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Publications sorted by type

  1. Wilts, E. M., Gula, A., Davis, C., Chartrain, N., Williams, C. B., Long, T. E., 2019, "Vat photopolymerization of liquid, biodegradable PLGA-based oligomers as tissue scaffolds," European Polymer Journal, 132, 109693
  2. *Miyanaji, H., *Ma, D., Atwater, M., Dariling, K., Hammond, V., Williams, C. B., 2019, “Binder Jetting Additive Manufacturing of Copper Foam Structures,” Additive Manufacturinghttps://doi.org/10.1016/j.addma.2019.100960.
  3. Wilts, E., *Ma, D., Bai, Y., Williams, C. B., Long, T. E., 2019, “Comparison of Linear and 4-Arm Star Poly(vinyl pyrrolidone) for Aqueous Binder Jetting Additive Manufacturing of Personalized Dosage Tablets,” ACS Applied Materials & Interfaces, 11 (27), 23938-23947
  4. Wilts, E. M., Pekkanen, A. M., White, B. T., *Meenakshisundaram, V., *Aduba, D. C., Williams, C. B., Long, T. E., 2019, “Vat Photopolymerization of Charged Monomers: 3D Printing with Supramolecular Interactions,” Polymer Chemistry, 10, 1442-1451.
  5. Appuhamillage, G. A., *Chartrain, N., *Meenakshishundaram,  V., *Feller, K. D., Williams, C. B., Long, T. E., 2019, “110th Anniversary: Vat Photopolymerization-Based Additive Manufacturing: Current Trends and Future Directions in Materials Design,” Industrial & Engineering Chemistry Research, 58 (33), 15109-15118.
  6. Sirrine, J. M., Zlatanic, A., *Meenakshisundaram, V., Messman, J. M., Williams, C. B., Dvornic, P. R., Long, T. E., 2019, “3D Printing Amorphous Polysiloxane Terpolymers via Vat Photopolymerization," Macromolecular Chemistry and Physics, https://doi.org/10.1002/macp.201800425
  7. Scott, P. J.., *Meenakshisundaram, V.,  *Chartrain, N. A., Sirrine, J. M., Williams, C. B., Long, T. E., 2019, “Additive Manufacturing of Hydrocarbon Elastomers via Simultaneous Chain Extension and Cross-linking of Hydrogenated Polybutadiene,” ACS Applied Polymer Materials, 1(4), 684-690
  8. *Aduba, D. C., Margareta, E. D., Marnot, A. E. C., Heifferon K. V., Surbey W. R., *Chartrain, N. A., Whittington, A. R., Long, T. E., Williams, C. B., 2019, “Vat Photopolymerization 3D Printing of Acid-cleavable PEG-methacrylate Networks for Biomaterial Applications,” Materials Today Communications, 19 (June), 204-211.
  9. *Chatham, C. A., *Zawaski, C. A., Bobbitt, D. C., Moore, R. B., Long, T. E., Williams, C. B., 2019, “Semi‐Crystalline Polymer Blends for Material Extrusion Additive Manufacturing Printability: A Case Study with Poly(ethylene terephthalate) and Polypropylene,” Macromolecular Materials and Engineeringhttps://doi.org/10.1002/mame.201800764
  10. *Chatham, C. A., Long, T. E., Williams, C. B., 2019, “A review of the process physics and material screening methods for polymer powder bed fusion additive manufacturing,” Progress in Polymer Science,” 93, 68-95 
  11. *Chatham, C. A., Long, T. E., Williams, C. B., 2019, “Powder bed fusion of poly(phenylene sulfide) at bed temperatures significantly below melting,” Additive Manufacturing, 28, 506-516 
  12. *Sturm, L. D., Albakri, M. A., Tarazaga, P. A., Williams, C. B., 2019, “In situ monitoring of material jetting additive manufacturing process via impedance based measurements,” Additive Manufacturing, 28, 456-463
  13. *Zawaski, C. E., Wilts, E. M., *Chatham, C. A., Stevenson, A. T., Pekkanen, A. M., Lie, C., Tian, Z., Whittington, A. R., Long, T. E., Williams, C. B., 2019, “Tuning the material properties of a water-soluble ionic polymer using different counterions for material extrusion additive manufacturing,” Polymer, 176, 283-292.
  14. *Kumar,  A. Y., Wang, J., *Bai, Y., Huxtable, S. T., Williams, C. B., 2019, “Impacts of process-induced porosity on material properties of copper made by binder jetting additive manufacturing,” Materials & Design, 182, 108001
  15. Herzberger, J., Sirrine, J. M., Williams, C. B., Long, T. E., 2019, “Polymer Design for 3D Printing Elastomers: Recent Advances in Structure, Properties, and Printing,” Progress in Polymer Science, 97, 101144
  16. *Snelling, D. A., Williams, C. B., Druschitz, A. P., 2019, “Mechanical and material properties of castings produced via 3D printed molds,” Additive Manufacturing, 27, 199-207
  17. *Meenakshisundaram, V., *Sturm, L., Williams, C. B., 2018, “Modeling a Scanning Mask Projection Vat Photopolymerization System for Large-Area High Resolution Additive Manufacturing,” Journal of Manufacturing Processes Technologyhttps://doi.org/10.1016/j.jmatprotec.2019.116546
  18. *Kumar, A. Y., Bai, Y., Eklund, A., Williams, C. B., 2018, “The Effects of Hot Isostatic Pressing on Parts Fabricated by Binder Jetting Additive Manufacturing,” Additive Manufacturing, 24 (December), 115-124.
  19. *Zawaski, C., Williams, C. B., 2019 “Design of a Low-cost, High-temperature Build Environment for a Fused Filament Fabrication,” Additive Manufacturing, 33, 101111. doi: 10.1016/j.addma.2020.101111.
  20. *Rau, D., Herzberger, J., Long, T. E., Williams, C. B., 2018, “Ultraviolet-Assisted Direct Ink Write to Additively Manufacture All-Aromatic Polyimides,” ACS Applied Materials & Interfaces, 10(41), 34828-34833.
  21. Herzberger, J., *Meenakshisundaram, V., Williams, C. B., Long, T. E., 2018, “3D Printing All-Aromatic Polyimides Using Stereolithographic 3D Printing of Polyamic Acid Salts,” ACS Macro Letters, 7(4): 493-497.
  22. *Chartrain, N.A., Williams, C.B., Whittington, A.R., 2018, “A Review on Fabricating Tissue Scaffolds using Vat Photopolymerization,” Acta Biomaterialia, 74: 90-111. 
  23. Sirrine, J., *Meenakshisundaram, V., Moon, N.G., Scott, P.J., Mondschein, R.J., Weiseman, T.F., Williams, C.B., Long, T.E., 2018, “Functional siloxanes with photo-activated, simultaneous chain extension and crosslinking for lithography-based 3D printing,” Polymer, doi.org/10.1016/j.polymer.2018.02.056.
  24. *Meisel, N. A., Dillard, D. A., & Williams, C. B., 2018, “Impact of material concentration and distribution on composite parts manufactured via multi-material jetting,” Rapid Prototyping Journal, 24(5): 872-879.
  25. Vu, I., *Bass, L., Williams, C. B., Dillard, D., 2018, “Characterizing the effect of print orientation on interface integrity of multi-material jetting additive manufacturing,” Additive Manufacturing, 22: 447-461. 
  26. *Bai, Y., *Pham, H., Wall, C., Esker, A., Williams C. B., 2018, “Characterizing Binder–Powder Interaction in Binder Jetting Additive Manufacturing Via Sessile Drop Goniometry,” Journal of Manufacturing Science and Engineering, 141(1), 011005-011016.
  27. *Bai, Y. and Williams, C. B., 2018, “Binder jetting additive manufacturing with a particle-free metal ink as a binder precursor,” Materials & Design, 147(5): 146-156.
  28. *Bai, Y. and Williams, C. B., 2018, “The Effect of Inkjetted Nanoparticles on Metal Part Properties in Binder Jetting Additive Manufacturing,” Nanotechnology, 29(39): 395706.
  29. *Dumene, R., Earle, G., Williams, C. B., 2018, “Characterization of Additively Manufactured Cellular Alumina Dielectric Structures,” IEEE Transactions on Dielectrics and Electrical Insulation, 2236-2240. DOI: 10.1109/TDEI.2018.007444.
