Wijesinghe, D., Jee, J., Silva, S., Blomgren, C., Pontinha, V., Dixon, D., Van Tassell, B., Bortner, M., Williams, C. B., Haring, A. P., Halper, J., Johnson, B. N., Kong, Z., Halquist, M., Rocheleau, P. F., Long, T. E., Roper, T., Gilmer, E., and Trivedi, M. (2018) Additive Manufacturing of Pharmaceuticals for Precision Medicine Applications: A Review of the Promises and Perils in Implementation. Additive Manufacturing.

Bai, Y. and Williams, C. B. (2018) The Effect of Inkjetted Nanoparticles on Metal Part Properties in Binder Jetting Additive Manufacturing. Nanotechnology. doi.org/10.1088/1361-6528/aad0bb

I. Vu, *L. Bass, C. Williams, and D. Dillard, “Characterizing the effect of print orientation on interface integrity of multi-material jetting additive manufacturing,” Additive Manufacturing, Vol. 22 (2018)

Kubalak, J. R., Williams, C. B. (2018). Robotic Deposition to Enable Multi-Axis Material Extrusion. TechConnect World Innovation Conference and Expo 

Maskery I; *Sturm L; Aremu AO; Panesar A; Williams C; Tuck C; Wildman R; Ashcroft IA; Hague R. (2017). Insights into the mechanical properties of several triply periodic minimal surface lattice structures made by polymer additive manufacturing. Polymer. doi:10.1016/j.polymer.2017.11.049

Gilmer E; Miller D; *Chatham C; *Zawaski C; Fallon J; Pekkanen A; Long T; Williams C; Bortner M. (2017) Model analysis of feedstock behavior in fused filament fabrication: Enabling rapid materials screening. Polymer. doi: 10.1016/j.polymer.2017.11.068

Mondschein R; Kanitkar A; Williams C; Verbridge S; Long T. (2017) Polymer structure-property requirements for stereolithographic 3D printing of soft tissue engineering scaffolds. Biomaterials, 140, 170-188. doi:10.1016/j.biomaterials.2017.06.005

*Snelling D; Williams C; Suchicital C; Druschitz A. (2017) Binder jetting advanced ceramics for metal-ceramic composite structures. The International Journal of Advanced Manufacturing Technology, 92(1-4), 531-545. doi:10.1007/s00170-017-0139-y

Pekkanen A; Mondschein R; Williams C; Long T. (2017) 3D Printing Polymers with Supramolecular Functionality for Biological Applications. Biomacromolecules, 18(9), 2669-2687. doi:10.1021/acs.biomac.7b00671

Hegde M; *Meenakshisundaram V; *Chartrain N; Sekhar S; Tafti D; Williams C; Long T. (2017) 3D Printing All-Aromatic Polyimides using Mask-Projection Stereolithography: Processing the Nonprocessable. Advanced Materials, 29(31), 1701240-1701240-7. doi:10.1002/adma.201701240

*Bai Y; Wagner G; Williams C. (2017) Effect of particle size distribution on powder packing and sintering in binder jetting additive manufacturing of metals. Journal of Manufacturing Science and Engineering, 139(8), 081019-081019-6. doi:10.1115/1.4036640

*Sturm L; Williams C; Camelio J; White J; Parker R. (2017) Cyber-physical vulnerabilities in additive manufacturing systems: A case study attack on the. STL file with human subjects. Journal of Manufacturing Systems, 44, 154-164. doi:10.1016/j.jmsy.2017.05.007

Albakri M; *Sturm L; Williams C; Tarazaga P. (2017) Impedence-based non-destructive evaluation of additively manufactured parts. Rapid Prototyping Journal, 23(3), 589­-601. doi:10.1108/RPJ-03-2016-0046

Pekkanen A; *Zawaski C; Stevenson A; Dickerman R; Whittington A; Williams C, Long T. (2017) Poly (ether ester) Ionomers as Water-Soluble Polymers for Material Extrusion Additive Manufacturing Processes. ACS Applied Materials & Interfaces, 9(14), 12324-12331. doi:10.1021/acsami.7b01777

Pan Y; White J; Schmidt D; Elhabashy A; *Sturm L; Camelio J; Williams C. (2017) Taxonomies for Reasoning About Cyber-physical Attacks in IoT-based Manufacturing Systems. International Journal of Interactive Multimedia & Artificial Intelligence, 4(3), 45-54. doi: 10.9781/ijimai.2017.437

Simpson T; Williams C; Hripko M. (2017) Preparing industry for additive manufacturing and its applications: Summary & recommendations from a National Science Foundation workshop. Additive Manufacturing, 13, 166-178. doi:10.1016/j.addma.2016.08.002

*Kubalak J. R., Wicks A L, Williams C B (2017). Using multi-axis material extrusion to improve mechanical properties through surface reinforcement. Virtual and Physical Prototyping, doi.org/10.1080/17452759.2017.1392686

Aduba, D C, Feller KD, Williams C B, (2017) An Investigation of Build Orientation on Shrinkage in Sintered Bioceramic Parts Fabricated by Vat Photopolymerization, International Solid Freeform Fabrication Symposium, pp. 2326-2340, Austin TX.

Bai Y, Williams C B (2017) Binderless Jetting: Additive Manufacturing of Metal Parts via Jetting Nanoparticles, International Solid Freeform Fabrication Symposium, pp. 249-260, Austin TX

Wagner G W, Bass L B, Rau D A, Ziv SB, Wolf MS, Wolf DL, Bai Y (2017) Design and Development of a Multi-Tool Additive Manufacturing System, International Solid Freeform Fabrication Symposium, pp., 2005-2023, Austin TX.

Zawaski C, Margaretta E, Stevenson A, Pekkanen A, Whittington A, Long T, Williams CB, (2017) Embedding of Liquids into Water Soluble Materials via Additive Manufacturing for Timed Release, International Solid Freeform Fabrication Symposium, pp., 2047-2059, Austin TX.

Kumar A; Bai Y; Eklund A; Williams C. (2017) Effects of Hot Isostatic Pressing on Copper Parts Fabricated via Binder Jetting. Society of Manufacturing Engineers – North American Manufacturing Research Conference, Procedia Manufacturing, 10, 935-944. doi:10.1016/j.promfg.2017.07.084

Tenney C, Albakri M, Kubalak J, Sturm L, Williams CB, Tarazaga, PA (2017) Internal porosity detection in additively manufactured parts via electromechanical impedance measurements, ASME Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Sept 18-20, Snowbird, UT, SMASIS2017-3856, pp. V001T08A009, doi:10.1115/SMASIS2017-3856

Dinda, S.; Modi, D.; Simpson, T.; Tedia, S.; Williams, C. B. (2017 August 6). Expediting Build Time, Material, and Cost Estimation for Material Extrusion Processes to Enable Mobile Applications. ASME 2017 International Design Engineering Technical Conferences and Computers and Information in Engineering Conference, Cleveland, OH, August 6-9, DETC2017-68230, pp. V02AT03A034; doi:10.1115/DETC2017-68230

*Snelling DA; Williams CB; Druschitz A; Suchicital CTA. (2016). Binder Jetting Advanced Ceramics for Metal-Ceramic Composite Structures. International Journal of Advanced Manufacturing Technology.

Albakari MI; *Sturm LD; Williams CB; Tarazaga P. (2016). Impedance-based Non-destructive Evaluation of Additively Manufactured Parts. Rapid Prototyping Journal.

Brand B; Kasarda M; Williams C. (n.d.). Inquiry by Engineering Design: Applying the Sixth "E". Technology and Engineering Teacher.

*Bai Y; Wagner G; Williams CB. (n.d.). Effect of Particle Size Distribution on Powder Packing and Sintering in Binder Jetting Additive Manufacturing of metals. Journal of Manufacturing Science and Engineering.

Wells JG; Lammi M; Gero J; Grubbs M; Paretti M; Williams C. (2016). Characterizing design cognition of high school students: Initial analyses comparing those with and without pre-engineering experiences. Journal of Technology Education, 27(2), 78-91.

Pan Y; White J; Schmidt D; Elhabashy A; *Sturm L; Camelio J; Williams C. (2017). Taxonomies for Reasoning About Cyber-physical Attacks in IoT-based Manufacturing Systems. International Journal of Interactive Multimedia and Artificial Intelligence, 4(3), 45. doi:10.9781/ijimai.2017.437

*Meisel NA; Williams CB; Ellis K; Taylor GD. (2016). A Decision Support Tool to Select Additive Manufacturing Technologies for Deployment in Remote or Austere Environments. Journal of Manufacturing Technology Management, 27(7), 898-914. doi:10.1108/JMTM- 06-2015-0040

Lynn R; Saldana C; Kurfess T; Reddy N; Simpson T; Jablokow K; Tucker T; *Tedia S; Williams C. (2016). Toward Rapid Manufacturability Analysis Tools for Engineering Design Education. Procedia Manufacturing, 5, 1183-1196. doi:10.1016/j.promfg.2016.08.093

Simpson T; Williams CB; Hripko M. (2016). Preparing industry for additive manufacturing and its applications: Summary & recommendations from a National Science Foundation workshop. Additive Manufacturing, 13(January), 166-178. doi:10.1016/j.addma.2016.08.002

*Chartrain N; Williams CB; Whittington A. (2016). Engineering Tissues with Bioprinting. BioProcess International, 14(10).

*Bass L; *Meisel NA; Williams CB. (2016). Exploring variability of orientation and aging effects in material properties of multi-material jetting parts. Rapid Prototyping Journal, 22(5), 826-834. doi: 10.1108/RPJ-11-2015-0169 

Lynn, R., Jablokow, K., Reddy, N., Saldana, C., Tucker, T., Simpson, T. W., Williams, C. B. (2016). Using Rapid Manufacturability Analysis Tools to Enhance Design-for- Manufacturing Training in Engineering Education. In ASME International Design Engineering Technical Conference. Charlotte, NC. doi:10.1115/DETC2016-59295

Jorapur, N., Williams, C. B., & Druschitz, A. (2016). Design of Fiber reinforced structures with tensegrity behavior manufactured using 3d printed Sand Molds. In International Solid Freeform Fabrication Symposium. Austin, TX.

Sturm, L., Albakri, M., Williams, C. B., & Tarazaga, P. A. (2016). In-Situ Detection of Build Defects in Additive Manufacturing via Impedance-Based Monitoring. In Annual International Solid Freeform Fabrication Symposium (SFF Symp). Austin, TX.

Diller, T. E., Hermundstad, A., Williams, C., & Matusovich, H. (2016). Exploring Conceptual Understanding in Heat Transfer: A Qualitative Analysis,. In 123rd ASEE Annual Conference.

Chartrain, N., Vrastanos, M., Han, D. T., Sirrine, J. M., Pekannen, A., Long, T., Williams, C. B. (2016, August 7). Microstereolithography of Tissue Scaffolds Using a Biodegradable Photocurable Polyester. In International Solid Freeform Fabrication Symposium (pp. 1732-1748). Austin, TX.

Kubalak, J., Mansfield, C. D., Pesek, T. H., Snow, Z. K., Cottis, E. B., Ebeling-Koning, O. D., Williams, C. B. (2017, August 7). Design and Realization of a 6 Degree of Freedom Robotic Extrusion Platform. In International Solid Freeform Fabrication (SFF) Symposium. Austin, TX.

Tedia, S., & Williams, C. B. (2016, August 7). Manufacturability analysis tool for Additive manufacturing using voxel-based geometric modelling. In International Solid Freeform Fabrication (SFF) Symposium. Austin, TX.

Druschitz, A., Cowden, S., Dudley, A., Walsh, S., Weir, A., Williams, C. B., & Wood, B. (2016, August 7). Metal-Ceramic Composite Lattice Structures Using 3D Printed Sand Molds and Cores. In International Solid Freeform Fabrication Symposium. Austin, TX. Retrieved from https://sffsymposium.engr.utexas.edu/sites/default/files/2016/169-Druschitz.pdf

Kraft, S. M., Lattimer, B. Y., & Williams, C. B. (2016, August 7). Flammability of 3-D Printed Polymers – Composition and Geometry Factors. In International Solid Freeform Fabrication Symposium. Austin, TX. Retrieved from https://sffsymposium.engr.utexas.edu/sites/default/files/2016/193-Kraft.pdf

R. Lynn, K. Jablokow, N. Reddy, C. Saldana, T. Tucker, T. W. Simpson, T. Kurfess, C. B. Williams, 2016, “Toward Rapid Manufacturability Analysis Tools for Engineering Design Education,” ASME Manufacturing Science and Engineering Conference, June 27 – July 1, Blacksburg, VA.

 

C. Cirenza, T. Diller, and C. B. Williams, 2015, “Conveying Difficult Heat Transfer Concepts with Hands-On Workshops,” ASEE Annual Conference and Exhibition, June 14-17, Seattle, WA., accepted February 2015.

C. B. Williams and T. Simpson, 2015, “Advancing the Additive Manufacturing Workforce: Summary and Recommendations from a NSF Workshop, ASME IDETC Design Education Conference, August 2-5, DETC2015-47274, accepted March 2015.

C. B. Williams, *L. Sturm, and A. E. Wicks, 2015, “Advancing Student Learning of Design for Additive Manufacturing Principles through an Extracurricular Vehicle Design Competition,” ASME IDETC Design Education Conference, August 2-5, DETC2015-47622, accepted March 2015.

*J. Sirrine, *A. Pekkanen, *A. Nelson, *N. Chartrain, C. Williams, T. Long, “3D-Printable Biodegradable Polyester Tissue Scaffolds for Cell Adhesion,” Australian Journal of Chemistry, 2015, 68 (9), 1409-1414.

*D. Snelling, *Q. Li, N. Meisel, C. B. Williams, R. C. Batra, and A. P. Druschitz, 2015, “Lightweight Metal Cellular Structures Fabricated via 3D Printing of Sand Cast Molds,” Advanced Engineering Materials, 17(7), pp. 923-932(DOI: 10.1002/adem.201400524).

*P. Rao, *J. Liu, *D. Roberson, Z. J. Kong, and C. B. Williams, 2015, “Online Real-time Quality Monitoring in Additive Manufacturing Processes using Heterogeneous Sensors,” ASME Journal of Manufacturing Science and Engineering, 137(6), 061007 (12 pages) (DOI: 10.1115/1.4029823).

*Y. Bai and C. B. Williams, 2015, “An Exploration of Binder Jetting of Copper,” Rapid Prototyping Journal, 21(2), pp. 177-185 (DOI: 10.1108/RPJ-12-2014-0180).

*N. Meisel and C. B. Williams, “Design and Assessment of a 3D Printing Vending Machine,” Rapid Prototyping Journal, 21(5), pp. 471-481.

*J. Moore, and C. B. Williams, 2015, “Fatigue Properties of Parts Printed by PolyJet Material Jetting,” Rapid Prototyping Journal, 21(6), pp. 675-685.

*H. Turner, *B. Amos, J. White, J. A. Camelio, C. B. Williams, and R. Parker, 2015, "Bad Parts: Are Our Manufacturing Systems At Risk of Silent Cyber-attacks?", IEEE Security & Privacy, 13(3), pp. 40-47.

*W. Gao, *Y. Zhang, *D. Ramanujana, K. Ramani, Y. Chen, C. B. Williams, C. Wang, Y. Shin, S. Zhang, and P. Zavattieri, 2015, “The Status, Challenges, and Future of Additive Manufacturing in Engineering,” Computer-Aided Design, 69, pp. 65-89 (DOI: 10.1016/j.cad.2015.04.001)

*N. Meisel and C. B. Williams, 2015, “Design for Additive Manufacturing: An Investigation of Key Manufacturing Considerations in Multi-Material PolyJet 3D Printing,” ASME Journal of Mechanical Design, 137(11), pp.111406-1 – 111406-9.

*J. Moore, C. B. Williams, A. Johri, M. Paretti, and C. North, 2015, “Effectiveness of Adaptive Concept Maps for Promoting Conceptual Understanding: Findings from a Design-Based Case Study of a Learner-Centered Tool”,” Advances in Engineering Education, 4(4), pp. 1-35.

A. R. Schultz, P. M. Lambert, N. A. Chartrain, D. M. Ruohoniemi, Z. Zhang, C. Jangu, M. Zhang, C. B. Williams, and T. E. Long, 2014, “3D Printing Phosphonium Ionic Liquid Networks with Mask Projection Microstereolithography,” ACS Macro Letters, 3 (11), pp 1205–1209. (DOI: 10.1021/mz5006316)

O. Ivanova, A. Elliott, T. Campbell, and C. B. Williams, 2014, “Unclonable Security Features for Additive Manufacturing,” Additive Manufacturing, (DOI: 10.1016/j.addma.2014.07.001)

A. Gaynor, N. A. Meisel, C. B. Williams, and J. K. Guest, “Multiple-Material Topology Optimization of Compliant Mechanisms Created via PolyJet 3D Printing,” ASME Journal of Manufacturing Science and Engineering, in press.

N. A. Meisel, A. M. Elliott, and C. B. Williams, 2014, “A procedure for creating actuated joints via embedding shape memory alloys in PolyJet 3D printing,” Journal of Intelligent Material Systems and Structures, (DOI: 10.1177/1045389X14544144)

J. Moore, and C. B. Williams, “Fatigue Properties of Parts Printed by PolyJet Material Jetting,” Rapid Prototyping Journal, accepted May 2014.