  30. 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., Trivedi, M., 2018, “Additive Manufacturing of Pharmaceuticals for Precision Medicine Applications: A Review of the Promises and Perils in Implementation,” Additive Manufacturing. doi.org/10.1016/j.addma.2018.07.004
  31. Liu, J., Liu, C., *Bai, Y., Kong, Z., Rao, P., Williams, C.B., 2018, “Layer-wise spatial modeling of porosity in additive manufacturing,” IISE Transactions, doi.org/10.1080/24725854.2018.1478169
  32. Cirenza, C. F., Diller TE, Williams C. B., 2018, “Hands-On Workshops to Assist in Students' Conceptual Understanding of Heat Transfer,Journal of Heat Transfer, 140 (9): 092001. doi.org/10.1115/1.4039759
  33. *Kubalak, J. R., Wicks, A. L., Williams, C. B., 2018, “Exploring Multi-Axis Material Extrusion Additive Manufacturing for Improving Mechanical Properties of Printed Parts,” Rapid Prototyping Journal, https://doi.org/10.1108/RPJ-02-2018-0035.
  34. *Kubalak, J. R., Wicks, A. L., Williams, C. B., 2018, “Using multi-axis material extrusion to improve mechanical properties through surface reinforcement,” Virtual and Physical Prototyping, 13(1): 32-38.
  35. Maskery, I., *Sturm L., Aremu, A.O., Panesar, A., Williams, C. B., Tuck, C., Wildman, R., Ashcroft, I.A., 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
  36. Gilmer, E., Miller, D., *Chatham, C., *Zawaski, C., Fallon, J., Pekkanen, A., Long, T., Williams, C. B., 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
  37. Pekkanen, A., Mondschein, R., Williams, C. B., Long, T., 2017, “3D Printing Polymers with Supramolecular Functionality for Biological Applications,” Biomacromolecules, 18(9): 2669-2687.
  38. *Sturm, L., Williams, C. B., 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
  39. Albakri, M., *Sturm, L., Williams, C. B., Tarazaga, P., 2017, “Impedence-based non-destructive evaluation of additively manufactured parts,” Rapid Prototyping Journal, 23(3): 589­-601
  40. Pekkanen, A., *Zawaski, C., Stevenson, A., Dickerman, R., Whittington, A., Williams, C. B., 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
  41. Pan, Y., White, J., Schmidt, D., Elhabashy, A., *Sturm, L., Camelio, J., Williams, C. B., 2017, “Taxonomies for Reasoning About Cyber-physical Attacks in IoT-based Manufacturing Systems,” International Journal of Interactive Multimedia & Artificial Intelligence, 4(3): 45-54
  42. Simpson, T., Williams, C. B., Hripko, M., 2017, “Preparing industry for additive manufacturing and its applications: Summary & recommendations from a National Science Foundation workshop,” Additive Manufacturing, 13: 166-178
  43. *Snelling, D., Williams, C. B., 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.
  44. *Bai, Y., Wagner, G., Williams, C. B., 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.
  45. Mondschein, R., Kanitkar, A., Williams, C.B., Verbridge, S., Long, T., 2017, "Polymer structure-property requirements for stereolithographic 3D printing of soft tissue engineering scaffolds," Biomaterials, 140: 170-188.
  46. Hegde, M., *Meenakshisundaram, V., *Chartrain, N., Sekhar, S., Tafti, D., Williams, C. B., Long, T., 2017, “3D Printing All-Aromatic Polyimides using Mask-Projection Stereolithography: Processing the Nonprocessable,” Advanced Materials, 29(31): 1701240-1701240-7
  47. Brand, B., Kasarda, M., Williams, C. B. (n.d.), 2017, “Inquiry by Engineering Design: Applying the Sixth "E": The IBED Approach Is Designed to Empower Teachers with the Knowledge and Skills Necessary for Transforming Their Curriculum,” Technology and Engineering Teacher.
  48. Wells, J. G., Lammi, M., Gero, J., Grubbs, M., Paretti, M., Williams C. B., 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.
  49. *Meisel, N. A., Williams, C. B., Ellis, K., Taylor, G. D., 2016, “Decision support for additive manufacturing deployment in remote or austere environments,” Journal of Manufacturing Technology Management, 27(7): 898-914.
  50. *Bass, L., *Meisel, N. A., Williams, C. B., 2016, “Exploring variability of orientation and aging effects in material properties of multi-material jetting parts,” Rapid Prototyping Journal, 22(5): 826-834
  51. Lynn, R., Saldana, C., Kurfess, T., Reddy, N., Simpson, T., Jablokow, K., Tucker, T., *Tedia, S., Williams, C. B., 2016, “Toward Rapid Manufacturability Analysis Tools for Engineering Design Education,” Procedia Manufacturing5, 1183-1196.
  52. *Sirrine, J., Pekkanen, A., *Nelson, A., *Chartrain, N., Williams, C. B., Long, T., 2015, “3D-Printable Biodegradable Polyester Tissue Scaffolds for Cell Adhesion,” Australian Journal of Chemistry, 68 (9): 1409-1414.
  53. *Snelling, D., Li, Q., Meisel, N., Williams, C. B., Batra, R. C., Druschitz, A. P., 2015, “Lightweight Metal Cellular Structures Fabricated via 3D Printing of Sand Cast Molds,” Advanced Engineering Materials, 17(7): 923-932.
  54. Rao, P., Liu, J., Roberson, D., Kong, Z. J., Williams, C. B., 2015, “Online Real-time Quality Monitoring in Additive Manufacturing Processes using Heterogeneous Sensors,” Journal of Manufacturing Science and Engineering, 137(6): 061007 (12 pages)
  55. *Bai, Y., and Williams, C. B., 2015, “An Exploration of Binder Jetting of Copper,Rapid Prototyping Journal, 21(2): 177-185
  56. *Meisel, N., and Williams, C. B., 2015, “Design and Assessment of a 3D Printing Vending Machine,” Rapid Prototyping Journal, 21(5): 471-481.
  57. *Moore, J., and Williams, C. B., 2015, “Fatigue Properties of Parts Printed by PolyJet Material Jetting,” Rapid Prototyping Journal, 21(6): 675-685.
  58. *Turner, H., *Amos, B., White, J., Camelio, J. A., Williams, C. B., Parker, R., 2015, "Bad Parts: Are Our Manufacturing Systems At Risk of Silent Cyber-attacks?", IEEE Security & Privacy, 13(3): 40-47.
  59. Gao, W., Zhang, T., Ramanujana, D., Ramani, K., Chen, Y., Williams, C. B., Wang, C., Shin, Y., Zhang, S., Zavattieri, P., 2015, “The Status, Challenges, and Future of Additive Manufacturing in Engineering,” Computer-Aided Design, 69: 65-89 (The journal’s #1 Most Downloaded Paper; Cited 554 times)
  60. *Meisel, N., and Williams, C. B., 2015, “An Investigation of Key Design for Additive Manufacturing Constraints in Multimaterial Three-Dimensional Printing,” Journal of Mechanical Design, 137(11):  111406-1 – 111406-9.
  61. *Moore, J., Williams, C. B., Johri, A., Paretti, M., North, C., 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): 1-35.
  62. Schultz, A. R., *Lambert, P. M., *Chartrain, N. A., Ruohoniemi, D. M., Zhang, Z., Jangu, C., Zhang, M., Williams, C. B., Long, T. E., 2014, “3D Printing Phosphonium Ionic Liquid Networks with Mask Projection Microstereolithography,ACS Macro Letters, 3 (11):  1205–1209
  63. *Ivanova, O., *Elliott, A., Campbell, T., Williams, C. B., 2014, “Unclonable Security Features for Additive Manufacturing,” Additive Manufacturing, 1-3: 24-31
  64. Gaynor, A., *Meisel, N. A., Williams, C. B., Guest, J. K., 2014, “Multiple-Material Topology Optimization of Compliant Mechanisms Created via PolyJet 3D Printing,” Journal of Manufacturing Science and Engineering, 136(6): 061015 (10 pages).
  65. *Meisel, N. A., *Elliott, A. M., Williams, C. B., 2014, “A procedure for creating actuated joints via embedding shape memory alloys in PolyJet 3D printing,” Journal of Intelligent Material Systems and Structures, 26 (12): 1498-1512.