J. Moore, C. B. Williams, A. Johri, M. Paretti, and C. North, “Using Adaptive Concept Maps to Promote Conceptual Understanding,” Advances in Engineering Education, accepted May 2014.

H. Turner, B. Amos, J. White, J. A. Camelio, C. B. Williams, and R. Parker, “Bad Parts: Are Our Manufacturing Systems At Risk of Silent Cyber-attacks?”, IEEE Security & Privacy, accepted May 2014.

L. J. Wells, J. A. Camelio, C. B. Williams, J. White, 2014, “Cyber-Physical Security Challenges in Manufacturing Systems,” Manufacturing Letters, 2(2), pp. 74-77. (DOI: 10.1016/j.mfglet.2014.01.005)

D. Snelling, A. Druschitz, C. B. Williams, 2014, “Mitigating Gas Defects in Castings Produced from 3D Printed Molds,” International Foundry Research Journal, Issue 2/2014.

J. S. Gero, U. Kannengiesser, and C. B. Williams, 2014, “Does Designing Have a Common Cognitive Behavior Independent of Domain and Task: A Meta-Analysis of Design Protocols,” International Conference on Human Behavior in Design, Ascona, Switzerland, October 14-17.

K. B. Perez and C. B. Williams 2014, “Characterization of In-Situ Conductive Paste Extrusion on PolyJet Substrates,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6.

Y. Bai and C. B. Williams, 2014 “An Exploration of Binder Jetting of Copper,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6. (Best Poster Award)

L. D. Sturm, C. B. Williams, J. Camelio, J. White, and R. Parker, 2014, “Cyber-physical Vulnerabilities in Additive Manufacturing Systems,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6.

P. Lambert, N. Chartrain, C. B. Williams, T. Long and A. Whittington, 2014, “Mask Projection Microstereolithography of Biocompatible Block-Copolymers,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6.

D. Snelling, C. B. Williams, and A. P. Druschitz, 2014, “Complex Geometrical Effects on Depowdering and Solidification in Sand Molds Fabricated via Binder Jetting,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6.

N. A. Meisel and C. B. Williams, 2014, “An Investigation of Key Manufacturing Constraints Toward the Creation of Optimized Multi-Material Compliant Mechanisms with PolyJet 3D Printing,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6.

M. Lammi, J. Wells, J. Gero, M. Paretti, and C. B. Williams, 2014, “Initial Findings of High School Pre-engineering and Non-engineering Students’ Design Cognition,” IEEE Frontiers in Education Conference, Madrid, Spain, October 22-25.

K. Lewis, T. Simpson, A. McKenna, C. B. Williams, M. Paretti, L. McNair, W. Chen, D. Gatchell, A. Johnson, G. Kremer, S. Shooter, and C. Tucker, 2014, “Assessment of Product Archaeology as a Framework for Contextualizing Engineering Design,” ASEE Annual Conference & Exposition, Indianapolis, IN., June 15-18.

K. B. Perez and C. B. Williams, 2014, “Design Considerations for Hybridizing Additive Manufacturing and Direct Write Technologies,” ASME IDETC Design for Manufacturing and the Lifecycle Conference, Buffalo, NY, August 17-20, DETC2014-35408. (Best Paper Award)

A. Gaynor, N. Meisel, C. B. Williams, and J. Guest, 2014, “Topology Optimization for Additive Manufacturing: Considering Multiple Materials,” 15th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, AIAA Aviation and Aeronautics Forum and Exposition, June 16.

A. Druschitz, C. B. Williams, and M. Seals, 2014, “Additive Manufacturing Supports the Production of Complex Castings,” 2014 TMS Annual Meeting & Exhibition: Shape Casting: 5th International Symposium, pp. 51-57.

M. J. Mohammadi-Aragh, C. B. Williams, “Student Attention in Unstructured-Use, Computer-Infused Classrooms,” Computers in Education Journal, accepted August 2013.

A. M. Elliott, O. S. Ivanova, C. B. Williams, T. A. Campbell, 2013, “Inkjet Printing of Quantum Dots in Photopolymer for Use in Additive Manufacturing of Nanocomposites,” Advanced Engineering Materials, 15(10), pp.903-907, DOI: 10.1002/adem.201300020.

M. J. Mohammadi-Aragh, C. B. Williams, 2013, “Tablet PC Instructional Strategies for Structured Computer Use: An Instructor’s Experience and Student Perceptions”. Computers in Education Journal, 4(2), pp. 39-50.

U. Kannengiesser, C. B. Williams, J. S. Gero, 2013, “What do the concept generation techniques of TRIZ, morphological analysis and brainstorming have in common?,” International Conference on Engineering Design, Seoul, South Korea, August 19-22,.

K. B. Perez, C. B. Williams, 2013, “Conductive Materials for Additive Manufacturing – A Review,” International Solid Freeform Symposium, Austin, TX., August 12-14.

D. A. Snelling, D.A., H. Blount, C. Forman, K. Ramsburg, A. Wentzel, C. B. Williams, A. Druschitz, 2013, “A Comparison of Material Properties of Castings Produced by Different 3D Printed Sands,” International Solid Freeform Symposium, Austin, TX., August 12-14.

N. A. Meisel, A. Gaynor, C. B. Williams, J. K. Guest, 2013, “Multiple-Material Optimization of Compliant Mechanisms Created via PolyJet 3D Printing,” International Solid Freeform Symposium, Austin, TX., August 12-14.

P. Lambert, E. Campaigne, C. B. Williams, 2013, “Design Considerations for Mask Projection Micro-Stereolithography Systems,” International Solid Freeform Symposium, Austin, TX., August 12-14.

C. B. Williams, Y. Lee, J. S. Gero, M. C. Paretti, 2013, “Exploring the Effect of the Design Prompt on Students’ Design Cognition,” ASME IDETC Symposium on International Design and Design Education, Portland, OR., August 4-7.

T. Diller, C. B. Williams, 2013, “Exploration of Hands-On Pedagogy in Heat Transfer,” ASME Heat Transfer Conference, Minneapolis, MN, July 14-19.

M. J. Mohammadi-Aragh, C. B. Williams, 2013, “Student Attention in Unstructured-Use, Computer-Infused Classrooms,” ASEE Annual Conference & Exposition, Atlanta, GA., June 23-26. (Computers in Education Division Best Paper Award)

J.P. Moore, C. B. Williams, 2013, “Translating Educational Theory into Educational Software: A Case Study of the Adaptive Map Concept,” ASEE Annual Conference & Exposition, Atlanta,
GA., June 23-26.

J. P. Moore, C. B. Williams, A. Johri, C. North, 2013, “Promoting Conceptual Understanding in Engineering Statics through the use of Adaptive Concept Maps,” ASEE Annual Conference & Exposition, Atlanta, GA., June 23-26.

K. Lewis, D. A. Moore-Russo, G. E. Okudan Kremer, T. W. Simpson, S. E. Zappe, A. F. McKenna, A. R. Carberry, W. Chen, D. W. Gatchell, S. B. Shooter, M. C. Paretti, L. D. McNair, C. B. Williams, 2013, “The Development of Product Archaeology as a Platform for Contextualizing Engineering Design,” ASEE Annual Conference & Exposition, Atlanta, GA., June 23-26.

D. A. Snelling, R. Kay, A. Druschitz, A., C. B. Williams, 2013, “Mitigating Gas Defects in Castings Produced From 3D Printed Molds,” Metalcasting Congress Proceedings by the American Foundry Society, St. Louis, MO., April 6-9.

O. S. Ivanova, C. B. Williams, T. A. Campbell, 2013, “Additive Manufacturing (AM) and Nanotechnology: Promises and Challenges”. Rapid Prototyping Journal, 19(5), pp. 353 – 364. DOI: 10.1108/RPJ-12-2011-0127. (Outstanding Paper Award)

J. S. Gero, H. Jiang, C. B. Williams, 2013, “Design Cognition Differences When Using Structured and Unstructured Concept Generation Creativity Techniques,” International Journal of Design Creativity and Innovation. DOI: 10.1080/21650349.2013.801760.

A. Johri, C. B. Williams, J. Pembridge, 2012, “Creative Collaboration: A Case Study of the Role of Computers in Supporting Representational and Relational Interaction in Student Engineering Design Teams,” International Journal of Engineering Education 29(1), pp. 33-44, 2013. ISSN: 0949-149X/92.

J. S. Gero, M. Pourmohamadi, C. B. Williams, 2012, “The Effect of Employing Different Design Methods on Design Cognition of Small Design Teams”. Articulating Design Thinking (P. Rodgers, ed.), Libri Publishing, pp. 73-87. 2012.

R. L. Mahajan, J. Reed, N. Ramakrishnan, R. Mueller, C. B. Williams, T. A. Campbell, 2012, “Cultivating Emerging and Disruptive Technologies,” ASME International Mechanical Engineering Congress & Exposition, November 9-15, Houston, TX.

M. Seals, S. McKinney, P. Walsh, A. Druschitz, C. B. Williams, 2012, “Comparison of Wax and 3D Printed Investment Casting Pattern Materials,” Materials Science & Technology Conference and Exhibition, Pittsburgh, PA., October 7-11, 2012.

C. B. Williams, Y. Lee, J. Gero, M. C. Paretti, 2012, “Examining the Effect of Design Education on Design Cognition,” IEEE Frontiers in Engineering Education Conference, October 3-6, Seattle, WA.

J. Gero, H. Jiang, C. B. Williams, 2012, “Design Cognition Differences When Using Structured and Unstructured Concept Generation Creativity Techniques,” 2nd International Conference on Design Creativity, September 18-20, Glasgow, UK.

J. Gero, M. Pourmohamadi, C. B. Williams, 2012, “Does Using Different Concept Generation Methods Change the Design Cognition of Designers?,” ASME IDETC Design Theory and Methodology Conference, Chicago, IL.

C. B. Williams, Y. Lee, J. Gero, 2012, “Exploring the Effect of Design Cognition of Two Engineering Majors,” ASME IDETC 9th Symposium on International Design and Design Education, Chicago, IL. (Best Paper Award)

N. A. Meisel, C. B. Williams, A. Druschitz, 2012, “Lightweight Metal Cellular Structures via Indirect 3D Printing and Casting,” International Solid Freeform Fabrication Symposium, August 6-8, Austin, TX.

M. W. Barclift, C. B. Williams, 2012, “Examining Variability in the Mechanical Properties of Parts Manufactured via Polyjet Direct 3D Printing,” International Solid Freeform Fabrication Symposium, August 6-8, Austin, TX.

A. M. Elliott, O. Ivanova*, C. B. Williams, T. Campbell, 2012, “An Investigation of the Effects of Quantum Dot Nanoparticles on Photopolymer Resin for Use in PolyJet Direct 3D Printing,” International Solid Freeform Fabrication Symposium, August 6-8, Austin, TX.

J. P. Moore and C. B. Williams, 2012, “Fatigue Characterization of 3D Printed Elastomer Material,” International Solid Freeform Fabrication Symposium, August 6-8, Austin, TX.

D. L. McCarthy and C. B. Williams, 2012, “Creating Complex Hollow Metal Geometries Using Additive Manufacturing and Electroforming,” International Solid Freeform Fabrication Symposium, August 6-8, Austin, TX.

O. S. Ivanova, A. M. Elliott, C. B. Williams, T. A. Campbell, 2012, “Additive Manufacturing with Nano-Inks,” Nanotechnology Conference and Expo, June 18-21, Santa Clara, CA.

M. Mohammadi-Aragh and C. B. Williams, 2012, “Student’s Perceptions of Tablet PC Interaction Techniques,” ASEE Annual Conference and Exhibition, June 10-13, San Antonio, TX.

J. P. Moore and C. B. Williams, 2012, “Towards an Adaptive Concept Map: Creating a Concept Map of an Engineering Statics Curriculum,” ASEE Annual Conference and Exhibition, June 10-13, San Antonio, TX.

J. P. Moore, C. B. Williams, C. North, A. Johri, 2012, “Advancing Personalized Learning via an Adaptive Concept Map,” ASEE Annual Conference and Exhibition, June 10-13, San Antonio, TX.

C. B. Williams, Y. Lee, J. Gero, M. C. Paretti, 2012, “Exploring the Effect of Design Education on the Design Cognition of Sophomore Engineering Students,” ASEE Annual Conference and Exhibition, June 10-13, San Antonio, TX.

J. Gero, M. Pourmohamadi, C. B. Williams, 2012, “The Effect of Employing Different Design Methods on the Design Cognition of Small Design Teams,” Design Thinking Research Symposium, April 18-19, Tyne, UK.

C. B. Williams, F. Mistree, D. W. Rosen, 2011, “A Functional Classification Framework for the Conceptual Design of Additive Manufacturing Technologies,” Journal of Mechanical Design, Vol. 113, No. 12, pp. 121002-1 – 121002-11 (DOI: 10.1115/1.4005231).

C. B. Williams, J. K. Cochran, D. W. Rosen, 2011, “Additive Manufacturing of Metallic Cellular Materials via Three-Dimensional Printing,” The International Journal of Advanced Manufacturing Technology, Vol. 53, No. 1-4, pp. 231-239 (DOI 10.1007/s00170-010-2812-2).

L. J. Stiltner, A. M. Elliott, C. B. Williams, 2011, “A Method for Creating Actuated Joints via Fiber Embedding in a Polyjet 3D Printing Process,” International Solid Freeform Fabrication Symposium, August 8-10, Austin, TX.

J. Bernardo, S. Samavedi, C. B. Williams, A. R. Whittington, 2011, “Indirect Tissue Scaffold Fabrication via Fused Deposition Modeling and Biomimetic Mineralization,” International Solid Freeform Fabrication Symposium, August 8-10, Austin, TX.

O. S. Ivanova, C. B. Williams, T. A. Campbell, 2011, “Additive Manufacturing and Nanotechnology: Promises and Challenges,” International Solid Freeform Fabrication Symposium, August 8-10, Austin, TX.

C. B. Williams, Y. Lee, M. C. Paretti, J. Gero, 2011, “Effects of Design Education on Design Cognition: A Preliminary Study of a Sophomore Design Course,” Frontiers in Education Conference, October 12-15, Rapid City, SD.

C. B. Williams, J. Gero, M. C. Paretti, Y. Lee, 2011, “Exploring the Effect of Design Education on the Design Cognition of Mechanical Engineering Students,” ASME IDETC 8th Symposium on International Design and Design Education, Washington DC, DETC2011-48357.

J. P. Moore, C. B. Williams, M. C. Paretti, 2011, “Using Wikis as a Formative Assessment Tool for Student Engineering Design Teams,” ASME IDETC 8th Symposium on International Design and Design Education, Washington DC, DETC2011-48310.

S. A. Sarles, L. J. Stiltner, C. B. Williams, D. J. Leo, 2010, “Bilayer formation between Lipid-Encased Hydrogels Contained in Solid Substrates,” ACS Applied Materials & Interfaces, Vol. 2, Iss. 12, pp. 3654-3663 (DOI: 10.1021/am100826s).

R. Illardo and C. B. Williams, 2010, “Design and Manufacture of a Formula SAE Intake System Using Fused Deposition Modeling and Fiber-Reinforced Composite Materials,” Rapid Prototyping Journal, Vol. 16, Iss. 3, pp. 174-179.

R. Goff, C. B. Williams, J. P. Terpenny, K. Gilbert, T. Knott, J. Lo, 2010, “ROXIE: Real Outreach Experiences in Engineering First-Year Engineering Students Designing for Community Partners,” International Journal of Engineering Education, Vol. 26, No. 2, pp. 349-358.

C. B. Williams, L. D. McNair, E. D. Crede, M. C. Paretti, J. P. Terpenny, 2010, “Designing Hands-On Teaming Activities for Courses with Large Enrollments: Exploring Sustainability Tradeoffs,” International Journal of Engineering Education, Vol. 26, No. 2, pp. 408-417.

C. B. Williams, J. Gero, M. C. Paretti, Y. Lee, 2010, “Exploring Spatial Reasoning Ability and Design Cognition in Undergraduate Engineering Students,” ASME IDETC 7th Symposium on
International Design and Design Education, Montreal, Quebec, Canada, DETC2010/DEC-28925.

C. B. Williams, E. Crede, R. Goff, J. P. Terpenny, 2010, “Effects of Student-Customer Interaction in a Cornerstone Design Project,” ASEE Annual Conference and Exposition, June 20 – 23, Louisville, KY. (Finalist for DEED Best Paper Award)

C. B. Williams, J. Gero, M. C. Paretti, Y. Lee, 2010, “WIP: Studying Design Cognition to Improve Design Education,” Frontiers In Education Conference, October 27-30, Washington D.C., S3G-1 S3G-3.

J. Bernardo, S. Samavedi, C. B. Williams, A. W. Morgan, 2010, “Towards Indirect Tissue Scaffold Fabrication via Additive Manufacturing and Hydroxyapatite Mineralization,” International Solid Freeform Fabrication Symposium, Austin, TX.

J. J. Pembridge, A. Johri, C. B. Williams, 2009, “Transformative Design Practices: Comparing Face-to-Face and Technology-Mediated Design Experiences among Engineering Students,” Frontiers in Education Conference, October 18-21, San Antonio, TX. T1A-1–T1A-7.