  66. Wells, L. J., Camelio, J. A., Williams, C. B., White, J., 2014, “Cyber-Physical Security Challenges in Manufacturing Systems,” Manufacturing Letters, 2(2), pp. 74-77
  67. *Snelling, D., Kay, R., Druschitz, A., Williams, C. B., 2014, “Mitigating Gas Defects in Castings Produced from 3D Printed Molds,International Foundry Research Journal, Iss. 2 August 2013.
  68. *Elliott, A. M., *Ivanova, O. S., Williams, C. B., Campbell, T. A., 2013, “Inkjet Printing of Quantum Dots in Photopolymer for Use in Additive Manufacturing of Nanocomposites”. Advanced Engineering Materials, 15(10): 903-907.
  69. *Mohammadi-Aragh, M. J. and Williams, C. B., 2013, “Tablet PC Instructional Strategies for Structured Computer Use: An Instructor’s Experience and Student Perceptions”. Computers in Education Journal, 4(2): 39-50.
  70. *Ivanova, O. S., Williams, C. B., Campbell, T. A., 2013, “Additive Manufacturing (AM) and Nanotechnology: Promises and Challenges,” Rapid Prototyping Journal, 19(5): 353 - 364.
  71. Gero, J., Jiang, H., Williams, C. B., 2013, “Design Cognition Differences When Using Structured and Unstructured Concept Generation Creativity Techniques,” International Journal of Design Creativity and Innovation, 1(4): 196-214.
  72. Johri, A., Williams, C. B., Pembridge, J., 2013, “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): 33-44.
  73. Williams, C. B., Mistree, F., Rosen, D. W., 2011, “A Functional Classification Framework for the Conceptual Design of Additive Manufacturing Technologies,” Journal of Mechanical Design, 133(12), 121002: 1-11.
  74. Williams, C. B., Cochran, J. K., Rosen, D. W., 2011, “Additive Manufacturing of Metallic Cellular Materials via Three-Dimensional Printing,” The International Journal of Advanced Manufacturing Technology, 53(1-4): 231-239. doi: 10.1007/s00170-010-2812-2
  75. Sarles, S. A., *Stiltner, L. J., Williams, C. B., Leo, D. J., 2010, “Bilayer formation between Lipid-Encased Hydrogels Contained in Solid Substrates,” ACS Applied Materials & Interfaces, 2(12): 3654-3663. https://doi.org/10.1021/am100826s
  76. *Illardo, R. and Williams, C. B., 2010, “Design and Manufacture of a Formula SAE Intake System Using Fused Deposition Modeling and Fiber-Reinforced Composite Materials,” Rapid Prototyping Journal, 16(3): 174-179.
  77. Williams, C. B., McNair, L. D., Crede, E. D., Paretti, M. C., Terpenny, J. P., 2010, "Designing Hands-On Teaming Activities for Courses with Large Enrollments: Exploring Sustainability Tradeoffs,” International Journal of Engineering Education, 26(2): 408-417.
  78. Goff, R., Williams, C. B., Terpenny, J. P., Gilbert, K., Knott, T., Lo, J., 2010, “ROXIE: Real Outreach Experiences in Engineering – First-Year Engineering Students Designing for Community Partners,” International Journal of Engineering Education, 26(2): 349-358.
  79. Williams, C. B., Allen, J. K., Rosen, D. W., Mistree, F., 2006, “Designing Platforms for Customizable Products and Processes in Markets of Non-Uniform Demand”. Concurrent Engineering: Research and Applications, 15(2): 201-216. https://doi.org/10.1177/1063293X07079328
  80. Williams, C. B. 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, 22(6): 1269-1280.
  1. *L. Bezek and C. B. Williams, 2020, “Material Jetting of Polymers,” ASM Handbook, ASM International
  2. *N. Meisel and C. B. Williams, 2017, “Designing for Material Jetting Additive Processes,” Design for Manufacturability: New Materials, Technologies and Processes, McGraw-Hill, New York, pp. 127-138.
  3. 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.
  4. 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. 
  1. *Kubalak, J. R., Wicks, A. L., & Williams, C. B., 2019, “Deposition Path Planning for Material Extrusion using Specified Orientation Fields,” North American Manufacturing Research Conference (NAMRC)
  2. *Tenney, C., Malladi, V. V. N. S., Musgrave, P. F., Williams C. B., & Tarazaga, P. A., 2018, “Traveling Waves as a De-powdering Process for Additively Manufactured Parts,” ASME 2018 Conference on Smart Materials, Adaptive Structures, and Intelligent Systems, San Antonio, TX, September 10-12.
  3. *Kubalak, J. R. and Williams, C. B., 2018, “Robotic Deposition to Enable Multi-Axis Material Extrusion,” TechConnect World Innovation Conference and Expo, Anaheim, CA., May 13-16.
  4. *C. Tenney, S. Strutner, P. Tarazaga, Williams C.B., 2018, “Inexpensive Verification via Mechanical Impedance for Additively Manufactured Parts,” SAMPE Conference & Exhibition, #SE18—1298, Long Beach CA., May 21-24.
  5. *Aduba, D. C., *Feller K. D., 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.
  6. *Bai, Y. and Williams, C. B., 2017, “Binderless Jetting: Additive Manufacturing of Metal Parts via Jetting Nanoparticles,” International Solid Freeform Fabrication Symposium, pp. 249-260, Austin TX
  7. *Wagner, G. W., *Bass, L. B., *Rau, D. A., *Ziv, S.B., *Wolf, M.S., *Wolf D.L., *Bai, Y., Williams, C. B., 2017, “Design and Development of a Multi-Tool Additive Manufacturing System,” International Solid Freeform Fabrication Symposium, pp., 2005-2023, Austin TX.
  8. *Zawaski C., Margaretta E, Stevenson A, Pekkanen A, Whittington A, Long T. E., Williams C. B., 2017, “Embedding of Liquids into Water Soluble Materials via Additive Manufacturing for Timed Release,” International Solid Freeform Fabrication Symposium, pp., 2047-2059, Austin TX.
  9. *Kumar, A., *Bai, Y., Eklund, A., Williams, C. B., 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
  10. *Tenney, C., Albakri, M., *Kubalak, J., *Sturm, L., Williams, C. B., Tarazaga, P. A., 2017, “Internal porosity detection in additively manufactured parts via electromechanical impedance measurements,” ASME Conference on Smart Materials, Adaptive Structures and Intelligent Systems, Snowbird, UT, September 18-20, SMASIS2017-3856, pp. V001T08A009, doi:10.1115/SMASIS2017-3856
  11. Dinda, S., Modi, D., Simpson, T., *Tedia, S., Williams, C. B., 2017, “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
  12. 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,” ASME International Design Engineering Technical Conference, Charlotte, NC, doi:10.1115/DETC2016-59295
  13. *Jorapur, N., Williams, C. B., Druschitz, A., 2016, “Design of Fiber reinforced structures with tensegrity behavior manufactured using 3d printed Sand Molds,” International Solid Freeform Fabrication Symposium, Austin, TX.
  14. *Sturm, L., Albakri, M., Williams, C. B., Tarazaga, P. A., 2016, “In-Situ Detection of Build Defects in Additive Manufacturing via Impedance-Based Monitoring,” International Solid Freeform Fabrication Symposium, Austin, TX.
  15. *Hermundstad, A., Diller, T. E., Williams, C. B., Matusovich, H., 2016, “Exploring Conceptual Understanding in Heat Transfer: A Qualitative Analysis,” 123rd ASEE Annual Conference.
  16. *Chartrain, N., *Vrastanos, M., Han, D. T., Sirrine, J. M., Pekannen, A., Long, T., Williams, C. B., 2016, “Microstereolithography of Tissue Scaffolds Using a Biodegradable Photocurable Polyester,” International Solid Freeform Fabrication Symposium, Austin, TX, August 7, pp. 1732-1748.
  17. *Kubalak, J., *Mansfield, C. D., *Pesek, T. H., *Snow, Z. K., *Cottis, E. B., *Ebeling-Koning, O. D., Williams, C. B., 2017, “Design and Realization of a 6 Degree of Freedom Robotic Extrusion Platform,” International Solid Freeform Fabrication Symposium, Austin, TX, August 7.
  18. *Tedia, S., and Williams, C. B., 2016, “Manufacturability analysis tool for Additive manufacturing using voxel-based geometric modelling,” International Solid Freeform Fabrication Symposium. Austin, TX, August 7.