C. B. Williams, J. P. Terpenny, R. Goff, 2009, “Designing a Service-Learning Design Project for a First-Year Engineering Course,” ASME IDETC 6th Symposium on International Design and Design Education, San Diego, CA., DETC2009/DEC-87091.

C. B. Williams, R. Goff, J. P. Terpenny, 2009, “Real Outreach Experiences in Engineering: Merging Service-Learning and Design in a First-Year Engineering Course,” ASEE Annual Conference and Exposition, June 14-17, Austin, TX.

C. B. Williams, L. D. McNair, M. C. Paretti, J. P. Terpenny, 2009, “Designing Hands-On Teaming Activities for Courses with Large Enrollments: Exploring Sustainability Tradeoffs,” Mudd Design Workshop VII: Sustaining Sustainable Design, May 28-30, Harvey Mudd College, Claremont, CA.

R. Goff, C. B. Williams, J. P. Terpenny, K. Gilbert, T. Knott, J. Lo, 2009, “ROXIE: Real Outreach Experiences in Engineering First-Year Engineering Students Designing for Community Partners,” Mudd Design Workshop VII: Sustaining Sustainable Design, May 28-30, Harvey Mudd College, Claremont, CA.

C. B. Williams, J. Cochran, D. W. Rosen, 2009, “Layered Manufacturing of Metallic Cellular Materials via Three-Dimensional Printing of Spray-Dried Metal Oxide Powder,” The Materials, Metals & Mining Society Annual Meeting and Conference, San Francisco, CA.

C. B. Williams, F. Mistree, D. W. Rosen, 2008, “A Functional Classification Framework for the Conceptual Design of Layered Manufacturing Technologies,” ASME IDETC 13th Design for Manufacturing and the Lifecycle Conference, Brooklyn, NY., DETC2004/DFMLC-49353. (Best Paper Award)

C. B. Williams, F. Mistree, D. W. Rosen, “The Systematic Design of a Layered Manufacturing Process for the Realization of Metal Parts of Designed Mesostructure,” ASME IDETC 5th Symposium on International Design and Design Education, Brooklyn, NY., DETC2008/DEC-49457, 2008.

C. B. Williams, D. W. Rosen, 2007, “Manufacturing Metallic Parts with Designed Mesostructure via Three-Dimensional Printing of Metal Oxide Powder,” 18th Solid Freeform Fabrication Symposium, Austin, TX, pp. 586-597.

C. B. Williams, D. W. Rosen, 2007, “Manufacturing Cellular Materials via Three-Dimensional Printing of Metal Oxide Powders,” 3rd International Conference on Advanced Research in Virtual and Rapid Prototyping, Leiria, Portugal, Taylor & Francis, pp. 331-340.

C. B. Williams, J. K. Allen, D. W. Rosen, F. Mistree, 2006, “Designing Platforms for Customizable Products and Processes in Markets of Non-Uniform Demand,” Concurrent Engineering: Research and Applications – Special Issue on Managing Modularity and Commonality in Product and Process Development, Eds. Jiao, J., Gershenson, J. K., Michalek, J. J., Vol. 15, No. 2, pp. 201-216.

C. B. Williams and F. Mistree, 2006, “Empowering Students to Learn How to Learn: Mass Customization of a Graduate Engineering Design Course,” The International Journal of Engineering

C. B. Williams, D. W. Rosen, F. Mistree, 2004, “Process Parameter Design to Manage Workstation Capacity,” Product Platform and Product Family Design: Methods and Applications (Simpson, T., Siddique, Z., Jiao, J., eds.), Springer, New York, pp. 421-456.

C. B. Williams, F. Mistree, D. W. Rosen, 2005, “Towards the Design of a Layer-Based Additive Manufacturing Process for the Realization of Metal Parts of Designed Mesostructures,” 16th Solid Freeform Fabrication Symposium, August 1-3, Austin, TX, pp. 217-230.

C. B. Williams, F. Mistree, D. W. Rosen, 2005, “Investigation of Additive Manufacturing Processes for the Manufacture of Parts with Designed Mesostructure,” ASME IDETC 10th Design for Manufacturing and the Life Cycle Conference, September 24-28, Long Beach, CA, Paper No. DETC2005/DFMLC-84832.

C. B. Williams, J. K. Allen, D. W. Rosen, F. Mistree, 2004, “Designing Platforms for Customizable Products in Markets with Non-Uniform Demand,” ASME IDETC 16th Design Theory and Methodology Conference, September 28 – October 2, Salt Lake City, UT, Paper No. DETC2004/DTM-57469.

M. K. Chamberlain, C. B. Williams, F. Mistree, 2003, “Strategic Design: Leveraging Market Forecasts and Emerging Technologies in Engineering Design Applications,” 10th AIAA/ISSMO Symposium on Multidisciplinary Analysis and Optimization, August 30 – September 1, Albany, NY, Paper No. AIAA-2004-4652.

M. J. Carone, C. B. Williams, J. K. Allen, F. Mistree, 2003, “An Application of Constructal Theory in the Non-Deterministic, Multi-Objective Design of Product Platforms,” ASME IDETC 15th Design Theory and Methodology Conference, September 2-6, Chicago, IL, Paper No. DETC2003/DTM-48667.

C. B. Williams, J. H. Panchal, D. W. Rosen, 2003, “A General Decision-Making Method for the Rapid Manufacturing of Customized Parts,” ASME IDETC 23rd Computers and Information in Engineering Conference, September 2-6, Chicago, IL, Paper No. DETC2003/CIE-48198.

M. K. Chamberlain, C. B. Williams, F. S. Cowan, F. Mistree, 2001, “Orchestrating Learning in a Graduate Engineering Design Course,” ASME IDETC 13th International Conference on Design Theory and Methodology, September 9-12, Pittsburgh, PA, Paper No. DETC 2001/DTM-2037.

Design for Additive Manufacturing

N. Meisel and C. B. Williams, “Design for Additive Manufacturing: An Investigation of Key Manufacturing Considerations in Multi-Material PolyJet 3D Printing,” ASME Journal of Mechanical Design, accepted April 2015.

W. Gao, Y. Zhang, D. Ramanujana, K. Ramani, Y. Chen, C. B. Williams, C. Wang, Y. Shin, S. Zhang, and P. Zavattieri, “The Status, Challenges, and Future of Additive Manufacturing in Engineering,” Computer-Aided Design, published online April 17, 2015 (DOI: 10.1016/j.cad.2015.04.001).

N. A. Meisel and C. B. Williams, 2014, “An Investigation of Key Manufacturing Constraints Toward the Creation of Optimized Multi-Material Compliant Mechanisms with PolyJet 3D Printing,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6.

A. Gaynor, N. Meisel, C. B. Williams, and J. Guest, 2014, “Topology Optimization for Additive Manufacturing: Considering Multiple Materials,” 15th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, AIAA Aviation and Aeronautics Forum and Exposition, June 16.

A. Gaynor, N. A. Meisel, C. B. Williams, and J. K. Guest, “Multiple-Material Topology Optimization of Compliant Mechanisms Created via PolyJet 3D Printing,” ASME Journal of Manufacturing Science and Engineering, in press.

N. A. Meisel, A. Gaynor, C. B. Williams, J. K. Guest, 2013, “Multiple-Material Optimization of Compliant Mechanisms Created via PolyJet 3D Printing,” International Solid Freeform Symposium, Austin, TX., August 12-14.

Cyber-Physical Security

H. Turner, B. Amos, J. White, J. A. Camelio, C. B. Williams, and R. Parker, “Bad Parts: Are Our Manufacturing Systems At Risk of Silent Cyber-attacks?”, IEEE Security & Privacy, accepted May 2014.

L. J. Wells, J. A. Camelio, C. B. Williams, J. White, 2014, “Cyber-Physical Security Challenges in Manufacturing Systems,” Manufacturing Letters, 2(2), pp. 74-77. (DOI: 10.1016/j.mfglet.2014.01.005)

L. D. Sturm, C. B. Williams, J. Camelio, J. White, and R. Parker, 2014, “Cyber-physical Vulnerabilities in Additive Manufacturing Systems,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6.

AM Overview

P. Rao, J. Liu, D. Roberson, Z. J. Kong, and C. B. Williams, “Online Real-time Quality Monitoring in Additive Manufacturing Processes using Heterogeneous Sensors,” ASME Journal of Manufacturing Science and Engineering, published online February 6, 2015 (DOI: 10.1115/1.4029823).

O. S. Ivanova, C. B. Williams, T. A. Campbell, 2013, “Additive Manufacturing (AM) and Nanotechnology: Promises and Challenges”. Rapid Prototyping Journal, 19(5), pp. 353 – 364. DOI: 10.1108/RPJ-12-2011-0127. (Outstanding Paper Award)

R. L. Mahajan, J. Reed, N. Ramakrishnan, R. Mueller, C. B. Williams, T. A. Campbell, 2012, “Cultivating Emerging and Disruptive Technologies,” ASME International Mechanical Engineering Congress & Exposition, November 9-15, Houston, TX.

O. S. Ivanova, C. B. Williams, T. A. Campbell, 2011, “Additive Manufacturing and Nanotechnology: Promises and Challenges,” International Solid Freeform Fabrication Symposium, August 8-10, Austin, TX.

AM Decision Making

C. B. Williams, F. Mistree, D. W. Rosen, 2011, “A Functional Classification Framework for the Conceptual Design of Additive Manufacturing Technologies,” Journal of Mechanical Design, Vol. 113, No. 12, pp. 121002-1 – 121002-11 (DOI: 10.1115/1.4005231).

C. B. Williams, F. Mistree, D. W. Rosen, 2008, “A Functional Classification Framework for the Conceptual Design of Layered Manufacturing Technologies,” ASME IDETC 13th Design for Manufacturing and the Lifecycle Conference, Brooklyn, NY., DETC2004/DFMLC-49353. (Best Paper Award)

C. B. Williams, F. Mistree, D. W. Rosen, 2005, “Towards the Design of a Layer-Based Additive Manufacturing Process for the Realization of Metal Parts of Designed Mesostructures,” 16th Solid Freeform Fabrication Symposium, August 1-3, Austin, TX, pp. 217-230.

C. B. Williams, F. Mistree, D. W. Rosen, 2005, “Investigation of Additive Manufacturing Processes for the Manufacture of Parts with Designed Mesostructure,” ASME IDETC 10th Design for Manufacturing and the Life Cycle Conference, September 24-28, Long Beach, CA, Paper No. DETC2005/DFMLC-84832.

C. B. Williams, J. H. Panchal, D. W. Rosen, 2003, “A General Decision-Making Method for the Rapid Manufacturing of Customized Parts,” ASME IDETC 23rd Computers and Information in Engineering Conference, September 2-6, Chicago, IL, Paper No. DETC2003/CIE-48198.

Product Platform Design

C. B. Williams, J. K. Allen, D. W. Rosen, F. Mistree, 2006, “Designing Platforms for Customizable Products and Processes in Markets of Non-Uniform Demand,” Concurrent Engineering: Research and Applications – Special Issue on Managing Modularity and Commonality in Product and Process Development, Eds. Jiao, J., Gershenson, J. K., Michalek, J. J., Vol. 15, No. 2, pp. 201-216.

C. B. Williams, D. W. Rosen, F. Mistree, 2004, “Process Parameter Design to Manage Workstation Capacity,” Product Platform and Product Family Design: Methods and Applications (Simpson, T., Siddique, Z., Jiao, J., eds.), Springer, New York, pp. 421-456.

C. B. Williams, J. K. Allen, D. W. Rosen, F. Mistree, 2004, “Designing Platforms for Customizable Products in Markets with Non-Uniform Demand,” ASME IDETC 16th Design Theory and Methodology Conference, September 28 – October 2, Salt Lake City, UT, Paper No. DETC2004/DTM-57469.

M. K. Chamberlain, C. B. Williams, F. Mistree, 2003, “Strategic Design: Leveraging Market Forecasts and Emerging Technologies in Engineering Design Applications,” 10th AIAA/ISSMO Symposium on Multidisciplinary Analysis and Optimization, August 30 – September 1, Albany, NY, Paper No. AIAA-2004-4652.

M. J. Carone, C. B. Williams, J. K. Allen, F. Mistree, 2003, “An Application of Constructal Theory in the Non-Deterministic, Multi-Objective Design of Product Platforms,” ASME IDETC 15th Design Theory and Methodology Conference, September 2-6, Chicago, IL, Paper No. DETC2003/DTM-48667.

M. K. Chamberlain, C. B. Williams, F. S. Cowan, F. Mistree, 2001, “Orchestrating Learning in a Graduate Engineering Design Course,” ASME IDETC 13th International Conference on Design Theory and Methodology, September 9-12, Pittsburgh, PA, Paper No. DETC 2001/DTM-2037.

Vat Photopolyermization

A. R. Schultz, P. M. Lambert, N. A. Chartrain, D. M. Ruohoniemi, Z. Zhang, C. Jangu, M. Zhang, C. B. Williams, and T. E. Long, 2014, “3D Printing Phosphonium Ionic Liquid Networks with Mask Projection Microstereolithography,” ACS Macro Letters, 3 (11), pp 1205–1209. (DOI: 10.1021/mz5006316)

P. Lambert, N. Chartrain, C. B. Williams, T. Long and A. Whittington, 2014, “Mask Projection Microstereolithography of Biocompatible Block-Copolymers,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6.

P. Lambert, E. Campaigne, C. B. Williams, 2013, “Design Considerations for Mask Projection Micro-Stereolithography Systems,” International Solid Freeform Symposium, Austin, TX., August 12-14.

Material Jetting

O. Ivanova, A. Elliott, T. Campbell, and C. B. Williams, 2014, “Unclonable Security Features for Additive Manufacturing,” Additive Manufacturing, (DOI: 10.1016/j.addma.2014.07.001)

N. A. Meisel, A. M. Elliott, and C. B. Williams, 2014, “A procedure for creating actuated joints via embedding shape memory alloys in PolyJet 3D printing,” Journal of Intelligent Material Systems and Structures, (DOI: 10.1177/1045389X14544144)

J. Moore, and C. B. Williams, “Fatigue Properties of Parts Printed by PolyJet Material Jetting,” Rapid Prototyping Journal, accepted May 2014.

A. M. Elliott, O. S. Ivanova, C. B. Williams, T. A. Campbell, 2013, “Inkjet Printing of Quantum Dots in Photopolymer for Use in Additive Manufacturing of Nanocomposites,” Advanced Engineering Materials, 15(10), pp.903-907, DOI: 10.1002/adem.201300020.

M. W. Barclift, C. B. Williams, 2012, “Examining Variability in the Mechanical Properties of Parts Manufactured via Polyjet Direct 3D Printing,” International Solid Freeform Fabrication Symposium, August 6-8, Austin, TX.

A. M. Elliott, O. Ivanova*, C. B. Williams, T. Campbell, 2012, “An Investigation of the Effects of Quantum Dot Nanoparticles on Photopolymer Resin for Use in PolyJet Direct 3D Printing,” International Solid Freeform Fabrication Symposium, August 6-8, Austin, TX.

J. P. Moore and C. B. Williams, 2012, “Fatigue Characterization of 3D Printed Elastomer Material,” International Solid Freeform Fabrication Symposium, August 6-8, Austin, TX.

O. S. Ivanova, A. M. Elliott, C. B. Williams, T. A. Campbell, 2012, “Additive Manufacturing with Nano-Inks,” Nanotechnology Conference and Expo, June 18-21, Santa Clara, CA.

L. J. Stiltner, A. M. Elliott, C. B. Williams, 2011, “A Method for Creating Actuated Joints via Fiber Embedding in a Polyjet 3D Printing Process,” International Solid Freeform Fabrication Symposium, August 8-10, Austin, TX.

Binder Jetting

Y. Bai and C. B. Williams, 2015, “An Exploration of Binder Jetting of Copper,” Rapid Prototyping Journal, 21(2), pp. 177-185 (DOI: 10.1108/RPJ-12-2014-0180).

Y. Bai and C. B. Williams, 2014 “An Exploration of Binder Jetting of Copper,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6. (Best Poster Award)

C. B. Williams, J. K. Cochran, D. W. Rosen, 2011, “Additive Manufacturing of Metallic Cellular Materials via Three-Dimensional Printing,” The International Journal of Advanced Manufacturing Technology, Vol. 53, No. 1-4, pp. 231-239 (DOI 10.1007/s00170-010-2812-2).

S. A. Sarles, L. J. Stiltner, C. B. Williams, D. J. Leo, 2010, “Bilayer formation between Lipid-Encased Hydrogels Contained in Solid Substrates,” ACS Applied Materials & Interfaces, Vol. 2, Iss. 12, pp. 3654-3663 (DOI: 10.1021/am100826s).

C. B. Williams, J. Cochran, D. W. Rosen, 2009, “Layered Manufacturing of Metallic Cellular Materials via Three-Dimensional Printing of Spray-Dried Metal Oxide Powder,” The Materials, Metals & Mining Society Annual Meeting and Conference, San Francisco, CA.

C. B. Williams, F. Mistree, D. W. Rosen, “The Systematic Design of a Layered Manufacturing Process for the Realization of Metal Parts of Designed Mesostructure,” ASME IDETC 5th Symposium on International Design and Design Education, Brooklyn, NY., DETC2008/DEC-49457, 2008.

C. B. Williams, D. W. Rosen, 2007, “Manufacturing Metallic Parts with Designed Mesostructure via Three-Dimensional Printing of Metal Oxide Powder,” 18th Solid Freeform Fabrication Symposium, Austin, TX, pp. 586-597.

C. B. Williams, D. W. Rosen, 2007, “Manufacturing Cellular Materials via Three-Dimensional Printing of Metal Oxide Powders,” 3rd International Conference on Advanced Research in Virtual and Rapid Prototyping, Leiria, Portugal, Taylor & Francis, pp. 331-340.

Casting

D. Snelling, Q. Li, N. Meisel, C. B. Williams, R. C. Batra, and A. P. Druschitz, “Lightweight Metal Cellular Structures Fabricated via 3D Printing of Sand Cast Molds,” Advanced Engineering Materials, published online March 11, 2015 (DOI: 10.1002/adem.201400524).

D. Snelling, A. Druschitz, C. B. Williams, 2014, “Mitigating Gas Defects in Castings Produced from 3D Printed Molds,” International Foundry Research Journal, Issue 2/2014.

D. Snelling, C. B. Williams, and A. P. Druschitz, 2014, “Complex Geometrical Effects on Depowdering and Solidification in Sand Molds Fabricated via Binder Jetting,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6.

A. Druschitz, C. B. Williams, and M. Seals, 2014, “Additive Manufacturing Supports the Production of Complex Castings,” 2014 TMS Annual Meeting & Exhibition: Shape Casting: 5th International Symposium, pp. 51-57.

D. A. Snelling, D.A., H. Blount, C. Forman, K. Ramsburg, A. Wentzel, C. B. Williams, A. Druschitz, 2013, “A Comparison of Material Properties of Castings Produced by Different 3D Printed Sands,” International Solid Freeform Symposium, Austin, TX., August 12-14.

D. A. Snelling, R. Kay, A. Druschitz, A., C. B. Williams, 2013, “Mitigating Gas Defects in Castings Produced From 3D Printed Molds,” Metalcasting Congress Proceedings by the American Foundry Society, St. Louis, MO., April 6-9.

M. Seals, S. McKinney, P. Walsh, A. Druschitz, C. B. Williams, 2012, “Comparison of Wax and 3D Printed Investment Casting Pattern Materials,” Materials Science & Technology Conference and Exhibition, Pittsburgh, PA., October 7-11, 2012.

N. A. Meisel, C. B. Williams, A. Druschitz, 2012, “Lightweight Metal Cellular Structures via Indirect 3D Printing and Casting,” International Solid Freeform Fabrication Symposium, August 6-8, Austin, TX.

Embedded Electronics

K. B. Perez and C. B. Williams 2014, “Characterization of In-Situ Conductive Paste Extrusion on PolyJet Substrates,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6.

K. B. Perez, C. B. Williams, 2013, “Conductive Materials for Additive Manufacturing – A Review,” International Solid Freeform Symposium, Austin, TX., August 12-14.

Extrusion

J. Bernardo, S. Samavedi, C. B. Williams, A. R. Whittington, 2011, “Indirect Tissue Scaffold Fabrication via Fused Deposition Modeling and Biomimetic Mineralization,” International Solid Freeform Fabrication Symposium, August 8-10, Austin, TX.

R. Illardo and C. B. Williams, 2010, “Design and Manufacture of a Formula SAE Intake System Using Fused Deposition Modeling and Fiber-Reinforced Composite Materials,” Rapid Prototyping Journal, Vol. 16, Iss. 3, pp. 174-179.

J. Bernardo, S. Samavedi, C. B. Williams, A. W. Morgan, 2010, “Towards Indirect Tissue Scaffold Fabrication via Additive Manufacturing and Hydroxyapatite Mineralization,” International Solid Freeform Fabrication Symposium, Austin, TX.

Powder Bed Fusion

D. L. McCarthy and C. B. Williams, 2012, “Creating Complex Hollow Metal Geometries Using Additive Manufacturing and Electroforming,” International Solid Freeform Fabrication Symposium, August 6-8, Austin, TX.

AM Education

N. Meisel and C. B. Williams, 2015, “Design and Assessment of a 3D Printing Vending Machine,” Rapid Prototyping Journal, to appear in 21(4).

C. B. Williams and T. Simpson, 2015, “Advancing the Additive Manufacturing Workforce: Summary and Recommendations from a NSF Workshop, ASME IDETC Design Education Conference, August 2-5, DETC2015-47274, accepted March 2015.

C. B. Williams, *L. Sturm, and A. E. Wicks, 2015, “Advancing Student Learning of Design for Additive Manufacturing Principles through an Extracurricular Vehicle Design Competition,” ASME IDETC Design Education Conference, August 2-5, DETC2015-47622, accepted March 2015.

Engineering Design Education

C. Cirenza, T. Diller, and C. B. Williams, 2015, “Conveying Difficult Heat Transfer Concepts with Hands-On Workshops,” ASEE Annual Conference and Exhibition, June 14-17, Seattle, WA., accepted February 2015.

J. Moore, C. B. Williams, A. Johri, M. Paretti, and C. North, “Using Adaptive Concept Maps to Promote Conceptual Understanding,” Advances in Engineering Education, accepted May 2014.

J. S. Gero, U. Kannengiesser, and C. B. Williams, 2014, “Does Designing Have a Common Cognitive Behavior Independent of Domain and Task: A Meta-Analysis of Design Protocols,” International Conference on Human Behavior in Design, Ascona, Switzerland, October 14-17.

M. Lammi, J. Wells, J. Gero, M. Paretti, and C. B. Williams, 2014, “Initial Findings of High School Pre-engineering and Non-engineering Students’ Design Cognition,” IEEE Frontiers in Education Conference, Madrid, Spain, October 22-25.

K. Lewis, T. Simpson, A. McKenna, C. B. Williams, M. Paretti, L. McNair, W. Chen, D. Gatchell, A. Johnson, G. Kremer, S. Shooter, and C. Tucker, 2014, “Assessment of Product Archaeology as a Framework for Contextualizing Engineering Design,” ASEE Annual Conference & Exposition, Indianapolis, IN., June 15-18.

M. J. Mohammadi-Aragh, C. B. Williams, “Student Attention in Unstructured-Use, Computer-Infused Classrooms,” Computers in Education Journal, accepted August 2013.

M. J. Mohammadi-Aragh, C. B. Williams, 2013, “Tablet PC Instructional Strategies for Structured Computer Use: An Instructor’s Experience and Student Perceptions”. Computers in Education Journal, 4(2), pp. 39-50.

U. Kannengiesser, C. B. Williams, J. S. Gero, 2013, “What do the concept generation techniques of TRIZ, morphological analysis and brainstorming have in common?,” International Conference on Engineering Design, Seoul, South Korea, August 19-22,.

C. B. Williams, Y. Lee, J. S. Gero, M. C. Paretti, 2013, “Exploring the Effect of the Design Prompt on Students’ Design Cognition,” ASME IDETC Symposium on International Design and Design Education, Portland, OR., August 4-7.

C. B. Williams, Y. Lee, J. S. Gero, M. C. Paretti, 2013, “Exploring the Effect of the Design Prompt on Students’ Design Cognition,” ASME IDETC Symposium on International Design and Design Education, Portland, OR., August 4-7.

M. J. Mohammadi-Aragh, C. B. Williams, 2013, “Student Attention in Unstructured-Use, Computer-Infused Classrooms,” ASEE Annual Conference & Exposition, Atlanta, GA., June 23-26. (Computers in Education Division Best Paper Award)

J.P. Moore, C. B. Williams, 2013, “Translating Educational Theory into Educational Software: A Case Study of the Adaptive Map Concept,” ASEE Annual Conference & Exposition, Atlanta, GA., June 23-26.

J. P. Moore, C. B. Williams, A. Johri, C. North, 2013, “Promoting Conceptual Understanding in Engineering Statics through the use of Adaptive Concept Maps,” ASEE Annual Conference & Exposition, Atlanta, GA., June 23-26.

K. Lewis, D. A. Moore-Russo, G. E. Okudan Kremer, T. W. Simpson, S. E. Zappe, A. F. McKenna, A. R. Carberry, W. Chen, D. W. Gatchell, S. B. Shooter, M. C. Paretti, L. D. McNair, C. B. Williams, 2013, “The Development of Product Archaeology as a Platform for Contextualizing Engineering Design,” ASEE Annual Conference & Exposition, Atlanta, GA., June 23-26.

J. S. Gero, H. Jiang, C. B. Williams, 2013, “Design Cognition Differences When Using Structured and Unstructured Concept Generation Creativity Techniques,” International Journal of Design Creativity and Innovation. DOI: 10.1080/21650349.2013.801760.

A. Johri, C. B. Williams, J. Pembridge, 2012, “Creative Collaboration: A Case Study of the Role of Computers in Supporting Representational and Relational Interaction in Student Engineering Design Teams,” International Journal of Engineering Education 29(1), pp. 33-44, 2013. ISSN: 0949-149X/92.

J. S. Gero, M. Pourmohamadi, C. B. Williams, 2012, “The Effect of Employing Different Design Methods on Design Cognition of Small Design Teams”. Articulating Design Thinking (P. Rodgers, ed.), Libri Publishing, pp. 73-87. 2012.

C. B. Williams, Y. Lee, J. Gero, M. C. Paretti, 2012, “Examining the Effect of Design Education on Design Cognition,” IEEE Frontiers in Engineering Education Conference, October 3-6, Seattle, WA.

J. Gero, H. Jiang, C. B. Williams, 2012, “Design Cognition Differences When Using Structured and Unstructured Concept Generation Creativity Techniques,” 2nd International Conference on Design Creativity, September 18-20, Glasgow, UK.

J. Gero, M. Pourmohamadi, C. B. Williams, 2012, “Does Using Different Concept Generation Methods Change the Design Cognition of Designers?,” ASME IDETC Design Theory and Methodology Conference, Chicago, IL.

C. B. Williams, Y. Lee, J. Gero, 2012, “Exploring the Effect of Design Cognition of Two Engineering Majors,” ASME IDETC 9th Symposium on International Design and Design Education, Chicago, IL. (Best Paper Award)

M. Mohammadi-Aragh and C. B. Williams, 2012, “Student’s Perceptions of Tablet PC Interaction Techniques,” ASEE Annual Conference and Exhibition, June 10-13, San Antonio, TX.

J. P. Moore and C. B. Williams, 2012, “Towards an Adaptive Concept Map: Creating a Concept Map of an Engineering Statics Curriculum,” ASEE Annual Conference and Exhibition, June 10-13, San Antonio, TX.

J. P. Moore, C. B. Williams, C. North, A. Johri, 2012, “Advancing Personalized Learning via an Adaptive Concept Map,” ASEE Annual Conference and Exhibition, June 10-13, San Antonio, TX.

C. B. Williams, Y. Lee, J. Gero, M. C. Paretti, 2012, “Exploring the Effect of Design Education on the Design Cognition of Sophomore Engineering Students,” ASEE Annual Conference and Exhibition, June 10-13, San Antonio, TX.

J. Gero, M. Pourmohamadi, C. B. Williams, 2012, “The Effect of Employing Different Design Methods on the Design Cognition of Small Design Teams,” Design Thinking Research Symposium, April 18-19, Tyne, UK.

C. B. Williams, Y. Lee, M. C. Paretti, J. Gero, 2011, “Effects of Design Education on Design Cognition: A Preliminary Study of a Sophomore Design Course,” Frontiers in Education Conference, October 12-15, Rapid City, SD.

C. B. Williams, J. Gero, M. C. Paretti, Y. Lee, 2011, “Exploring the Effect of Design Education on the Design Cognition of Mechanical Engineering Students,” ASME IDETC 8th Symposium on International Design and Design Education, Washington DC, DETC2011-48357.

J. P. Moore, C. B. Williams, M. C. Paretti, 2011, “Using Wikis as a Formative Assessment Tool for Student Engineering Design Teams,” ASME IDETC 8th Symposium on International Design and Design Education, Washington DC, DETC2011-48310.

R. Goff, C. B. Williams, J. P. Terpenny, K. Gilbert, T. Knott, J. Lo, 2010, “ROXIE: Real Outreach Experiences in Engineering First-Year Engineering Students Designing for Community Partners,” International Journal of Engineering Education, Vol. 26, No. 2, pp. 349-358.

C. B. Williams, L. D. McNair, E. D. Crede, M. C. Paretti, J. P. Terpenny, 2010, “Designing Hands-On Teaming Activities for Courses with Large Enrollments: Exploring Sustainability Tradeoffs,” International Journal of Engineering Education, Vol. 26, No. 2, pp. 408-417.

C. B. Williams, J. Gero, M. C. Paretti, Y. Lee, 2010, “Exploring Spatial Reasoning Ability and Design Cognition in Undergraduate Engineering Students,” ASME IDETC 7th Symposium on International Design and Design Education, Montreal, Quebec, Canada, DETC2010/DEC-28925.

C. B. Williams, E. Crede, R. Goff, J. P. Terpenny, 2010, “Effects of Student-Customer Interaction in a Cornerstone Design Project,” ASEE Annual Conference and Exposition, June 20 – 23, Louisville, KY. (Finalist for DEED Best Paper Award)

C. B. Williams, J. Gero, M. C. Paretti, Y. Lee, 2010, “WIP: Studying Design Cognition to Improve Design Education,” Frontiers In Education Conference, October 27-30, Washington D.C., S3G-1 S3G-3.

J. J. Pembridge, A. Johri, C. B. Williams, 2009, “Transformative Design Practices: Comparing Face-to-Face and Technology-Mediated Design Experiences among Engineering Students,” Frontiers in Education Conference, October 18-21, San Antonio, TX. T1A-1–T1A-7.

C. B. Williams, J. P. Terpenny, R. Goff, 2009, “Designing a Service-Learning Design Project for a First-Year Engineering Course,” ASME IDETC 6th Symposium on International Design and Design Education, San Diego, CA., DETC2009/DEC-87091.

C. B. Williams, R. Goff, J. P. Terpenny, 2009, “Real Outreach Experiences in Engineering: Merging Service-Learning and Design in a First-Year Engineering Course,” ASEE Annual Conference and Exposition, June 14-17, Austin, TX.

C. B. Williams, L. D. McNair, M. C. Paretti, J. P. Terpenny, 2009, “Designing Hands-On Teaming Activities for Courses with Large Enrollments: Exploring Sustainability Tradeoffs,” Mudd Design Workshop VII: Sustaining Sustainable Design, May 28-30, Harvey Mudd College, Claremont, CA.

R. Goff, C. B. Williams, J. P. Terpenny, K. Gilbert, T. Knott, J. Lo, 2009, “ROXIE: Real Outreach Experiences in Engineering First-Year Engineering Students Designing for Community Partners,” Mudd Design Workshop VII: Sustaining Sustainable Design, May 28-30, Harvey Mudd College, Claremont, CA.

C. B. Williams and F. Mistree, 2006, “Empowering Students to Learn How to Learn: Mass Customization of a Graduate Engineering Design Course,” The International Journal of Engineering Education, Vol. 22, No. 6, pp. 1269-1280.

C. B. Williams, J. H. Panchal, D. W. Rosen, 2003, “A General Decision-Making Method for the Rapid Manufacturing of Customized Parts,” ASME IDETC 23rd Computers and Information in Engineering Conference, September 2-6, Chicago, IL, Paper No. DETC2003/CIE-48198.

Wijesinghe, D., Jee, J., Silva, S., Blomgren, C., Pontinha, V., Dixon, D., Van Tassell, B., Bortner, M., Williams, C. B., Haring, A. P., Halper, J., Johnson, B. N., Kong, Z., Halquist, M., Rocheleau, P. F., Long, T. E., Roper, T., Gilmer, E., and Trivedi, M. (2018) Additive Manufacturing of Pharmaceuticals for Precision Medicine Applications: A Review of the Promises and Perils in Implementation. Additive Manufacturing.