  19. *Druschitz, A., Cowden, S., Dudley, A., Walsh, S., Weir, A., Williams, C. B., Wood, B., 2016, “Metal-Ceramic Composite Lattice Structures Using 3D Printed Sand Molds and Cores,” International Solid Freeform Fabrication Symposium, Austin, TX, August 7.
  20. *Kraft, S. M., Lattimer, B. Y., Williams, C. B., 2016, “Flammability of 3-D Printed Polymers – Composition and Geometry Factors,” International Solid Freeform Fabrication Symposium, Austin, TX, August 7.
  21. Lynn, R., Saldana, C., Kurfess, T., Reddy, N., Simpson, T., Jablokow, K., Tucker, T., *Tedia, S., Williams, C. B., 2016, “Toward Rapid Manufacturability Analysis Tools for Engineering Design Education,” Procedia Manufacturing, 5, 1183-1196.
  22. *Cirenza, C., Diller, T., Williams, C. B., 2015, “Conveying Difficult Heat Transfer Concepts with Hands-On Workshops,” ASEE Annual Conference and Exhibition, Seattle, WA, June 14-17.
  23. Williams, C. B., Simpson, T., Hripko, M., 2015, “Advancing the Additive Manufacturing Workforce: Summary and Recommendations from a NSF Workshop,” ASME IDETC Design Education Conference, August 2-5, DETC2015-47274.
  24. Williams, C. B., *Sturm, L., Wicks, A. E., 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.
  25. *Bai, Y., and Williams, C. B., 2015, “Effect of Bimodal Powder Mixture on Powder Packing Density and Sintered Density in Binder Jetting of Metals,” International Solid Freeform Fabrication Symposium, August 10-12, Austin, TX.
  26. Vu, I., *Bass, L., *Meisel, N., Orler, B., Williams, C. B., Dillard, D. A., 2015, “Characterization of Mutli-Material Interfaces in PolyJet Additive Manufacturing,” International Solid Freeform Fabrication Symposium, Austin, TX, August 10-12.
  27. *Bass, L., Meisel, N. A., Williams, C. B., 2015, “Exploring Variability in Material Properties of Multi-Material Jetting Parts,” International Solid Freeform Fabrication Symposium, Austin, TX, August 10-12. (Best Poster Award)
  28. *Snelling, D. A., Williams, C. B., Suchicital, C., Druschitz, A., 2015, “Fabrication of Cellular Cordierite Preforms via Binder Jetting,” International Solid Freeform Fabrication Symposium, Austin, TX, August 10-12.
  29. Albakri, M., *Sturm, L., Williams, C. B., Tarazaga, P., 2015, “Non-Destructive Evaluation of Additively Manufactured Parts via Impedance-Based Monitoring,” International Solid Freeform Fabrication Symposium, Austin, TX, August 10-12.
  30. *Dumene, R., Kennedy, P., Williams, C. B., Sweeney, D., Earle, G., 2015, “Creating Embedded Radiofrequency Structures using Polyjet Material Jetting,” International Solid Freeform Fabrication Symposium, Austin, TX, August 10-12.
  31. Gero, J. S., Kannengiesser, U., Williams, C. B., 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.
  32. *Perez, K. B., and Williams, C. B., 2014, “Characterization of In-Situ Conductive Paste Extrusion on PolyJet Substrates,” International Solid Freeform Fabrication Symposium, Austin, TX, August 4-6.
  33. *Bai, Y., and Williams, C. B., 2014, “An Exploration of Binder Jetting of Copper,” International Solid Freeform Fabrication Symposium, Austin, TX, August 4-6. (Best Poster Award)
  34. *Sturm, L. D., Williams, C. B., Camelio, J., White, J., Parker, R., 2014, “Cyber-physical Vulnerabilities in Additive Manufacturing Systems,” International Solid Freeform Fabrication Symposium, Austin, TX, August 4-6.
  35. *Lambert, P., *Chartrain, N., Williams, C. B., Long, T., Whittington, A., 2014, “Mask Projection Microstereolithography of Biocompatible Block-Copolymers,” International Solid Freeform Fabrication Symposium, Austin, TX, August 4-6.
  36. *Snelling, D., Williams, C. B., and Druschitz, A. P., 2014, “A Comparison of Binder Burnout and Mechanical Characteristics of Printed and Chemically Bonded Sand Molds,” International Solid Freeform Fabrication Symposium, Austin, TX, August 4-6.
  37. *Meisel, N. A., and Williams, C. B., 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.
  38. Lammi, M., Wells, J., Gero, J., Paretti, M., Williams, C. B., 2014, “Initial Findings of High School Pre-engineering and Non-engineering Students' Design Cognition,” IEEE Frontiers in Education Conference, Madrid, Spain, October 22-25.
  39. Lewis, K., Simpson, T., McKenna, A., Williams, C. B., Paretti, M., McNair, L., Chen, W., Gatchell, D., Johnson, A., Kremer, G., Shooter, S., Tucker, C., 2014, “Assessment of Product Archaeology as a Framework for Contextualizing Engineering Design,” ASEE Annual Conference & Exposition, Indianapolis, IN, June 15-18.
  40. *Perez, K. B., and Williams, C. B., 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)
  41. Gaynor, A., *Meisel, N., Williams, C. B., Guest, J., 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.
  42. Druschitz, A., Williams, C. B., Seals, M., “Additive Manufacturing Supports the Production of Complex Castings,” 2014, TMS Annual Meeting & Exhibition: Shape Casting: 5th International Symposium, pp. 51-57.
  43. Kannengiesser, U., Williams, C. B., Gero, J. S., 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. (Reviewers’ Favorite Award)
  44. *Perez, K. B., and Williams, C. B., 2013, “Conductive Materials for Additive Manufacturing – A Review,” International Solid Freeform Symposium, Austin, TX, August 12-14.
  45. *Snelling, D.A., *Blount, H., *Forman, C., *Ramsburg, K., *Wentzel, A., Williams, C. B., and Druschitz, A., 2013, “A Comparison of Material Properties of Castings Produced by Different 3D Printed Sands,” International Solid Freeform Symposium, Austin, TX, August 12-14.
  46. *Meisel, N. A., Gaynor, A., Williams, C. B., Guest, J. K., 2013, “Multiple-Material Optimization of Compliant Mechanisms Created via PolyJet 3D Printing,” International Solid Freeform Symposium, Austin, TX, August 12-14.
  47. *Lambert, P., *Campaigne, E., Williams, C. B., 2013, “Design Considerations for Mask Projection Micro-Stereolithography Systems,” International Solid Freeform Symposium, Austin, TX, August 12-14.
  48. Williams, C. B., Lee, Y., Gero, J. S., Paretti, M. C., 2013, “Exploring the Effect of the Design Prompt on Students’ Design Cognition,” ASME IDETC 10th Symposium on International Design and Design Education, Portland, OR, August 4-7.
  49. Diller, T., Williams, C. B., 2013, “Exploration of Hands-On Pedagogy in Heat Transfer,” ASME Heat Transfer Conference, Minneapolis, MN, July 14-19.
  50. *Mohammadi-Aragh, M. J., and Williams, C. B., 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)
  51. *Moore, J. P., and Williams, C. B., 2013, “Translating Educational Theory into Educational Software: A Case Study of the Adaptive Map Concept,” ASEE Annual Conference & Exposition, Atlanta, GA, June 23-26.
  52. *Moore, J. P., Williams, C. B., Johri, A., North, C., 2013, “Promoting Conceptual Understanding in Engineering Statics through the use of Adaptive Concept Maps,” ASEE Annual Conference & Exposition, Atlanta, GA, June 23-26.
  53. Lewis, K., Moore-Russo, D. A., Okudan Kremer, G. E., Simpson, T. W., Zappe, S. E., McKenna, A. F., Carberry, A. R., Chen, W., Gatchell, D. W., Shooter, S. B., Paretti, M. C., McNair, L. D., Williams, C. B., 2013, “The Development of Product Archaeology as a Platform for Contextualizing Engineering Design,” ASEE Annual Conference & Exposition, Atlanta, GA, June 23-26.
  54. *Snelling, D. A., Kay, R., Druschitz, A., Williams, C. B., 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.
  55. Mahajan, R. L., Reed, J., Ramakrishnan, N., Mueller, R., Williams, C. B., Campbell, T. A., 2012, “Cultivating Emerging and Disruptive Technologies,” ASME International Mechanical Engineering Congress & Exposition, Houston, TX, November 9-15.
  56. Seals, M., McKinney, S., Walsh, P., Druschitz, A., and Williams, C. B., 2012, “Comparison of Wax and 3D Printed Investment Casting Pattern Materials,” Materials Science & Technology Conference and Exhibition: Advances in Metal Casting Technologies, Pittsburgh, PA, October 7-11.
  57. Williams, C. B., Lee, Y., Gero, J. S., Paretti, M. C., 2012, “Examining the Effect of Design Education on Design Cognition,” IEEE Frontiers in Engineering Education Conference, Seattle, WA, October 3-6.
  58. Gero, J. S., Jiang, H., Williams, C. B., 2012, “Design Cognition Differences When Using Structured and Unstructured Concept Generation Creativity Techniques,” International Conference on Design Creativity, Glasgow, UK, September 18-20, pp. 3-12.
  59. Williams, C. B., Lee, Y., Gero, J. S., 2012, “Exploring the Effect of Design Cognition of Two Engineering Majors,” ASME IDETC Symposium on International Design and Design Education, Chicago, IL, August 12-15, DETC2012-71218. (Best Paper Award)
  60. Gero, J. S., Jiang, H., Williams, C. B., 2012, “Does Using Different Concept Generation Methods Change the Design Cognition of Designers?,” ASME IDETC Design Theory and Methodology Conference, Chicago, IL, August 12-15, DETC2012-71165.2012
  61. *Meisel, N. A., Williams, C. B., Druschitz, A., 2012, “Lightweight Metal Cellular Structures via Indirect 3D Printing and Casting,” International Solid Freeform Fabrication Symposium, Austin, TX, August 6-8.
  62. *Barclift, M. W., and Williams, C. B., 2012, “Examining Variability in the Mechanical Properties of Parts Manufactured via Polyjet Direct 3D Printing,” International Solid Freeform Fabrication Symposium, Austin, TX, August 6-8.
  63. *Elliott, A. M., *Ivanova, O., Williams, C. B., Campbell, T. A., 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, Austin, TX, August 6-8.
  64. *Moore, J. P., and Williams, C. B., 2012, “Fatigue Characterization of 3D Printed Elastomer Material,” International Solid Freeform Fabrication Symposium, Austin, TX, August 6-8.
  65. *McCarthy, D. L., and Williams, C. B., 2012, “Creating Complex Hollow Metal Geometries Using Additive Manufacturing and Electroforming, International Solid Freeform Fabrication Symposium, Austin, TX, August 6-8.
  66. *Ivanova, O. S., *Elliott, A. M., Williams, C. B., Campbell, T. A., 2012, “Additive Manufacturing with Nano-Inks,” Nanotechnology Conference and Expo, Santa Clara, CA, June 18-21.
  67. *Mohammadi-Aragh, M. J., and Williams, C. B., 2012, “Student’s Perceptions of Tablet PC Interaction Techniques,” ASEE Annual Conference and Exhibition, San Antonio, TX, June 10-13.
  68. *Moore, J. P., and Williams, C. B., 2012, “Towards an Adaptive Concept Map: Creating a Concept Map of an Engineering Statics Curriculum,” ASEE Annual Conference and Exhibition, San Antonio, TX, June 10-13.
  69. *Moore, J. P., Williams, C. B., North, C., Johri, A., 2012, “Advancing Personalized Learning via an Adaptive Concept Map,” ASEE Annual Conference and Exhibition, San Antonio, TX, June 10-13.
  70. Williams, C. B., Lee, Y., Gero, J. S., Paretti, M. C., 2012, “Exploring the Effect of Design Education on the Design Cognition of Sophomore Engineering Students,” ASEE Annual Conference and Exhibition, San Antonio, TX, June 10-13.
  71. Gero, J. S., Pourmohamadi, M., Williams, C. B., 2012, “The Effect of Employing Different Design Methods on the Design Cognition of Small Design Teams,” Design Thinking Research Symposium, Tyne, UK, April 18-19.
  72. Williams, C. B., Lee, Y., Paretti, M. C., Gero, J. S., 2011, “Effects of Design Education on Design Cognition: A Preliminary Study of a Sophomore Design Course,” IEEE Frontiers in Education Conference, Rapid City, SD, October 12-15.
  73. Williams, C. B., Gero, J. S., Paretti, M. C., Lee, Y., 2011, “Exploring the Effect of Design Education on the Design Cognition of Mechanical Engineering Students,” ASME IDETC Symposium on International Design and Design Education, Washington DC, August 28-31, DETC2011-48357.
  74. *Moore, J. P., Williams, C. B., Paretti, M. C., 2011, “Using Wikis as a Formative Assessment Tool for Student Engineering Design Teams,” ASME IDETC Symposium on International Design and Design Education, Washington DC, August 28-31, DETC2011-48310.
  75. *Stiltner, L. J., *Elliott, A. M., Williams, C. B., 2011, “A Method for Creating Actuated Joints via Fiber Embedding in a Polyjet 3D Printing Process,” International Solid Freeform Fabrication Symposium, Austin, TX, August 8-10.
  76. *Bernardo, J., Samavedi, S., Williams, C. B., Whittington, A. R., 2011, “Indirect Tissue Scaffold Fabrication via Fused Deposition Modeling and Biomimetic Mineralization,” International Solid Freeform Fabrication Symposium, Austin, TX, August 8-10.
  77. *Ivanova, O. S., Williams, C. B., Campbell, T. A., 2011, “Additive Manufacturing and Nanotechnology: Promises and Challenges,” International Solid Freeform Fabrication Symposium, Austin, TX, August 8-10.
  78. Williams, C. B., Gero, J. S., Paretti, M. C., Lee, Y., 2010, “WIP: Studying Design Cognition to Improve Design Cognition,” IEEE Frontiers in Engineering Education Conference, Arlington, VA, October 27-30.
  79. Williams, C. B., Gero, J. S., Lee, Y., Paretti, M. C., 2010, “Exploring Spatial Reasoning Ability and Design Cognition in Undergraduate Engineering Students,” ASME IDETC Symposium on International Design and Design Education, Montreal, Quebec, August 15-18, DETC2010/DEC-28925.
  80. *Bernardo, J., Samavedi, S., Williams, C. B., Whittington, A. R., 2010, “Towards Indirect Tissue Scaffold Fabrication via Additive Manufacturing and Hydroxyapatite Mineralization,” International Solid Freeform Fabrication Symposium, Austin, TX, August 9-11.
  81. Williams, C. B., Crede, E., Goff, R., Terpenny, J. P., 2010, “Effects of Student-Customer Interaction in a Cornerstone Design Project,” ASEE Annual Conference and Exposition, Louisville, KY, June 20-23. (Best Paper Finalist)
  82. Pembridge, J., Johri, A., Williams, C. B., 2009, “Transformative Design Practices: Comparing Face-to-Face and Technology-Mediated Design Experiences among Engineering Students,” IEEE Frontiers in Education Conference, San Antonio, TX, October 18-21.
  83. *Illardo, R., and Williams, C. B., 2009, “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. (Best Poster Presentation Award)
  84. Williams, C. B., Terpenny, J. P., Goff, R., 2009, “Designing a Service-Learning Design Project for a First-Year Engineering Course,” ASME IDETC Symposium on International Design and Design Education, San Diego, CA, August 30 – September 2, DETC2009/DEC-87091.
  85. Williams, C. B., Goff, R., Terpenny, J. P., 2009, “Real Outreach Experiences in Engineering: Merging Service-Learning and Design in a First-Year Engineering Course,” ASEE Annual Conference and Exposition, Austin, TX, June 14-17.
  86. Williams, C. B., Crede, E., McNair, L. D., Paretti, M. C., Terpenny, J. P., 2009, "Designing Hands-On Teaming Activities for Courses with Large Enrollments: Exploring Sustainability Tradeoffs," Mudd Design Workshop VII: Sustaining Sustainable Design, Claremont, CA, May 28-30.
  87. Goff, R., Williams, C. B., Terpenny, J. P., Gilbert, K., Knott, T., Lo, J., 2009, “ROXIE: Real Outreach Experiences in Engineering First-Year Engineering Students Designing for Community Partners,” Mudd Design Workshop VII: Sustaining Sustainable Design, Claremont, CA, May 28-30.