Bai, Y. and Williams, C. B. (2018) The Effect of Inkjetted Nanoparticles on Metal Part Properties in Binder Jetting Additive Manufacturing. Nanotechnology. doi.org/10.1088/1361-6528/aad0bb

I. Vu, *L. Bass, C. Williams, and D. Dillard, “Characterizing the effect of print orientation on interface integrity of multi-material jetting additive manufacturing,” Additive Manufacturing, Vol. 22 (2018)

Maskery I; *Sturm L; Aremu AO; Panesar A; Williams C; Tuck C; Wildman R; Ashcroft IA; Hague R. (2017). Insights into the mechanical properties of several triply periodic minimal surface lattice structures made by polymer additive manufacturing. Polymer. doi:10.1016/j.polymer.2017.11.049

Gilmer E; Miller D; *Chatham C; *Zawaski C; Fallon J; Pekkanen A; Long T; Williams C; Bortner M. (2017) Model analysis of feedstock behavior in fused filament fabrication: Enabling rapid materials screening. Polymer. doi: 10.1016/j.polymer.2017.11.068

Mondschein R; Kanitkar A; Williams C; Verbridge S; Long T. (2017) Polymer structure-property requirements for stereolithographic 3D printing of soft tissue engineering scaffolds. Biomaterials, 140, 170-188. doi:10.1016/j.biomaterials.2017.06.005

*Snelling D; Williams C; Suchicital C; Druschitz A. (2017) Binder jetting advanced ceramics for metal-ceramic composite structures. The International Journal of Advanced Manufacturing Technology, 92(1-4), 531-545. doi:10.1007/s00170-017-0139-y

Pekkanen A; Mondschein R; Williams C; Long T. (2017) 3D Printing Polymers with Supramolecular Functionality for Biological Applications. Biomacromolecules, 18(9), 2669-2687. doi:10.1021/acs.biomac.7b00671

Hegde M; *Meenakshisundaram V; *Chartrain N; Sekhar S; Tafti D; Williams C; Long T. (2017) 3D Printing All-Aromatic Polyimides using Mask-Projection Stereolithography: Processing the Nonprocessable. Advanced Materials, 29(31), 1701240-1701240-7. doi:10.1002/adma.201701240

*Bai Y; Wagner G; Williams C. (2017) Effect of particle size distribution on powder packing and sintering in binder jetting additive manufacturing of metals. Journal of Manufacturing Science and Engineering, 139(8), 081019-081019-6. doi:10.1115/1.4036640

*Sturm L; Williams C; Camelio J; White J; Parker R. (2017) Cyber-physical vulnerabilities in additive manufacturing systems: A case study attack on the. STL file with human subjects. Journal of Manufacturing Systems, 44, 154-164. doi:10.1016/j.jmsy.2017.05.007

Albakri M; *Sturm L; Williams C; Tarazaga P. (2017) Impedence-based non-destructive evaluation of additively manufactured parts. Rapid Prototyping Journal, 23(3), 589­-601. doi:10.1108/RPJ-03-2016-0046

Pekkanen A; *Zawaski C; Stevenson A; Dickerman R; Whittington A; Williams C, Long T. (2017) Poly (ether ester) Ionomers as Water-Soluble Polymers for Material Extrusion Additive Manufacturing Processes. ACS Applied Materials & Interfaces, 9(14), 12324-12331. doi:10.1021/acsami.7b01777

Pan Y; White J; Schmidt D; Elhabashy A; *Sturm L; Camelio J; Williams C. (2017) Taxonomies for Reasoning About Cyber-physical Attacks in IoT-based Manufacturing Systems. International Journal of Interactive Multimedia & Artificial Intelligence, 4(3), 45-54. doi: 10.9781/ijimai.2017.437

Simpson T; Williams C; Hripko M. (2017) Preparing industry for additive manufacturing and its applications: Summary & recommendations from a National Science Foundation workshop. Additive Manufacturing, 13, 166-178. doi:10.1016/j.addma.2016.08.002

*Kubalak J. R., Wicks A L, Williams C B (2017). Using multi-axis material extrusion to improve mechanical properties through surface reinforcement. Virtual and Physical Prototyping, doi.org/10.1080/17452759.2017.1392686

*Snelling DA; Williams CB; Druschitz A; Suchicital CTA. (2016). Binder Jetting Advanced Ceramics for Metal-Ceramic Composite Structures. International Journal of Advanced Manufacturing Technology.

Albakari MI; *Sturm LD; Williams CB; Tarazaga P. (2016). Impedance-based Non-destructive Evaluation of Additively Manufactured Parts. Rapid Prototyping Journal.

Brand B; Kasarda M; Williams C. (n.d.). Inquiry by Engineering Design: Applying the Sixth "E". Technology and Engineering Teacher.

*Bai Y; Wagner G; Williams CB. (n.d.). Effect of Particle Size Distribution on Powder Packing and Sintering in Binder Jetting Additive Manufacturing of metals. Journal of Manufacturing Science and Engineering.

Wells JG; Lammi M; Gero J; Grubbs M; Paretti M; Williams C. (2016). Characterizing design cognition of high school students: Initial analyses comparing those with and without pre-engineering experiences. Journal of Technology Education, 27(2), 78-91.

Pan Y; White J; Schmidt D; Elhabashy A; *Sturm L; Camelio J; Williams C. (2017). Taxonomies for Reasoning About Cyber-physical Attacks in IoT-based Manufacturing Systems. International Journal of Interactive Multimedia and Artificial Intelligence, 4(3), 45. doi:10.9781/ijimai.2017.437

*Meisel NA; Williams CB; Ellis K; Taylor GD. (2016). A Decision Support Tool to Select Additive Manufacturing Technologies for Deployment in Remote or Austere Environments. Journal of Manufacturing Technology Management, 27(7), 898-914. doi:10.1108/JMTM- 06-2015-0040

Lynn R; Saldana C; Kurfess T; Reddy N; Simpson T; Jablokow K; Tucker T; *Tedia S; Williams C. (2016). Toward Rapid Manufacturability Analysis Tools for Engineering Design Education. Procedia Manufacturing, 5, 1183-1196. doi:10.1016/j.promfg.2016.08.093

Simpson T; Williams CB; Hripko M. (2016). Preparing industry for additive manufacturing and its applications: Summary & recommendations from a National Science Foundation workshop. Additive Manufacturing, 13(January), 166-178. doi:10.1016/j.addma.2016.08.002

*Chartrain N; Williams CB; Whittington A. (2016). Engineering Tissues with Bioprinting. BioProcess International, 14(10).

*Bass L; *Meisel NA; Williams CB. (2016). Exploring variability of orientation and aging effects in material properties of multi-material jetting parts. Rapid Prototyping Journal, 22(5), 826-834. doi: 10.1108/RPJ-11-2015-0169

*J. Sirrine, *A. Pekkanen, *A. Nelson, *N. Chartrain, C. Williams, T. Long, “3D-Printable Biodegradable Polyester Tissue Scaffolds for Cell Adhesion,” Australian Journal of Chemistry, 2015, 68 (9), 1409-1414.

*D. Snelling, *Q. Li, N. Meisel, C. B. Williams, R. C. Batra, and A. P. Druschitz, 2015, “Lightweight Metal Cellular Structures Fabricated via 3D Printing of Sand Cast Molds,” Advanced Engineering Materials, 17(7), pp. 923-932(DOI: 10.1002/adem.201400524).

*P. Rao, *J. Liu, *D. Roberson, Z. J. Kong, and C. B. Williams, 2015, “Online Real-time Quality Monitoring in Additive Manufacturing Processes using Heterogeneous Sensors,” ASME Journal of Manufacturing Science and Engineering, 137(6), 061007 (12 pages) (DOI: 10.1115/1.4029823).

*Y. Bai and C. B. Williams, 2015, “An Exploration of Binder Jetting of Copper,” Rapid Prototyping Journal, 21(2), pp. 177-185 (DOI: 10.1108/RPJ-12-2014-0180).

*N. Meisel and C. B. Williams, “Design and Assessment of a 3D Printing Vending Machine,” Rapid Prototyping Journal, 21(5), pp. 471-481.

*J. Moore, and C. B. Williams, 2015, “Fatigue Properties of Parts Printed by PolyJet Material Jetting,” Rapid Prototyping Journal, 21(6), pp. 675-685.

*H. Turner, *B. Amos, J. White, J. A. Camelio, C. B. Williams, and R. Parker, 2015, "Bad Parts: Are Our Manufacturing Systems At Risk of Silent Cyber-attacks?", IEEE Security & Privacy, 13(3), pp. 40-47.

*W. Gao, *Y. Zhang, *D. Ramanujana, K. Ramani, Y. Chen, C. B. Williams, C. Wang, Y. Shin, S. Zhang, and P. Zavattieri, 2015, “The Status, Challenges, and Future of Additive Manufacturing in Engineering,” Computer-Aided Design, 69, pp. 65-89 (DOI: 10.1016/j.cad.2015.04.001)

*N. Meisel and C. B. Williams, 2015, “Design for Additive Manufacturing: An Investigation of Key Manufacturing Considerations in Multi-Material PolyJet 3D Printing,” ASME Journal of Mechanical Design, 137(11), pp.111406-1 – 111406-9.

*J. Moore, C. B. Williams, A. Johri, M. Paretti, and C. North, 2015, “Effectiveness of Adaptive Concept Maps for Promoting Conceptual Understanding: Findings from a Design-Based Case Study of a Learner-Centered Tool”,” Advances in Engineering Education, 4(4), pp. 1-35.

A. R. Schultz, P. M. Lambert, N. A. Chartrain, D. M. Ruohoniemi, Z. Zhang, C. Jangu, M. Zhang, C. B. Williams, and T. E. Long, 2014, “3D Printing Phosphonium Ionic Liquid Networks with Mask Projection Microstereolithography,” ACS Macro Letters, 3 (11), pp 1205–1209. (DOI: 10.1021/mz5006316)

O. Ivanova, A. Elliott, T. Campbell, and C. B. Williams, 2014, “Unclonable Security Features for Additive Manufacturing,” Additive Manufacturing, (DOI: 10.1016/j.addma.2014.07.001)

A. Gaynor, N. A. Meisel, C. B. Williams, and J. K. Guest, “Multiple-Material Topology Optimization of Compliant Mechanisms Created via PolyJet 3D Printing,” ASME Journal of Manufacturing Science and Engineering, in press.

N. A. Meisel, A. M. Elliott, and C. B. Williams, 2014, “A procedure for creating actuated joints via embedding shape memory alloys in PolyJet 3D printing,” Journal of Intelligent Material Systems and Structures, (DOI: 10.1177/1045389X14544144)

J. Moore, and C. B. Williams, “Fatigue Properties of Parts Printed by PolyJet Material Jetting,” Rapid Prototyping Journal, accepted May 2014.

J. Moore, C. B. Williams, A. Johri, M. Paretti, and C. North, “Using Adaptive Concept Maps to Promote Conceptual Understanding,” Advances in Engineering Education, accepted May 2014.

H. Turner, B. Amos, J. White, J. A. Camelio, C. B. Williams, and R. Parker, “Bad Parts: Are Our Manufacturing Systems At Risk of Silent Cyber-attacks?”, IEEE Security & Privacy, accepted May 2014.

L. J. Wells, J. A. Camelio, C. B. Williams, J. White, 2014, “Cyber-Physical Security Challenges in Manufacturing Systems,” Manufacturing Letters, 2(2), pp. 74-77. (DOI: 10.1016/j.mfglet.2014.01.005)

D. Snelling, A. Druschitz, C. B. Williams, 2014, “Mitigating Gas Defects in Castings Produced from 3D Printed Molds,” International Foundry Research Journal, Issue 2/2014.

M. J. Mohammadi-Aragh, C. B. Williams, “Student Attention in Unstructured-Use, Computer-Infused Classrooms,” Computers in Education Journal, accepted August 2013.

A. M. Elliott, O. S. Ivanova, C. B. Williams, T. A. Campbell, 2013, “Inkjet Printing of Quantum Dots in Photopolymer for Use in Additive Manufacturing of Nanocomposites,” Advanced Engineering Materials, 15(10), pp.903-907, DOI: 10.1002/adem.201300020.

M. J. Mohammadi-Aragh, C. B. Williams, 2013, “Tablet PC Instructional Strategies for Structured Computer Use: An Instructor’s Experience and Student Perceptions”. Computers in Education Journal, 4(2), pp. 39-50.

O. S. Ivanova, C. B. Williams, T. A. Campbell, 2013, “Additive Manufacturing (AM) and Nanotechnology: Promises and Challenges”. Rapid Prototyping Journal, 19(5), pp. 353 – 364. DOI: 10.1108/RPJ-12-2011-0127. (Outstanding Paper Award)

J. S. Gero, H. Jiang, C. B. Williams, 2013, “Design Cognition Differences When Using Structured and Unstructured Concept Generation Creativity Techniques,” International Journal of Design Creativity and Innovation. DOI: 10.1080/21650349.2013.801760.

A. Johri, C. B. Williams, J. Pembridge, 2012, “Creative Collaboration: A Case Study of the Role of Computers in Supporting Representational and Relational Interaction in Student Engineering Design Teams,” International Journal of Engineering Education 29(1), pp. 33-44, 2013. ISSN: 0949-149X/92.

C. B. Williams, F. Mistree, D. W. Rosen, 2011, “A Functional Classification Framework for the Conceptual Design of Additive Manufacturing Technologies,” Journal of Mechanical Design, Vol. 113, No. 12, pp. 121002-1 – 121002-11 (DOI: 10.1115/1.4005231).

C. B. Williams, J. K. Cochran, D. W. Rosen, 2011, “Additive Manufacturing of Metallic Cellular Materials via Three-Dimensional Printing,” The International Journal of Advanced Manufacturing Technology, Vol. 53, No. 1-4, pp. 231-239 (DOI 10.1007/s00170-010-2812-2).

S. A. Sarles, L. J. Stiltner, C. B. Williams, D. J. Leo, 2010, “Bilayer formation between Lipid-Encased Hydrogels Contained in Solid Substrates,” ACS Applied Materials & Interfaces, Vol. 2, Iss. 12, pp. 3654-3663 (DOI: 10.1021/am100826s).

R. Illardo and C. B. Williams, 2010, “Design and Manufacture of a Formula SAE Intake System Using Fused Deposition Modeling and Fiber-Reinforced Composite Materials,” Rapid Prototyping Journal, Vol. 16, Iss. 3, pp. 174-179.

R. Goff, C. B. Williams, J. P. Terpenny, K. Gilbert, T. Knott, J. Lo, 2010, “ROXIE: Real Outreach Experiences in Engineering First-Year Engineering Students Designing for Community Partners,” International Journal of Engineering Education, Vol. 26, No. 2, pp. 349-358.

C. B. Williams, L. D. McNair, E. D. Crede, M. C. Paretti, J. P. Terpenny, 2010, “Designing Hands-On Teaming Activities for Courses with Large Enrollments: Exploring Sustainability Tradeoffs,” International Journal of Engineering Education, Vol. 26, No. 2, pp. 408-417.

C. B. Williams, J. K. Allen, D. W. Rosen, F. Mistree, 2006, “Designing Platforms for Customizable Products and Processes in Markets of Non-Uniform Demand,” Concurrent Engineering: Research and Applications – Special Issue on Managing Modularity and Commonality in Product and Process Development, Eds. Jiao, J., Gershenson, J. K., Michalek, J. J., Vol. 15, No. 2, pp. 201-216.

C. B. Williams and F. Mistree, 2006, “Empowering Students to Learn How to Learn: Mass Customization of a Graduate Engineering Design Course,” The International Journal of Engineering Education, Vol. 22, No. 6, pp. 1269-1280.

C. B. Williams, D. W. Rosen, F. Mistree, 2004, “Process Parameter Design to Manage Workstation Capacity,” Product Platform and Product Family Design: Methods and Applications (Simpson, T., Siddique, Z., Jiao, J., eds.), Springer, New York, pp. 421-456.

J. S. Gero, M. Pourmohamadi, C. B. Williams, 2012, “The Effect of Employing Different Design Methods on Design Cognition of Small Design Teams”. Articulating Design Thinking (P. Rodgers, ed.), Libri Publishing, pp. 73-87. 2012.

*Meisel, N. A. and Williams, C. B., “Designing for Material Jetting Additive Processes”. Design for Manufacturability: New Materials, Technologies and Processes, McGraw-Hill, New York, pp. 127-138. 2017.

Kubalak, J. R., Williams, C. B. (2018). Robotic Deposition to Enable Multi-Axis Material Extrusion. TechConnect World Innovation Conference and Expo (proceedings not yet released)

Aduba, D C, Feller KD, Williams C B, (2017) An Investigation of Build Orientation on Shrinkage in Sintered Bioceramic Parts Fabricated by Vat Photopolymerization, International Solid Freeform Fabrication Symposium, pp. 2326-2340, Austin TX.

Bai Y, Williams C B (2017) Binderless Jetting: Additive Manufacturing of Metal Parts via Jetting Nanoparticles, International Solid Freeform Fabrication Symposium, pp. 249-260, Austin TX

Wagner G W, Bass L B, Rau D A, Ziv SB, Wolf MS, Wolf DL, Bai Y (2017) Design and Development of a Multi-Tool Additive Manufacturing System, International Solid Freeform Fabrication Symposium, pp., 2005-2023, Austin TX.

Zawaski C, Margaretta E, Stevenson A, Pekkanen A, Whittington A, Long T, Williams CB, (2017) Embedding of Liquids into Water Soluble Materials via Additive Manufacturing for Timed Release, International Solid Freeform Fabrication Symposium, pp., 2047-2059, Austin TX.

Kumar A; Bai Y; Eklund A; Williams C. (2017) Effects of Hot Isostatic Pressing on Copper Parts Fabricated via Binder Jetting. Society of Manufacturing Engineers – North American Manufacturing Research Conference, Procedia Manufacturing, 10, 935-944. doi:10.1016/j.promfg.2017.07.084

Tenney C, Albakri M, Kubalak J, Sturm L, Williams CB, Tarazaga, PA (2017) Internal porosity detection in additively manufactured parts via electromechanical impedance measurements, ASME Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Sept 18-20, Snowbird, UT, SMASIS2017-3856, pp. V001T08A009, doi:10.1115/SMASIS2017-3856

Dinda, S.; Modi, D.; Simpson, T.; Tedia, S.; Williams, C. B. (2017 August 6). Expediting Build Time, Material, and Cost Estimation for Material Extrusion Processes to Enable Mobile Applications. ASME 2017 International Design Engineering Technical Conferences and Computers and Information in Engineering Conference, Cleveland, OH, August 6-9, DETC2017-68230, pp. V02AT03A034; doi:10.1115/DETC2017-68230

Lynn, R., Jablokow, K., Reddy, N., Saldana, C., Tucker, T., Simpson, T. W., Williams, C. B. (2016). Using Rapid Manufacturability Analysis Tools to Enhance Design-for- Manufacturing Training in Engineering Education. In ASME International Design Engineering Technical Conference. Charlotte, NC. doi:10.1115/DETC2016-59295

Jorapur, N., Williams, C. B., & Druschitz, A. (2016). Design of Fiber reinforced structures with tensegrity behavior manufactured using 3d printed Sand Molds. In International Solid Freeform Fabrication Symposium. Austin, TX.