  88. Williams, C. B., Cochran, J., Rosen, D. W., 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, February 15-19.
  89. Williams, C. B., Mistree, F., Rosen, D. W., 2008, "A Functional Classification Framework for the Conceptual Design of Layered Manufacturing Technologies," ASME IDETC Design for Manufacturing and the Lifecycle Conference, Brooklyn, NY, August 3-6, DETC2004/DFMLC-49353. (Best Paper Award)
  90. Williams, C. B., Mistree, F., Rosen, D. W., 2008, "The Systematic Design of a Layered Manufacturing Process for the Realization of Metal Parts of Designed Mesostructure," ASME IDETC Symposium on International Design and Design Education, Brooklyn, NY, August 3-6, DETC2008/DEC-49457.
  91. Williams, C. B., and Rosen, D. W., 2007, “Manufacturing Metallic Parts with Designed Mesostructure via Three-Dimensional Printing of Metal Oxide Powder,” International Solid Freeform Fabrication Symposium, Austin, TX, August, pp. 586-597.
  92. Williams, C. B., and Rosen, D. W., 2007, “Manufacturing Cellular Materials via Three-Dimensional Printing of Metal Oxide Powders,” International Conference on Advanced Research in Virtual and Rapid Prototyping, Leiria, Portugal, pp. 331-340.
  93. Williams, C. B., Mistree, F., Rosen, D. W., 2005, “Towards the Design of a Layer-Based Additive Manufacturing Process for the Realization of Metal Parts of Designed Mesostructures,” International Solid Freeform Fabrication Symposium, Austin, TX, August 1-3, pp. 217-230.
  94. Williams, C. B., Mistree, F., and Rosen, D. W., 2005, “Investigation of Additive Manufacturing Processes for the Manufacture of Parts with Designed Mesostructure,” ASME IDETC Design for Manufacturing and the Life Cycle Conference, Long Beach, CA, September 24-28, DETC2005/DFMLC-84832.
  95. Williams, C. B., Allen, J. K., Rosen, D. W., Mistree, F., 2004, "Designing Platforms for Customizable Products in Markets with Non-Uniform Demand," ASME IDETC Design Theory and Methodology Conference, Salt Lake City, UT, September 28 – October 2, DETC2004/DTM-57469.
  96. Chamberlain, M. K., Williams, C. B., Mistree, F., 2003, “Strategic Design: Leveraging Market Forecasts and Emerging Technologies in Engineering Design Applications,” AIAA/ISSMO Symposium on Multidisciplinary Analysis and Optimization, Albany, NY, August 30 – September 1, AIAA-2004-4652.
  97. Carone, M. J., Williams, C. B., Allen, J. K., Mistree, F., 2003, “An Application of Constructal Theory in the Non-Deterministic, Multi-Objective Design of Product Platforms,” ASME IDETC Design Theory and Methodology Conference, Chicago, IL, September 2-6, DETC2003/DTM-48667.
  98. Williams, C. B., Panchal, J. H., Rosen, D. W., 2003, “A General Decision-Making Method for the Rapid Manufacturing of Customized Parts,” ASME IDETC Computers and Information in Engineering Conference, Chicago, IL, September 2-6, DETC2003/CIE-48198.
  99. Chamberlain, M. K., Williams, C. B., Cowan, F. S., Mistree, F., 2001, “Orchestrating Learning in a Graduate Engineering Design Course,” ASME IDETC International Conference on Design Theory and Methodology, Pittsburgh, PA, September 9-12, DETC 2001/DTM-2037.
  1. *Chatham, C. A., Long T. E., Williams,  C. B., 2019, “Recyclability of polyphenylene sulfide powder in laser powder bed fusion”, Solid Freeform Fabrication Symposium, August 14, Austin, TX.
  2. *Ho, I., *Chatham, C. A., Long, T. E.,  Williams, C. B., 2019, “Process Parameter Optimization in Powder Bed Fusion for Polyphenylene Sulfide through Design of Experiments” Solid Freeform Fabrication Symposium, August 14, Austin, TX.
  3. *Kubalak, J. R., Wicks, A. L., Williams, C. B., 2019, “Enabling Layer-less Multi-Axis Extrusion for Printing Optimized Parts,” Solid Freeform Fabrication Symposium, August 14, Austin, TX.
  4. *Lin, Y., Ju, L., Moore, R. B., Long, T. E., Williams, C. B., 2019, “Glass-reinforced, Recycled PET Material as Feedstock for Fused Filament Fabrication”, Solid Freeform Fabrication Symposium, August 14, Austin, TX.
  5. *Ma, D., Williams, C. B., 2019, “Improving the strength of Binder Jetted Pharmaceutical Tablets through tailored polymeric binders and powders,” Solid Freeform Fabrication Symposium, August 14, Austin, TX.
  6. *Meenakshisundaram, V., Scott, P. J., Hegde, M., Kasprzak, C., Winkler, C., *Feller, K., Long, T. E., Williams, C. B., 2019, “Vat Photopolymerization of Latex: Decoupling viscosity and molecular weight to enable additive manufacturing of performance elastomers”, Solid Freeform Fabrication Symposium, August 14, Austin, TX.
  7. *Miyanaji, H., *Rahman, K. M., *Ma, D., Williams, C. B., “Binder Jetting of high strength copper parts using fine powder particles”, Solid Freeform Fabrication Symposium, August 14, Austin, TX.
  8. *Sturm, L., *Raeker-Jordan, N., Williams, C. B., 2019, “Security through Side-channels: A Methodology for Implementing a Cyber-physical Hash on Additive Manufacturing  Systems,” Solid Freeform Fabrication Symposium, August 14, Austin, TX.
  9. *Zawaski, C., Williams, C. B., 2019, “The Impact of Thermal Processing Conditions on Mechanical Strength and Dimensional Accuracy for Fused Filament Fabrication of Ultem 1010,” Solid Freeform Fabrication Symposium, August 14, Austin, TX.
  10. *Miyanaji, H., *Ma, D., Atwater, M. A., Darling, K. A., Hammond, V. H., Williams, C. B., 2019, “Binder Jetting Additive Manufacturing of Metallic Foam Structures”, TMS Annual Meeting & Exhibition, March 10-14, San Antonio, TX
  11. Williams, C. B., 2019, “Printing the Unprintable: Additive Manufacturing of All-Aromatic Polyimide,” RAPID + tct Conference, May 23, Detroit, MI.
  12. *Chatham, C. A., Das, A., Long, T. E., Bortner, M. J., Williams, C. B., 2019, “Effects of thermal ageing on properties of poly(phenylene sulfide) relevant to powder bed fusion additive manufacturing,” Southeast Polymer Forum, July 11, Oak Ridge, TN.
  13. *Feller, K. D., *Meenakshisundaram, V., Chartrain, N. A., Williams, C. B., Long, T. E., 2019, “High-Temperature Vat Photopolymerization.” ANTEC 2019, March 19, Detroit, MI.
  14. Blanchard, S., Huang, J-B, Williams, C. B., *Meenakshisundaram, V., *Kubalak, J., Lokegaonkar, S., Ge, T., “Sourceform: An Automated Crowdsourced Object Generator,” ACM SIGGRAPH, Los Angeles, CA., July 7 – August 1, 2019
  15. *Tenney, C., Albakri, M., Williams, C. B., Tarazaga, P., 2019, “Clamping Force Effects on the Performance of Mechanically Attached Piezoelectric Transducers for Impedance-Based NDE,” International Modal Analysis Conference, Orlando, FL.
  16. *Tenney, C., Phoenix, A., Malladi, S., Williams, C. B., Tarazaga, P., 2019, “Optimizing Steady-State Traveling Waves for Underwater Propulsive Thrust,” International Modal Analysis Conference, Orlando, FL.
  17. *Chartrain, N. A., *Cartwright, J., Eubanks, S., Surbey, W., Williams, C. B., Whittington, A. R., 2018, “Effects of Pore Size in 3D Printed Tissue Scaffolds on Mouse Fibroblast Proliferation,” Society for Biomaterials Annual Meeting and Exposition, Atlanta, GA, April 11-14.
  18. Surbey, W., *Chartrain, N. A., Williams, C. B., Whittington, A. R., 2018, “Characterization and 3D Printing of Composite Gelatin Methacrylate Resin,” Society for Biomaterials Annual Meeting and Exposition, Atlanta, GA, April 11-14.
  19. *Chatham, C., Zawaski, C., Bobbitt, D., Long, T. E., Williams, C. B., 2018, “Material extrusion additive manufacturing of semi-crystalline poly(ethylene terephthalate) via blending with polypropylene.” SPE ANTEC & National Plastics Expo., Orlando, FL.
  20. *Tenney, C., Albakri, M., Williams, C. B., Tarazaga, P., 2018, “NDE of Additively Manufactured Parts via Directly Bonded and Mechanically Attached Electromechanical Impedance Sensors,” International Modal Analysis Conference, Orlando, FL. (2019 Dynamics of Civil Structures, 2: 263-271).
  21. *Zawaski, C. and Williams, C. B., 2018, “Design of a Low Cost, Desktop-scale, High Temperature System for Fused Filament Fabrication of High Performance Polymers,“ International Solid Freeform Fabrication Symposium, Austin, TX.
  22. *Zawaski, C., *Chatham, C., Wilts, E. M., Long, T. E., Williams, C. B., 2018, Using Fillers To Improve Printability Of A Water Soluble Semi-Crystalline Polymer For Material Extrusion Additive Manufacturing,“ International Solid Freeform Fabrication Symposium, Austin, TX.
  23. *Bai, Y., and Williams, C. B., 2018, “Characterizing Binder-powder Interaction in Binder Jetting Additive Manufacturing via Sessile Drop Goniometry,” International Solid Freeform Fabrication Symposium, Austin, TX.
  24. *Bai, Y., and Williams, C. B., 2018, “The Effect of Inkjetted Nanoparticles on Metal Part Properties in Binder Jetting Additive Manufacturing,” International Solid Freeform Fabrication Symposium, Austin, TX.
  25. *Kubalak, J., Wicks, A., Williams, C.B., 2018, “Optimizing Topology and Toolpath via Multi-axis Material Extrusion,“ International Solid Freeform Fabrication Symposium, Austin, TX.
  26. *Chatham, C., Long, T. E., Williams, C. B., 2018, “Low-temperature powder bed fusion processing of poly(phenylene sulfide),“ International Solid Freeform Fabrication Symposium, Austin, TX.
  27. *Meenakshisundaram, V., Sturm, L., Williams, C. B., 2018, “Modeling a Scanning-mask Projection Vat Photopolymerization System for Large-area, High-resolution Additive Manufacturing,” International Solid Freeform Fabrication Symposium, Austin, TX.
  28. *Meenakshisundaram, V., *Chartrain, N., Chen, X., Chen, M., Feller, K., Long, T. E., Williams, C. B., 2018, “High-Temperature Vat-Photopolymerization,” International Solid Freeform Fabrication Symposium, Austin, TX.
  29. *Brandman, J., *Sturm, L., White, J., Williams, C. B., 2018, “A Physical Hash for Preventing and Detecting Cyber-physical Attacks in Additive Manufacturing Systems,” International Solid Freeform Fabrication Symposium, Austin, TX.
  30. Williams, C. B., and Tarazaga, P. A., 2018, “Non-Destructive Evaluation of Additively Manufactured Parts via Impedance-based Monitoring,” SME RAPID, Ft. Worth, TX, April 26.
  31. Koh, S., Carstensen, J., Williams, C. B., Guest, J., 2018, “Multi-Material Topology Optimization for 3D Printed Multi-Functional Architected Materials and Components,” TMS Annual Meeting & Exhibition, Phoenix, AZ, March 13. (invited)
  32. *Meenakshisundaram, V., Hegde, M., Sekhar, S., *Chartrain, N. A., Herzberger, J., Long, T. E., Williams, C. B., 2018, “Printing the Unprintable-Vat Photopolymerization of High-Temperature Polyimides,” SME Smart Manufacturing Experience Conference, Boston, MA.
  33. *Aduba, D. C., Bakum, M., Williams, C. B., 2017, “3D Printing and Characterization of Bioceramic Tissue Scaffolds using Mask-Projection Micro-stereolithography,” Tissue Engineering Part A; 23: S92-S93. Charlotte, NC
  34. *Aduba, D. C., Margaretta, E., Marnot, A. E. C., *Chartrain, N. A., Valentine, K., Surbey, W. R., *Feller, K. D., Whittington, A. R., Long, T. E., Williams, C. B., 2017, “3D printed acid-cleavable hydrogels using vat photopolymerization,” Applied Physics Reviews – 3D Bioprinting: Physical and Chemical Processes, Winston-Salem, NC, May 2-3, AIP Publishing.
  35. *Druschitz, A. P., Williams C. B., Wood, B., 2017, “Metal-Monolithic Ceramic/Metal Composite Castings Produced Using 3D Printed Sand Molds and Cores,” TechConnect World Innovation Conference & Expo, Washington DC, May 14-17.
  36. *Druschitz, A. P., Williams, C. B., Connelly, E., Wood, B., 2017, “Advanced Castings Made Possible Through Additive Manufacturing,” SAE World Congress Experience, March 28, 2017-01-1663, doi:10.4271/2017-01-1663
  37. *Chatham, C. A., *Meenakshisundaram, V., Diller, T.  E., Long, T.  E., Williams, C. B., 2017, “A calorimetric approach to measuring optical absorption efficiency in polymer powder bed fusion (PBF) additive manufacturing (AM),” International Solid Freeform Fabrication Symposium, Austin, TX, August 7.
  38. *Pham, H., *Bai, Y., Williams, C. B., 2017, “A study of nanoparticle binder’s impact on the binder jetting additive manufacturing process,” International Solid Freeform Fabrication Symposium, Austin, TX, August 20.
  39. *Feller, K. D., *Aduba, D. C., Williams, C. B., 2017, “3D printing of ceramic suspensions using microstereolithography toward water and gas filtration.” International Solid Freeform Fabrication Symposium, Austin, TX, August.
  40. *Chartrain, N. A., *Meenakshisundaram, V., Hegde, M., Sekhar, S., Tafti, D., Long, T. E., Williams, C. B., 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.
  41. *Meenakshisundaram, V., Sirrine, J. M., Scott, P. J., Long, T. E., Williams, C. B., 2017, “Additive Manufacturing of Elastomers with Scanning-Mask Projection Vat-Photopolymerization,” International Solid Freeform Fabrication Symposium, Austin TX.
  42. *Kumar, A., *Bai, Y., Williams, C. B., 2017, “Additive Manufacturing of Copper using Binder Jetting”, Additive Manufacturing Research Day, Commonwealth Center for Advanced Manufacturing (CCAM), Disputanta, VA, October 25.
  43. *Meenakshisundaram, V. and Williams, C. B., 2017, “Scanning-Mask Projection Vat Photopolymerization System for 3D Printing of Solvent-Based Performance Photopolymers”, Southeast Polymer Forum, Blacksburg, VA, June 5-7.
  44. *Zawaski, C., Pekkanen, A., Wilts, E., Long, T. E., Williams, C. B, 2017, “Molecules to Manufacturing: Designing for Filament Material Extrusion,” Southeast Polymer Forum, Blacksburg, VA, June 6.
  45. *Chatham, C. A., Long, T. E., Williams, C. B., 2017, “Processing Poly(phenylene sulfide) by Powder Bed Fusion Additive Manufacturing,” Southeast Polymer Forum, Blacksburg, VA, June 5.
  46. Williams, C. B., *Sturm, L., DeSmit, Z., White, J., Camelio, J., 2017, “Cyber-physical Security for Advanced Manufacturing”, CSD R&D Showcase Tech Demo, Washington DC.
  47. *Chartrain, N., *Vratsanos, M., Han, D., Sirrine, J., Pekkanen, A., Long, T., Whittington, A., Williams, C. B., 2017, “Microstereolithography of Tissue Scaffolds Using a Biodegradable Photocurable Polyester,” 3D Bioprinting: Physical and Chemical Processes Conference, Winston Salem, NC, May 2-3.
  48. *Aduba, D. C., *Chartrain, N. A., *Cartwright, J., Marnot, A. E. C., Long, T. E., Whittington, A. R., Williams, C. B., 2017, “Fabricating Tissue Engineering and Drug Delivery Scaffolds using Mask Projection Stereolithography,” University of Virginia Biomanufacturing Symposium, November 6.
  49. *Kubalak, J. R., Wicks, A. L., Williams, C. B., 2017, “Using Multi-Axis Material Extrusion Additive Manufacturing to Improve Part Mechanical Properties through Printed Surface Reinforcement,” International Solid Freeform Fabrication Symposium, Austin, TX.
  50. Williams, C. B., and Druschitz, A., 2017, “Multifunctional Composite Lattice Structures by Embedding in 3D Printed Sand Molds,” SME RAPID+TCT Exhibition, Pittsburgh, PA.