Sturm, L., Albakri, M., Williams, C. B., & Tarazaga, P. A. (2016). In-Situ Detection of Build Defects in Additive Manufacturing via Impedance-Based Monitoring. In Annual International Solid Freeform Fabrication Symposium (SFF Symp). Austin, TX.

Diller, T. E., Hermundstad, A., Williams, C., & Matusovich, H. (2016). Exploring Conceptual Understanding in Heat Transfer: A Qualitative Analysis,. In 123rd ASEE Annual Conference.

Chartrain, N., Vrastanos, M., Han, D. T., Sirrine, J. M., Pekannen, A., Long, T., Williams, C. B. (2016, August 7). Microstereolithography of Tissue Scaffolds Using a Biodegradable Photocurable Polyester. In International Solid Freeform Fabrication Symposium (pp. 1732-1748). Austin, TX.

Kubalak, J., Mansfield, C. D., Pesek, T. H., Snow, Z. K., Cottis, E. B., Ebeling-Koning, O. D., Williams, C. B. (2017, August 7). Design and Realization of a 6 Degree of Freedom Robotic Extrusion Platform. In International Solid Freeform Fabrication (SFF) Symposium. Austin, TX.

Tedia, S., & Williams, C. B. (2016, August 7). Manufacturability analysis tool for Additive manufacturing using voxel-based geometric modelling. In International Solid Freeform Fabrication (SFF) Symposium. Austin, TX.

Druschitz, A., Cowden, S., Dudley, A., Walsh, S., Weir, A., Williams, C. B., & Wood, B. (2016, August 7). Metal-Ceramic Composite Lattice Structures Using 3D Printed Sand Molds and Cores. In International Solid Freeform Fabrication Symposium. Austin, TX. Retrieved from https://sffsymposium.engr.utexas.edu/sites/default/files/2016/169-Druschitz.pdf

Kraft, S. M., Lattimer, B. Y., & Williams, C. B. (2016, August 7). Flammability of 3-D Printed Polymers – Composition and Geometry Factors. In International Solid Freeform Fabrication Symposium. Austin, TX. Retrieved from https://sffsymposium.engr.utexas.edu/sites/default/files/2016/193-Kraft.pdf

R. Lynn, K. Jablokow, N. Reddy, C. Saldana, T. Tucker, T. W. Simpson, T. Kurfess, C. B. Williams, 2016, “Toward Rapid Manufacturability Analysis Tools for Engineering Design Education,” ASME Manufacturing Science and Engineering Conference, June 27 – July 1, Blacksburg, VA.

C. Cirenza, T. Diller, and C. B. Williams, 2015, “Conveying Difficult Heat Transfer Concepts with Hands-On Workshops,” ASEE Annual Conference and Exhibition, June 14-17, Seattle, WA., accepted February 2015.

C. B. Williams and T. Simpson, 2015, “Advancing the Additive Manufacturing Workforce: Summary and Recommendations from a NSF Workshop, ASME IDETC Design Education Conference, August 2-5, DETC2015-47274, accepted March 2015.

C. B. Williams, *L. Sturm, and A. E. Wicks, 2015, “Advancing Student Learning of Design for Additive Manufacturing Principles through an Extracurricular Vehicle Design Competition,” ASME IDETC Design Education Conference, August 2-5, DETC2015-47622, accepted March 2015.

J. S. Gero, U. Kannengiesser, and C. B. Williams, 2014, “Does Designing Have a Common Cognitive Behavior Independent of Domain and Task: A Meta-Analysis of Design Protocols,” International Conference on Human Behavior in Design, Ascona, Switzerland, October 14-17.

K. B. Perez and C. B. Williams 2014, “Characterization of In-Situ Conductive Paste Extrusion on PolyJet Substrates,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6.

Y. Bai and C. B. Williams, 2014 “An Exploration of Binder Jetting of Copper,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6. (Best Poster Award)

L. D. Sturm, C. B. Williams, J. Camelio, J. White, and R. Parker, 2014, “Cyber-physical Vulnerabilities in Additive Manufacturing Systems,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6.

P. Lambert, N. Chartrain, C. B. Williams, T. Long and A. Whittington, 2014, “Mask Projection Microstereolithography of Biocompatible Block-Copolymers,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6.

D. Snelling, C. B. Williams, and A. P. Druschitz, 2014, “Complex Geometrical Effects on Depowdering and Solidification in Sand Molds Fabricated via Binder Jetting,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6.

N. A. Meisel and C. B. Williams, 2014, “An Investigation of Key Manufacturing Constraints Toward the Creation of Optimized Multi-Material Compliant Mechanisms with PolyJet 3D Printing,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6.

M. Lammi, J. Wells, J. Gero, M. Paretti, and C. B. Williams, 2014, “Initial Findings of High School Pre-engineering and Non-engineering Students’ Design Cognition,” IEEE Frontiers in
Education Conference, Madrid, Spain, October 22-25.

K. Lewis, T. Simpson, A. McKenna, C. B. Williams, M. Paretti, L. McNair, W. Chen, D. Gatchell, A. Johnson, G. Kremer, S. Shooter, and C. Tucker, 2014, “Assessment of Product Archaeology as a Framework for Contextualizing Engineering Design,” ASEE Annual Conference & Exposition, Indianapolis, IN., June 15-18.

K. B. Perez and C. B. Williams, 2014, “Design Considerations for Hybridizing Additive Manufacturing and Direct Write Technologies,” ASME IDETC Design for Manufacturing and the Lifecycle Conference, Buffalo, NY, August 17-20, DETC2014-35408. (Best Paper Award)

A. Gaynor, N. Meisel, C. B. Williams, and J. Guest, 2014, “Topology Optimization for Additive Manufacturing: Considering Multiple Materials,” 15th AIAA/ISSMO Multidisciplinary Analysis and Optimization Conference, AIAA Aviation and Aeronautics Forum and Exposition, June 16.

A. Druschitz, C. B. Williams, and M. Seals, 2014, “Additive Manufacturing Supports the Production of Complex Castings,” 2014 TMS Annual Meeting & Exhibition: Shape Casting: 5th International Symposium, pp. 51-57.

U. Kannengiesser, C. B. Williams, J. S. Gero, 2013, “What do the concept generation techniques of TRIZ, morphological analysis and brainstorming have in common?,” International Conference on Engineering Design, Seoul, South Korea, August 19-22,.

K. B. Perez, C. B. Williams, 2013, “Conductive Materials for Additive Manufacturing – A Review,” International Solid Freeform Symposium, Austin, TX., August 12-14.

D. A. Snelling, D.A., H. Blount, C. Forman, K. Ramsburg, A. Wentzel, C. B. Williams, A. Druschitz, 2013, “A Comparison of Material Properties of Castings Produced by Different 3D Printed Sands,” International Solid Freeform Symposium, Austin, TX., August 12-14.

N. A. Meisel, A. Gaynor, C. B. Williams, J. K. Guest, 2013, “Multiple-Material Optimization of Compliant Mechanisms Created via PolyJet 3D Printing,” International Solid Freeform Symposium, Austin, TX., August 12-14.

P. Lambert, E. Campaigne, C. B. Williams, 2013, “Design Considerations for Mask Projection Micro-Stereolithography Systems,” International Solid Freeform Symposium, Austin, TX., August 12-14.

C. B. Williams, Y. Lee, J. S. Gero, M. C. Paretti, 2013, “Exploring the Effect of the Design Prompt on Students’ Design Cognition,” ASME IDETC Symposium on International Design and Design Education, Portland, OR., August 4-7.

T. Diller, C. B. Williams, 2013, “Exploration of Hands-On Pedagogy in Heat Transfer,” ASME Heat Transfer Conference, Minneapolis, MN, July 14-19.

M. J. Mohammadi-Aragh, C. B. Williams, 2013, “Student Attention in Unstructured-Use, Computer-Infused Classrooms,” ASEE Annual Conference & Exposition, Atlanta, GA., June 23-26. (Computers in Education Division Best Paper Award)

J.P. Moore, C. B. Williams, 2013, “Translating Educational Theory into Educational Software: A Case Study of the Adaptive Map Concept,” ASEE Annual Conference & Exposition, Atlanta, GA., June 23-26.

J. P. Moore, C. B. Williams, A. Johri, C. North, 2013, “Promoting Conceptual Understanding in Engineering Statics through the use of Adaptive Concept Maps,” ASEE Annual Conference & Exposition, Atlanta, GA., June 23-26.

K. Lewis, D. A. Moore-Russo, G. E. Okudan Kremer, T. W. Simpson, S. E. Zappe, A. F. McKenna, A. R. Carberry, W. Chen, D. W. Gatchell, S. B. Shooter, M. C. Paretti, L. D. McNair, C. B. Williams, 2013, “The Development of Product Archaeology as a Platform for Contextualizing Engineering Design,” ASEE Annual Conference & Exposition, Atlanta, GA., June 23-26.

D. A. Snelling, R. Kay, A. Druschitz, A., C. B. Williams, 2013, “Mitigating Gas Defects in Castings Produced From 3D Printed Molds,” Metalcasting Congress Proceedings by the American Foundry Society, St. Louis, MO., April 6-9.

R. L. Mahajan, J. Reed, N. Ramakrishnan, R. Mueller, C. B. Williams, T. A. Campbell, 2012, “Cultivating Emerging and Disruptive Technologies,” ASME International Mechanical Engineering Congress & Exposition, November 9-15, Houston, TX.

M. Seals, S. McKinney, P. Walsh, A. Druschitz, C. B. Williams, 2012, “Comparison of Wax and 3D Printed Investment Casting Pattern Materials,” Materials Science & Technology Conference and Exhibition, Pittsburgh, PA., October 7-11, 2012.

C. B. Williams, Y. Lee, J. Gero, M. C. Paretti, 2012, “Examining the Effect of Design Education on Design Cognition,” IEEE Frontiers in Engineering Education Conference, October 3-6, Seattle, WA.

J. Gero, H. Jiang, C. B. Williams, 2012, “Design Cognition Differences When Using Structured and Unstructured Concept Generation Creativity Techniques,” 2nd International Conference on Design Creativity, September 18-20, Glasgow, UK.

J. Gero, M. Pourmohamadi, C. B. Williams, 2012, “Does Using Different Concept Generation Methods Change the Design Cognition of Designers?,” ASME IDETC Design Theory and Methodology Conference, Chicago, IL.

C. B. Williams, Y. Lee, J. Gero, 2012, “Exploring the Effect of Design Cognition of Two Engineering Majors,” ASME IDETC 9th Symposium on International Design and Design Education, Chicago, IL. (Best Paper Award)

N. A. Meisel, C. B. Williams, A. Druschitz, 2012, “Lightweight Metal Cellular Structures via Indirect 3D Printing and Casting,” International Solid Freeform Fabrication Symposium, August 6-8, Austin, TX.

M. W. Barclift, C. B. Williams, 2012, “Examining Variability in the Mechanical Properties of Parts Manufactured via Polyjet Direct 3D Printing,” International Solid Freeform Fabrication Symposium, August 6-8, Austin, TX.

A. M. Elliott, O. Ivanova*, C. B. Williams, T. Campbell, 2012, “An Investigation of the Effects of Quantum Dot Nanoparticles on Photopolymer Resin for Use in PolyJet Direct 3D Printing,” International Solid Freeform Fabrication Symposium, August 6-8, Austin, TX.

J. P. Moore and C. B. Williams, 2012, “Fatigue Characterization of 3D Printed Elastomer Material,” International Solid Freeform Fabrication Symposium, August 6-8, Austin, TX.

D. L. McCarthy and C. B. Williams, 2012, “Creating Complex Hollow Metal Geometries Using Additive Manufacturing and Electroforming,” International Solid Freeform Fabrication Symposium, August 6-8, Austin, TX.

O. S. Ivanova, A. M. Elliott, C. B. Williams, T. A. Campbell, 2012, “Additive Manufacturing with Nano-Inks,” Nanotechnology Conference and Expo, June 18-21, Santa Clara, CA.

M. Mohammadi-Aragh and C. B. Williams, 2012, “Student’s Perceptions of Tablet PC Interaction Techniques,” ASEE Annual Conference and Exhibition, June 10-13, San Antonio, TX.

J. P. Moore and C. B. Williams, 2012, “Towards an Adaptive Concept Map: Creating a Concept Map of an Engineering Statics Curriculum,” ASEE Annual Conference and Exhibition, June 10-13, San Antonio, TX.

J. P. Moore, C. B. Williams, C. North, A. Johri, 2012, “Advancing Personalized Learning via an Adaptive Concept Map,” ASEE Annual Conference and Exhibition, June 10-13, San Antonio,
TX.

C. B. Williams, Y. Lee, J. Gero, M. C. Paretti, 2012, “Exploring the Effect of Design Education on the Design Cognition of Sophomore Engineering Students,” ASEE Annual Conference and Exhibition, June 10-13, San Antonio, TX.

J. Gero, M. Pourmohamadi, C. B. Williams, 2012, “The Effect of Employing Different Design Methods on the Design Cognition of Small Design Teams,” Design Thinking Research Symposium, April 18-19, Tyne, UK.

L. J. Stiltner, A. M. Elliott, C. B. Williams, 2011, “A Method for Creating Actuated Joints via Fiber Embedding in a Polyjet 3D Printing Process,” International Solid Freeform Fabrication Symposium, August 8-10, Austin, TX.

J. Bernardo, S. Samavedi, C. B. Williams, A. R. Whittington, 2011, “Indirect Tissue Scaffold Fabrication via Fused Deposition Modeling and Biomimetic Mineralization,” International Solid Freeform Fabrication Symposium, August 8-10, Austin, TX.

O. S. Ivanova, C. B. Williams, T. A. Campbell, 2011, “Additive Manufacturing and Nanotechnology: Promises and Challenges,” International Solid Freeform Fabrication Symposium, August 8-10, Austin, TX.

C. B. Williams, Y. Lee, M. C. Paretti, J. Gero, 2011, “Effects of Design Education on Design Cognition: A Preliminary Study of a Sophomore Design Course,” Frontiers in Education Conference, October 12-15, Rapid City, SD.

C. B. Williams, J. Gero, M. C. Paretti, Y. Lee, 2011, “Exploring the Effect of Design Education on the Design Cognition of Mechanical Engineering Students,” ASME IDETC 8th Symposium on International Design and Design Education, Washington DC, DETC2011-48357.

J. P. Moore, C. B. Williams, M. C. Paretti, 2011, “Using Wikis as a Formative Assessment Tool for Student Engineering Design Teams,” ASME IDETC 8th Symposium on International Design and Design Education, Washington DC, DETC2011-48310.

C. B. Williams, J. Gero, M. C. Paretti, Y. Lee, 2010, “Exploring Spatial Reasoning Ability and Design Cognition in Undergraduate Engineering Students,” ASME IDETC 7th Symposium on International Design and Design Education, Montreal, Quebec, Canada, DETC2010/DEC-28925.

C. B. Williams, E. Crede, R. Goff, J. P. Terpenny, 2010, “Effects of Student-Customer Interaction in a Cornerstone Design Project,” ASEE Annual Conference and Exposition, June 20 – 23, Louisville, KY. (Finalist for DEED Best Paper Award)

C. B. Williams, J. Gero, M. C. Paretti, Y. Lee, 2010, “WIP: Studying Design Cognition to Improve Design Education,” Frontiers In Education Conference, October 27-30, Washington D.C., S3G-1 S3G-3.

J. Bernardo, S. Samavedi, C. B. Williams, A. W. Morgan, 2010, “Towards Indirect Tissue Scaffold Fabrication via Additive Manufacturing and Hydroxyapatite Mineralization,” International Solid Freeform Fabrication Symposium, Austin, TX.

J. J. Pembridge, A. Johri, C. B. Williams, 2009, “Transformative Design Practices: Comparing Face-to-Face and Technology-Mediated Design Experiences among Engineering Students,” Frontiers in Education Conference, October 18-21, San Antonio, TX. T1A-1–T1A-7.

C. B. Williams, J. P. Terpenny, R. Goff, 2009, “Designing a Service-Learning Design Project for a First-Year Engineering Course,” ASME IDETC 6th Symposium on International Design and Design Education, San Diego, CA., DETC2009/DEC-87091.

C. B. Williams, R. Goff, J. P. Terpenny, 2009, “Real Outreach Experiences in Engineering: Merging Service-Learning and Design in a First-Year Engineering Course,” ASEE Annual Conference and Exposition, June 14-17, Austin, TX.

C. B. Williams, L. D. McNair, M. C. Paretti, J. P. Terpenny, 2009, “Designing Hands-On Teaming Activities for Courses with Large Enrollments: Exploring Sustainability Tradeoffs,” Mudd Design Workshop VII: Sustaining Sustainable Design, May 28-30, Harvey Mudd College, Claremont, CA.

R. Goff, C. B. Williams, J. P. Terpenny, K. Gilbert, T. Knott, J. Lo, 2009, “ROXIE: Real Outreach Experiences in Engineering First-Year Engineering Students Designing for Community Partners,” Mudd Design Workshop VII: Sustaining Sustainable Design, May 28-30, Harvey Mudd College, Claremont, CA.

C. B. Williams, J. Cochran, D. W. Rosen, 2009, “Layered Manufacturing of Metallic Cellular Materials via Three-Dimensional Printing of Spray-Dried Metal Oxide Powder,” The Materials, Metals & Mining Society Annual Meeting and Conference, San Francisco, CA.

C. B. Williams, F. Mistree, D. W. Rosen, 2008, “A Functional Classification Framework for the Conceptual Design of Layered Manufacturing Technologies,” ASME IDETC 13th Design for Manufacturing and the Lifecycle Conference, Brooklyn, NY., DETC2004/DFMLC-49353. (Best Paper Award)

C. B. Williams, F. Mistree, D. W. Rosen, “The Systematic Design of a Layered Manufacturing Process for the Realization of Metal Parts of Designed Mesostructure,” ASME IDETC 5th Symposium on International Design and Design Education, Brooklyn, NY., DETC2008/DEC-49457, 2008.

C. B. Williams, D. W. Rosen, 2007, “Manufacturing Metallic Parts with Designed Mesostructure via Three-Dimensional Printing of Metal Oxide Powder,” 18th Solid Freeform Fabrication Symposium, Austin, TX, pp. 586-597.

C. B. Williams, D. W. Rosen, 2007, “Manufacturing Cellular Materials via Three-Dimensional Printing of Metal Oxide Powders,” 3rd International Conference on Advanced Research in Virtual and Rapid Prototyping, Leiria, Portugal, Taylor & Francis, pp. 331-340.

C. B. Williams, F. Mistree, D. W. Rosen, 2005, “Towards the Design of a Layer-Based Additive Manufacturing Process for the Realization of Metal Parts of Designed Mesostructures,” 16th Solid Freeform Fabrication Symposium, August 1-3, Austin, TX, pp. 217-230.

C. B. Williams, F. Mistree, D. W. Rosen, 2005, “Investigation of Additive Manufacturing Processes for the Manufacture of Parts with Designed Mesostructure,” ASME IDETC 10th Design for Manufacturing and the Life Cycle Conference, September 24-28, Long Beach, CA, Paper No. DETC2005/DFMLC-84832.

C. B. Williams, J. K. Allen, D. W. Rosen, F. Mistree, 2004, “Designing Platforms for Customizable Products in Markets with Non-Uniform Demand,” ASME IDETC 16th Design Theory and Methodology Conference, September 28 – October 2, Salt Lake City, UT, Paper No. DETC2004/DTM-57469.

M. K. Chamberlain, C. B. Williams, F. Mistree, 2003, “Strategic Design: Leveraging Market Forecasts and Emerging Technologies in Engineering Design Applications,” 10th AIAA/ISSMO Symposium on Multidisciplinary Analysis and Optimization, August 30 – September 1, Albany, NY, Paper No. AIAA-2004-4652.

M. J. Carone, C. B. Williams, J. K. Allen, F. Mistree, 2003, “An Application of Constructal Theory in the Non-Deterministic, Multi-Objective Design of Product Platforms,” ASME IDETC 15th Design Theory and Methodology Conference, September 2-6, Chicago, IL, Paper No. DETC2003/DTM-48667.

C. B. Williams, J. H. Panchal, D. W. Rosen, 2003, “A General Decision-Making Method for the Rapid Manufacturing of Customized Parts,” ASME IDETC 23rd Computers and Information in Engineering Conference, September 2-6, Chicago, IL, Paper No. DETC2003/CIE-48198.

M. K. Chamberlain, C. B. Williams, F. S. Cowan, F. Mistree, 2001, “Orchestrating Learning in a Graduate Engineering Design Course,” ASME IDETC 13th International Conference on Design Theory and Methodology, September 9-12, Pittsburgh, PA, Paper No. DETC 2001/DTM-2037.

Kubalak, Joseph R., Wicks, Alfred L., & Williams, B. Christopher (2018). Multi-Axis Material Extrusion for Improving Mechanical Properties of Printed Parts. In CCAM Automation Day.

Kubalak, J. R., Wicks, A. L., Williams, C. B. “Optimizing Topology and Toolpath via Multi-Axis Material Extrusion,” Solid Freeform Fabrication Symposium, Austin, TX, August 14, 2018

C. Chatham, T. Long, and C. Williams. “Low-temperature powder bed fusion processing of poly(phenylene sulfide)” Solid Freeform Fabrication Symposium. August 15, 2018. Austin, TX.

C. Chatham, C. Zawaski, D. Bobbitt, T. Long, and C. Williams. “Material extrusion additive manufacturing of semi-crystalline poly(ethylene terephthalate) via blending with polypropylene.” SPE ANTEC & National Plastics Expo. May 8-9, 2018. Orlando, FL.

Kubalak, J. R., Williams, C. B. (2018). Robotic Deposition to Enable Multi-Axis Material Extrusion. TechConnect World Innovation Conference and Expo, May 2018

C. Chatham, J. Sirrine, V. Meenakshisundaram, T. Long, and C. Williams. “Toward science-based manufacturing of powder bed fusion additive manufacturing.” MII Technical Conference and Review. April 16, 2018. Blacksburg, VA

C. Chatham, C. Zawaski, D. Bobbitt, T. Long, and C. Williams. “Material extrusion additive manufacturing of semi-crystalline poly(ethylene terephthalate) via blending with polypropylene.” Macromolecules Innovation Institute Technical Conference and Review. April 15, 2018. Blacksburg, VA.

L. Bass, D. Dillard, C. Williams, “Tailored Fracture Energies at Multi-Material Interfaces of Material Jetting Parts,” Macromolecules Innovation Institute (MII) Technical Conference and Review 2018. Blacksburg, VA, April 16-18, 2018.

Kubalak, Joseph R., Wicks, Alfred L., & Williams, B. Christopher (2018). Improving Mechanical Performance of Material Extrusion Parts Using Multi-Axis Surface Reinforcement. Macromolecules Innovation Institute Technical Conference & Review (pp. 124).

C B Williams, A Druschitz (2017) “Multifunctional Composite Lattice Structures by Embedding in 3D Printed Sand Molds,” SME RAPID+TCT Exhibition, Pittsburgh, PA.

Y. Bai, C B Williams (2017) “Creating Highly Dense Copper Components via Binder Jetting,” SME RAPID+TCT Exhibition, Pittsburgh, PA.

A Kumar, Y. Bai and C.B. Williams, “Additive Manufacturing of Copper using Binder Jetting”, Additive Manufacturing Research Day, Commonwealth Center for Advanced Manufacturing (CCAM), Disputanta, VA, 25 October, 2017.

V. Meenakshisundaram and C.B. Williams, “Scanning-Mask Projection Vat Photopolymerization System for 3D Printing of Solvent-Based Performance Photopolymers”, Southeast Polymer Forum, Virginia Tech. June 5-7, 2017.

C. Zawaski, A. Pekkanen, E. Wilts, T.E. Long, and C.B. Williams, “Molecules to Manufacturing: Designing for Filament Material Extrusion,“ Southeast Polymer Forum 2017 June 6th, Blacksburg, VA, 2017

C. Zawaski, A. Stevenson, A. Pekkanen, A. Whittington, T.E. Long, and C.B. Williams, “Tailoring Geometry to control dissolution of water soluble materials via additive manufacturing” Solid Freeform Fabrication Conference (SFF), Austin, TX, August 2017

C.A. Chatham, T.E. Long, C.B. Williams, “Processing Poly(phenylene sulfide) by Powder Bed Fusion Additive Manufacturing” Southeast Polymer Forum, Blacksburg, VA, June 5, 2017

C.B. Williams, L. Sturm, Z. DeSmit, J. White, J. Camelio, (2017) “Cyber-physical Security for Advanced Manufacturing”, CSD R&D Showcase Tech Demo, Washington DC

N. Chartrain, M. Vratsanos, D. Han, J. Sirrine, A. Pekkanen, T. Long, A. Whittington, C. Williams, Microstereolithography of Tissue Scaffolds Using a Biodegradable Photocurable Polyester, 3D Bioprinting: Physical and Chemical Processes Conference, 2-3 May 2017, Winston Salem, NC.

D.C. Aduba Jr., N.A. Chartrain, J. Cartwright, A.E.C. Marnot, T.E. Long, A.R. Whittington, and C.B. Williams. Fabricating Tissue Engineering and Drug Delivery Scaffolds using Mask Projection Stereolithography. University of Virginia Biomanufacturing Symposium, 6 November 2017.

Kubalak JR, Wicks AL, Williams CB (2017) Using Multi-Axis Material Extrusion Additive Manufacturing to Improve Part Mechanical Properties through Printed Surface Reinforcement, International Solid Freeform Fabrication Symposium, Austin TX.

Aduba, D. C., Bakum, M., & Williams, C. B. (2017). 3D Printing and Characterization of Bioceramic Tissue Scaffolds using Mask-Projection Micro-stereolithography. In TISSUE ENGINEERING PART A Vol. 23 (pp. S92-S93). Charlotte, NC: MARY ANN LIEBERT, INC.

Aduba, DC, Margaretta E, Marnot AEC, Chartrain NA, Valenitne KA, Surbey WA, Feller KD, Whittington A, Long TE, Williams CB (2017), 3D printed acid-cleavable polyethylene glycol methacrylate gels using vat photopolymerization, The 254th National Exposition of the American Chemical Society (PMSE 218), Washington, DC, August 21, 2017.

Long, T.; Hegde, M.; Pekkanen, A.; Williams, C.; Zawaski, C.; Meenakshisundaram, V.; Nurturing the industry-academia partnership: From 3D printing of polyimides to water-soluble ionomers, ACS National Meeting (POLY 175)

Long, T.; Scott, P.; Pekkanen, A.; Hegde, M.; Sirrine, J.; Chartrain, N.; Meenakshisundaram, V.; Williams, C.; Designing functional polymers for 3D printing: From material extrusion of ion-containing polymers to stereolithography of multifunctional acrylates, ACS National Meeting (PMSE 55)

Scott, P.; Sirrine, J.; Chartrain, N.; Meenakshisundaram, V.; White, T.; Williams, C.; Long, T.; High polymer elasticity from functional oligomers: Simultaneous growth and crosslinking in photopolymers, ACS National Meeting (PMSE 219)

Hegde, M.; Meenakshisundaram, V.; Arrington, C.; Chartrain, N.; Sekhar, S.; Tafti, D.; Williams, C.; Long, T.; Towards higher-performance materials for 3D printing with SLA: Accessing 3D structures of highly aromatic, engineering polyimides, ACS National Meeting (POLY 315)

Sirrine, J.; Chatham, C.; Williams, C.; Long, T.; Melt stable, linear and branched polyamides for selective laser sintering applications, ACS National Meeting (POLY 498)

Arrington, C.; Hegde, M.; Meenakshisundaram, V.; Williams, C.; Long, T.; Role of isomeric polyamic diacrylate ester precursors on morphology and mechanical properties of 3D printed PMDA-ODA, ACS National Meeting (POLY 518)

Sirrine, J.; Moon, N.; Meenakshisundaram, V.; Mondschein, R.; Williams, C.; Long, T., Functional siloxanes with photo-activated, simultaneous chain extension and crosslinking for lithography-based 3D printing, ACS National Meeting (POLY 674)

Druschitz AP, Williams CB, Wood B, (2017) Metal-Monolithic Ceramic/Metal Composite Castings Produced Using 3D Printed Sand Molds and Cores, TechConnect World Innovation Conference & Expo, May 14-17, Washington DC

Druschitz A., Williams C., Connelly E., Wood B. (2017 March 28). Advanced Castings Made Possible Through Additive Manufacturing. SAE World Congress Experience, 2017-01-1663 doi:10.4271/2017-01-1663

C.A. Chatham, V. Meenakshisundaram, T.E. Diller, T.E. Long, C.B. Williams, “A calorimetric approach to measuring optical absorption efficiency in polymer powder bed fusion (PBF) additive manufacturing (AM)” Solid Freeform Fabrication Symposium, Austin, TX, August 7, 2017

Pham H, Bai Y, Williams CB (2017) A study of nanoparticle binder’s impact on the binder jetting additive manufacturing process, International Solid Freeform Fabrication Symposium, August 20, Austin, TX

K.D. Feller, D.C. Aduba Jr., and C.B. Williams, “3D printing of ceramic suspensions using microstereolithography toward water and gas filtration.” Solid Freeform Fabrication Symposium, Austin, TX, August 2017.

Chartrain NA, Meenakshisundaram V, Hegde M, Sekhar S, Tafti D, Long TE, Williams CB, (2016). Understanding the Effects of Post-Processing on a High-Performance All-Aromatic Polyimide Fabricated Using Vat-Photopolymerization, International Solid Freeform Fabrication Symposium, Austin TX.

Meenakshisundaram V, Sirrine JM, Scott PJ, Long TE, Williams CB, (2017) Additive Manufacturing of Elastomers with Scanning-Mask Projection Vat-Photopolymerization, International Solid Freeform Fabrication Symposium, Austin TX.

L. Sturm, N. Meisel, C. Williams, “Additive Manufacturing of Cellular Mesostructures via Hierachical Voxel Representations,” SFF Symposium, Austin, TX, August 9, 2016.

C. B. Williams, “Circumventing the STL: Design & Fabrication of Complex Structures with Voxels,” SME RAPID, Orlando, FL, May 16-19, 2016.

L. D. Sturm, S. Tedia, C. B. Williams, 2016, “Circumventing the STL: Design and Fabrication of Complex Structures with Voxels,” SME RAPID, Orlando, FL., May 18.

C. B. Williams, 2016, “Realizing Multi-Functional Products via Multi-Material Additive Manufacturing,” SME RAPID, Orlando, FL., May 18.

C. B. Williams, “Additive Manufacturing of Multifunctional Products via Tailored Materials and Topologies,” SME RAPID, Orlando, FL, May 16-19, 2016.

C. A. Chatham, J.M. Sirrine, T. E. Long, & C. B. Williams, “Toward Science Based Manufacturing,” 43rd PolyMAC Conference, Kansas City, MO, June 17, 2016. 

*A. Schultz, *P. Lambert, *N. Chartrain, *D. Ruohoniemi, *Z. Zhang, *C. Jangu, *M. Zhang, C. Williams, T.E. Long, “3D printing phosphonium ionic liquid networks with mask projection microstereolithography,” American Chemical Society National Meeting & Exposition, August 16-20, 2015, Boston, MA.

 

*S. Hemp, *R.J. Mondschein, *C. Jangu, *A. Schultz, *N. Chartrain, C. Williams, T. E. Long, “Ionic liquids inspiring the design of phosphonium-containing polymers: From 3D printed objects to block copolymer elastomers,” American Chemical Society National Meeting & Exposition, August 16-20, 2015, Boston, MA.

*J. Sirrine, *N. Chartrain, *A. Schultz, C. Williams, T.E. Long, “3D printing tailored interfaces with mask projection microstereolithography,” American Chemical Society National Meeting & Exposition, August 16-20, 2015, Boston, MA.

*J. Sirrine, *A.M. Nelson, *A. Pekkanen, *A. Schultz, *N. Chartrain, C. Williams, T. E. Long, “3D-printed biodegradable polyester tissue scaffolds for cell adhesion,” American Chemical Society National Meeting & Exposition, August 16-20, 2015, Boston, MA.

C. B. Williams, 2015, “An Analysis of Cyber-Physical Vulnerabilities in Additive Manufacturing,” Cybersecurity for Direct-Digital Manufacturing Workshop, NIST, Gaithersburg, MD., February 3.

J. Stephenson, B. Brand, and C. B. Williams, 2015, “Research experiences for teachers: Engineering applications in science and math classrooms,” National Association for Research in Science Teaching Annual International Conference, Chicago, IL., April 11-14.

C. Cirenza, R. Cherry, T. Diller, and C. B. Williams, 2015, “Assessing Effects of Hands-On Instruction on Conceptual Understanding in Heat Transfer,” 7th Annual Conference on Higher Education Pedagogy, February 5, Blacksburg, VA.

N. Chartrain, A. Schultz, T. Long, C. Williams, A. Whittington, 2015, “From Molecules to Manufacturing: Developing Novel Polymers for Additive Manufacturing,” Virginia Tech Interdisciplinary Research Symposium, February 26, Blacksburg, VA.

N. Chartrain, A. Schultz, T. Long, C. Williams, and A. Whittington, 2015, “From Molecules to Manufacturing: Developing Novel Polymers for Additive Manufacturing,” 31st Annual Graduate Research Symposium, March 25, Blacksburg, VA. (Bronze Award for Poster Presentation)

N. Chartrain, A. Schultz, T. Long, C. Williams, and A. Whittington, 2015, “Fabrication of Multi-Material Tissue Scaffolds via Additive Manufacturing,” Society For Biomaterials 2015 Annual Meeting and Exposition, April 15-18, Charlotte, NC.

N. Chartrain, P. Lambert, A. Schultz, T. Long, C. Williams, and A. Whittington, 2014, “Mask Projection Microstereolithography of Novel Biocompatible Polymers,”16th Annual Conference of the North Carolina Tissue Engineering and Regenerative Medicine Society, October 13, Durham, NC.

L. D. Sturm and C. B. Williams, 2014, “Attacks on the Digital Thread: Cyber/Physical Vulnerabilities in Additive Manufacturing,” SME RAPID, Detroit, MI., June 11.

B. Perez and C. B. Williams, 2014, “Printing Smart Parts: Embedded Actuation and Sensing via Multi-Material 3D Printing and Direct Write,” SME RAPID, Detroit, MI., June 11.

C. B. Williams, “Embedded Actuation and Sensing Via Multi-Material 3D Printing and Direct Write,” 2014 Electronics Packaging Symposium, Binghamton, NY., October 8-9, 2014.

C. B. Williams, “Design Automation for Additive Manufacturing,” ASME IDETC Design Automation Conference, Buffalo, NY., August 17-20, 2014

D. A. Snelling and C. B. Williams, “Manufacturing Metal-Ceramic Cellular Materials via Binder Jetting and Casting,” ASME Advanced Manufacturing Impact Forum, Buffalo, NY., August 17-
20, 2014.

E. Campaigne, L. Sturm, P. Lambert, and C. B. Williams, “Origami inspired Vehicles Fabricated via Additive Manufacturing,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6, 2014.

C. B. Williams and T. S. Simpson, “Workshop Report: Educating the Future Additive Manufacturing Workforce,” International Solid Freeform Fabrication Symposium, Austin, TX., August 4-6, 2014.

Meisel, N. A., Elliot, A., and Williams, C. B., “Design and Implementation of an AM Vending Machine for Student Use,” International Solid Freeform Symposium, Austin, TX., August 12-14, 2013.

Moore, J. P., Williams, C. B., North, C., Pierce, S., and Johri, A., “Promoting Conceptual Understanding via an Adaptive Concept Map”. NSF TUES/CCLI PIs Conference, Washington DC, January 23-25, 2013.

Mohammadi-Aragh, M. J. and Williams, C. B., “Instructors’ Influence on Student Attention in Computer-Infused Classrooms”. Conference on Higher Education Pedagogy, Blacksburg, VA. 2013.

Seals, M., Druschitz, A., Williams, C .B., and Suchicital, C., “Investment Casting at Virginia Tech,” Investment Casting Institute Conference Proceedings, ICI Technical Paper 946, Montvale, NJ. 2012.

Williams, C. B. and Seepersad, C. C., “Design for Additive Manufacturing Curriculum: A Problem- and Project-Based Approach,” International Solid Freeform Fabrication Symposium, Austin, TX., August 6-8, 2012.

Ivanova, O. S., Elliott, A., Campbell, T. A., and Williams, C. B., “Polymer Nanocomposites for Additive Manufacturing,” IUPAC World Polymer Congress – MACRO 2012, Blacksburg, VA, June 26, 2012.

Williams, C. B., Lee, Y., Gero, J. S., and Paretti, M. C., “Effects of Design Education on Design Cognition: A Longitudinal Study of Mechanical Engineering Students,” International Conference on Design Computing and Cognition, College Station, TX., June 7-9, 2012.

Moore, J. P. and Williams, C. B., “Adaptive Concept Maps as a Way to Promote Conceptual Understanding in Digital Textbooks”. Conference on Higher Education Pedagogy, Virginia Tech, February 9, 2012.

Moore, J. P., Amaya, A., Groves, E., and Williams, C. B., “Using Additive Manufacturing Technologies as an Instructional Tool for the Blind and Visually Impaired”. Conference on Higher Education Pedagogy, Virginia Tech, February 9, 2012.

Amaya, A., Moore, J. P., Groves, E., and Williams, C. B., “A Multi-Disciplinary Approach to Providing Visualizations for the Visually Impaired,” Virginia Tech Interdisciplinary Research Symposium, Virginia Tech, November 4, 2011. (Best Poster Award)

Moore, J. P., Williams, C. B., and Paretti, M. C., “Using Wikis as a Formative Assessment Tool for Student Engineering Design Teams”. Conference on Higher Education Pedagogy, Virginia Tech, February 4, 2011.

Illardo, R. and Williams, C. B., “Design and Manufacture of a Formula SAE Intake System Using Fused Deposition Modeling and Fiber-Reinforced Composite Materials”. International Solid Freeform Fabrication Symposium, Austin, TX., August 3-5, 2009. Best Poster Presentation Award.

Williams, C. B., Goff, R., Terpenny, J., Knott, T., Matusovich, H., Gregg, M., “The ROXIE Project: Service Learning + Design in a First-Year Engineering Course”. The Center for Student Engagement and Community Partnerships Annual Engagement Expo, Virginia Tech, April 15, 2009.

Williams, C. B., Goff, R., Terpenny, J., and Gilbert, K., “Real Outreach Experiences in Engineering (ROXIE): Merging Design and Service Learning for First-Year Students on a Large Scale”. EPICS Conference on Service-Learning in Engineering and Computing, Austin, TX., August 4, 2009.

Williams, C. B., Goff, R., Terpenny, J., Knott, T., Greg, M., ‡Matusovich, H., and ‡Gilbert, K., “The ROXIE Project: Service Learning + Design in a First-Year Engineering Course,” Conference on Higher Education Pedagogy, Virginia Tech, February 18, 2009.

Williams, C. B., Knott, T., Goff, R., and Gilbert, K., “ROXIE, Real Outreach eXperiences In Engineering Design Project”. Outreach NOW 2008: The Promise of Campus-Community Partnerships -Learning through Student Engagement, Virginia Tech, September 8, 2008.

Goff, R., Williams, C. B., Terpenny, J., Knott, T., and Lo, J., “Real Outreach Experiences in Engineering – A Service-Learning Design Project”. Annual Engagement Expo, Blacksburg, VA., April 24, 2008.

Wang, H. V., Williams, C. B., and Rosen, D. W., “Design Synthesis of Adaptive Mesoscopic Cellular Structures with Unit Truss Approach and Particle Swarm Optimization Algorithm,” International Solid Freeform and Fabrication Symposium, Austin, TX., pp. 433-445, August 14-16, 2006.

Williams, C. B., (2017) From Molecules to Manufacturing: Expanding the Materials and Technology Capabilities of Additive Manufacturing Photopolymerization, (invited keynote) 34th International Conference of Photopolymer Science and Technology, June 29, Tokyo, Japan

Chatham, C. A., and Williams, C. B., “Rapid Prototyping to Additive Manufacturing: Materials Development and the Maturing of 3D Printing” Virginia Tech Graduate Student Association 2017 Research Symposium, Blacksburg, VA, March 23, 2017

Chatham, C. A., Sirrine, J. M., Long, T. E., and Williams, C. B., “Powder bed fusion of poly(phenylene sulfide) via science based manufacturing” National Security Campus University Polymer Consortium, Kansas City, MO, May 16, 2017

Williams, C. B. (2017) Molecules to Manufacturing: Advancing the Additive Manufacturing Polymeric Materials Toolbox, SME Smart Manufacturing Seminar Series, August 10, Youngstown OH.

Williams, C. B. (2017), HP 3D Printing Channel Partners Summit, (invited panelist), November 28, Portland OR.

Williams, C. B. (2017), Molecules to Manufacturing: Additive Manufacturing Research @ Virginia Tech, Future Materials Forum, University of Tennessee, Knoxville, TN

Chatham, C. A., Fallon, J. J., Gilmer, E. L., Cohen, A., Bortner, M. J., Williams, C. B., (2017) “Additively manufactured golf grips”, SME Webinar, October 27

Williams, C. B. (2017) Advancing the AM Materials Toolbox for Multifunctional Parts, Commonwealth Center for Advanced Manufacturing (CCAM) Additive Manufacturing Research Day, October 25, Disputanta, VA

Long, T. E., Williams, C. B., Tafti, D. (2017) Macromolecules Innovation Institute: Catalyzing Advanced Materials for Advanced Manufacturing, Milliken, April 24

Williams, C. B. (2016). Design for Additive Manufacturing: Exploring an Expanding Design Space. ASME IDETC Design Automation Conference, August 22, Charlotte, NC (Invited Keynote Presentation)

Williams, C. B. (2016). Additive Manufacturing Education: The Power of Informal Learning Experiences. National Forum on AM Education & Training, October 11, State College, PA (Invited presentation)

Williams, C. B. (2016). Cyber-Physical Security Vulnerabilities in Additive Manufacturing. Additive Manufacturing & Logistics Symposium, North Carolina State University, April 21, Raleigh, NC, (Invited keynote presentation)

Williams, C. B. (2016). Molecules to Manufacturing: Expanding the Polymeric Materials Toolbox – In-situ Processing Measurements, NIST Polymer-based Additive Manufacturing Workshop, National Institute of Standards and Technology, June 9, Gaithersburg, MD (Invited presentation)

Williams, C. B. (2016). Additive Manufacturing: Research at the Intersection of Materials, Manufacturing, Science, & Design. Eastern Carolina University. April 1. (Invited Seminar)

Williams, C. B. (2016). Cyber-Physical Security Vulnerabilities in Additive Manufacturing. 4th Annual UTC Additive Manufacturing Conference, United Technologies Research Center. October 5. (Invited Seminar)

Sturm, L. D., and Williams, C. B. (2016). “Cyber-Physical Security Vulnerabilities in Additive Manufacturing,” General Electric Center for Additive Technology Advancement, Imperial, PA, September 26. (Invited Seminar)

Bai, Y., and Williams, C. B. (2016). “Realizing Multifunctional Products via Binder Jetting,” The ExOne Co., North Huntingdon, PA, September 26. (Invited Seminar)

Williams, C. B., “Additive Manufacturing of Multifunctional Products via Tailored Materials and Topologies,” Johns Hopkins University, Baltimore, MD, February 11, 2016.

Long, T. E., and Williams, C. B., “3D Printing: From Molecules to Manufacturing,” American Chemical Society Webinar, January 22, 2015 (over 1500 attendees).

Williams, C. B., “An Analysis of Cyber-Physical Vulnerabilities in Additive Manufacturing,” Navy Additive Manufacturing Technology Interchange, April 28, 2015.

H. Ilies, M. Parkinson, C. C. Seepersad, M. Kokkolaras, K. Ragsdell, P. Papalambros, F. Mistree, C. B. Williams, R. Rai, J. Panchal, S. Ferguson, B. DuPont, and J. Allison, “New Perspectives on Design Automation: Celebrating the 40th Anniversary of the ASME Design Automation Conference,” Guest Editorial, Journal of Mechanical Design, 137(5), 050301 (5 pages), doi: 10.1115/1.4030256.

Williams, C. B., “Designing Materials, Processes, Products, and Pedagogy for Additive Manufacturing,” Mechanical Engineering Graduate Seminar, Texas A&M University, February 25, 2015.

Williams, C. B., “Designing Materials, Processes, Products, and Pedagogy for Additive Manufacturing,” Industrial Engineering Graduate Seminar, University of Louisville, December 11, 2014.

Williams, C. B., “Designing Materials, Processes, Products, and Pedagogy for Additive Manufacturing,” Industrial Engineering Graduate Seminar, Pennsylvania State University, September 25, 2014.

Williams, C. B., “Design Automation for Additive Manufacturing,” ASME IDETC Design Automation Conference, August 19, 2014.

Williams, C. B., Kulkarni, R., Pollack, R., DeFellce, S., “Panel Session: Individual Access – Personal Machines,” Additive Manufacturing Summit, Oak Ridge National Lab (TN), May 13, 2014.

Williams, C. B., Lee, J., Kosal, M., “Emerging Technologies and National Security,” (Moderator: K. Berger), AAAS Forum on Science & Technology Policy, Washington D.C., May 2, 2014.

Williams, C. B., “Open-Source Design, 3D Printing, and Additive Manufacturing,” Joint Staff Sponsored Science, Technology and Engineering Futures Seminar, Johns Hopkins University / Applied Physics Laboratory, Laurel, MD, March 17, 2014.

Williams, C. B., “Additive Manufacturing Research Opportunities,” National Academy of Engineering Regional Symposium: Challenges of Advanced Manufacturing, Charlottesville, VA, March 25, 2014.

Williams, C. B., Crump, S., Wicker, R., Hebert, R., DeFelice, S., “The Next Big Step Changes in Innovation,” FBR 3D Printing Conference: Additive Manufacturing’s Next Inflection Point, New York, NY., December 9, 2013. (invited panelist)

Williams, C. B., “Additive Manufacturing as a Transformative Technology,” Glen Raven Executive Meeting, University of Virginia Darden School of Business, Charlottesville, VA., December 4, 2013.

Williams, C. B., “Disrupting Design via Additive Manufacturing,” TEDx Virginia Tech, Blacksburg, VA., November 9, 2013.

Williams, C. B., Sreenvinisan, S.V., Yukish, M., and Wampler, C., “Plenary Panel Session: Advanced Manufacturing: Opportunities and Challenges,” (Moderator: T. Simpson), ASME IDETC Mechanisms and Robotics Conference & Design for Manufacturing and the Lifecycle Conference, Portland, OR., August 7, 2013. (invited panelist)

Mistree, F., Allen, J. K., Chen, W., and Williams, C. B., “Panel Discussion: Educating the Faculty of the Future,” (Moderator: J. Panchal), ASME IDETC International Conference on Design Education, Portland, OR., August 6, 2013. (invited panelist)

Williams, C. B., Wallace, D. R., and Aslin, B. A., “Panel Discussion: Equipping the Additive Manufacturing Workforce,” (Moderator: D. Mitchell), 2013 Society of Manufacturing Engineers RAPID Conference, Pittsburgh, PA., June 11, 2013. (invited panelist)

Williams, C. B., “From Rapid Prototyping to Additive Manufacturing: The Potential of 3D Printing,” Innovation in Manufacturing Conference, Roanoke, VA., April 23, 2013.

Williams, C. B., “Building the Additive Manufacturing Workforce: Integrating AM Throughout the Educational Continuum,” U. S. Manufacturing Competitiveness Dialogue, Oak Ridge, TN., April 19, 2013.

Williams, C. B., “Creating the Next-Gen Designers/Manufacturers via Additive Manufacturing,” Product Design and Development Webinar, http://www.pddnet.com/stratasys, (220 attendees) March 19, 2013.

Williams, C. B., “From Rapid Prototyping to Additive Manufacturing,” Institute for Advanced Learning and Research: The Network, Danville, VA., March 6, 2012.

Williams, C. B., “From Rapid Prototyping to Additive Manufacturing: AM Research at Virginia Tech,” In-Q-Tel Focus Day, Arlington, VA., November 15, 2012.

Williams, C. B., Lobovsky, M., Tibbits, S., Smurov, I., Summit, S., and Lassiert, S., 2012, “Panel Discussion: Revolution in 3D Printing: On-Demand, Whatever, Whenever,” Open Innovations: Moscow International Forum for Innovative Development, (Moderator: I. Bortnik,), Moscow, Russia, November 1. (invited panelist)

Williams, C. B., “From Rapid Prototyping to Additive Manufacturing,” A Symposium on the U. S. Renaissance in Advanced Manufacturing, South Boston, VA., October 24, 2012.

Williams, C. B., “Additive Manufacturing: Technology Overview,” Central Intelligence Agency, Washington DC, October 16, 2012.

Williams, C. B., “Additive Manufacturing: Disruption through Design,” Atlantic Council, Washington DC, October 16, 2012.

Williams, C. B., “3D Printing: Technologies and Implications of Additive Manufacturing,” American Society for Quality Radford/Roanoke Section meeting, Blacksburg, VA, September 18, 2012.

Williams, C. B., “Designing Hybrid Additive Manufacturing Processes, International Solid Freeform Fabrication Symposium, Austin, TX., August 6, 2012.

Williams, C. B., “Sponsor Technical Session Presented by Objet: Objet Connex 3D Printers: Advancing Student Design and Research Projects at Virginia Tech’s DREAMS Lab,” American Society of Engineering Education Annual Conference & Expo, San Antonio, TX., June 13, 2012.

Williams, C. B., and Campbell, T. A., “Additive Manufacturing: Technologies and Policy Implications,” U. S. Department of State, Washington D.C., January 30, 2012.

Williams, C. B., and Campbell, T. A., “Additive Manufacturing Research at Virginia Tech,” National Defense University: STAR-TIDES @ Pentagon Atrium, Washington, D.C., October 12, 2011.

Williams, C. B., and Campbell, T. A., “Additive Manufacturing in Action,” National Defense University: STAR-TIDES Event, Washington, D.C., October 5, 2011.

Williams, C. B., and Campbell, T. A., “Additive Manufacturing: State of the Art, Potential and Implications,” National Defense University, Washington D.C., August 19, 2011.

Williams, C. B., and Campbell, T. A., “Additive Manufacturing (3D Printing): State of the Art, Potential and Implications,” Atlantic Council, Washington D.C., March 23, 2011.