  51. *Bai, Y., and Williams, C. B., 2017, “Creating Highly Dense Copper Components via Binder Jetting,” SME RAPID+TCT Exhibition, Pittsburgh, PA.
  52. *Aduba, D. C., Margaretta, E., Marnot, A. E. C., *Chartrain, N. A., Valenitne, K. A., Surbey, W. A., *Feller, K. D., Whittington, A., Long, T. E., Williams, C. B., 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.
  53. *Chatham, C. A., Sirrine, J. M., Long, T. E., Williams, C. B., 2016, “Toward Science Based Manufacturing,” 43rd PolyMAC Conference, Kansas City, MO, June 17.
  54. Williams, C. B., 2016, “Circumventing the STL: Design & Fabrication of Complex Structures with Voxels,” SME RAPID, Orlando, FL, May 16-19.
  55. Williams, C. B., 2016, “Realizing Multi-Functional Products via Multi-Material Additive Manufacturing,” SME RAPID, Orlando, FL, May 18.
  56. *Bai, Y., and Williams, C. B., 2015, “A Study of Sintering in Binder Jetting of Pure Copper,” Additive Manufacturing with Powder Metallurgy, San Diego, CA, May 17-19.
  57. Hegde, M., *Aduba, D. C., *Chartrain, N. A., Williams, C. B., Long, T. E., 2016, “3D printing all-aromatic high-performance polyimides using μSLA: Processing the non-processable,” National Exposition of the American Chemical Society, Philadelphia, PA.
  58. Sirrine, J. M., Schultz, A. R., *Lambert, P. M., Williams, C. B., Long, T. E., 2016, “Expanding the polymer toolbox for 3D printing: Functional objects using microstereolithography,” 252nd ACS National Meeting, Philadelphia, PA, August 21-25, PMSE 208.
  59. *Aduba, D. C., *Feller, K. D., Sekhar, S., Williams, C. B., 2017, “3D printing and characterization of bioceramic bone tissue scaffolds using Mask-Projection Micro- stereolithography,” Society for Biomaterials Annual Meeting, Minneapolis, MN, April 5.
  60. Long, T., Hegde, M., Pekkanen, A., Williams, C. B., *Zawaski, C., *Meenakshisundaram, V., 2016, “Nurturing the industry-academia partnership: From 3D printing of polyimides to water-soluble ionomers,” ACS National Meeting (POLY 175)
  61. Long, T., Scott, P., Pekkanen, A., Hegde, M., Sirrine, J., *Chartrain, N., *Meenakshisundaram, V., Williams, C. B., 2016, “Designing functional polymers for 3D printing: From material extrusion of ion-containing polymers to stereolithography of multifunctional acrylates,” ACS National Meeting (PMSE 55)
  62. Scott, P., Sirrine, J., *Chartrain, N., *Meenakshisundaram, V., White, T., Williams, C. B., Long, T., 2016, “High polymer elasticity from functional oligomers: Simultaneous growth and crosslinking in photopolymers,” ACS National Meeting (PMSE 219)
  63. Hegde, M., *Meenakshisundaram, V., Arrington, C., *Chartrain, N., Sekhar, S. Tafti, D., Williams, C. B., Long, T., 2016, “Towards higher-performance materials for 3D printing with SLA: Accessing 3D structures of highly aromatic, engineering polyimides,” ACS National Meeting (POLY 315)
  64. Sirrine, J., *Chatham, C., Williams, C. B., Long, T., 2016, “Melt stable, linear and branched polyamides for selective laser sintering applications,” ACS National Meeting (POLY 498)
  65. Arrington, C., Hegde, M., Meenakshisundaram, V., Williams, C. B., Long, T., 2016, “Role of isomeric polyamic diacrylate ester precursors on morphology and mechanical properties of 3D printed PMDA-ODA,” ACS National Meeting (POLY 518)
  66. Sirrine, J., Moon, N., Meenakshisundaram, V., Mondschein, R., Williams, C. B., Long, T., 2016, “Functional siloxanes with photo-activated, simultaneous chain extension and crosslinking for lithography-based 3D printing,” ACS National Meeting (POLY 674)
  67. Stephenson, J., Brand, B., Williams, C. B., 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.
  68. Cirenza, C., Cherry, R., Diller, T., Williams, C. B., 2015, “Assessing Effects of Hands-On Instruction on Conceptual Understanding in Heat Transfer,” 7th Annual Conference on Higher Education Pedagogy, Blacksburg, VA, February 5.
  69. *Chartrain, N., Schultz, A., Long, T., Williams, C. B., Whittington, A., 2015, “From Molecules to Manufacturing: Developing Novel Polymers for Additive Manufacturing,” Virginia Tech Interdisciplinary Research Symposium, Blacksburg, VA, February 26.
  70. *Chartrain, N., Schultz, A., Long, T., Williams, C. B., Whittington, A., 2015, “From Molecules to Manufacturing: Developing Novel Polymers for Additive Manufacturing,” 31st Annual Graduate Research Symposium, Blacksburg, VA, March 25. (Bronze Award for Poster Presentation)
  71. *Chartrain, N., Schultz, A., Long, T., Williams, C. B., Whittington, A., 2015, "Fabrication of Multi-Material Tissue Scaffolds via Additive Manufacturing," Society For Biomaterials 2015 Annual Meeting and Exposition, Charlotte, NC, April 15-18.
  72. Schultz, A., *Lambert, P., *Chartrain, N., Ruohoniemi, D., Zhang, Z., Jangu, C., Zhang, M., Williams, C. B., Long, T. E., 2015, “3D printing phosphonium ionic liquid networks with mask projection microstereolithography,” American Chemical Society National Meeting & Exposition, Boston, MA, August 16-20.
  73. Hemp, S., Mondschein, R. J., Jangu, C., Schultz, A., *Chartrain, N., Williams, C. B., Long, T. E., 2015, “Ionic liquids inspiring the design of phosphonium-containing polymers: From 3D printed objects to block copolymer elastomers,” American Chemical Society National Meeting & Exposition, Boston, MA, August 16-20.
  74. Sirrine, J., *Chartrain, N., Schultz, A., Williams, C. B., Long, T. E., 2015, “3D printing tailored interfaces with mask projection microstereolithography,” American Chemical Society National Meeting & Exposition, Boston, MA, August 16-20.
  75. Sirrine, J., Nelson, A. M., Pekkanen, A., Schultz, A., *Chartrain, N., Williams, C. B., Long, T. E., 2015, “3D-printed biodegradable polyester tissue scaffolds for cell adhesion,” American Chemical Society National Meeting & Exposition, Boston, MA, August 16-20.
  76. *Chartrain, N., *Lambert, P., Schultz, A., Long, T., Williams, C. B., Whittington, A., 2014, “Mask Projection Microstereolithography of Novel Biocompatible Polymers,”16th Annual Conference of the North Carolina Tissue Engineering and Regenerative Medicine Society, Durham, NC, October 13.
  77. *Snelling, D. A. and Williams, C. B., 2014, “Manufacturing Metal-Ceramic Cellular Materials via Binder Jetting and Casting,” ASME Advanced Manufacturing Impact Forum, Buffalo, NY, August 17-20.
  78. *Campaigne, E., *Sturm, L., *Lambert, P., Williams, C. B., 2014, “Origami inspired Vehicles Fabricated via Additive Manufacturing,” International Solid Freeform Fabrication Symposium, Austin, TX, August 4-6.
  79. Williams, C. B., and Simpson, T. S., 2014, “Workshop Report: Educating the Future Additive Manufacturing Workforce,” International Solid Freeform Fabrication Symposium, Austin, TX, August 4-6.
  80. *Kalantar, N., *Borhani, A., Williams, C. B., 2014, “3D Printing Flexible Textile Structures,” 3D Printshow, New York, NY, February 12-15.
  81. *Sturm, L. D. and Williams, C. B., 2014, “Attacks on the Digital Thread: Cyber/Physical Vulnerabilities in Additive Manufacturing,” SME RAPID, Detroit, MI, June 11.
  82. *Perez, K. B. and Williams, C. B., 2014, “Printing Smart Parts: Embedded Actuation and Sensing via Multi-Material 3D Printing and Direct Write,” SME RAPID, Detroit, MI, June 11.
  83. *Meisel, N. A., *Elliot, A., Williams, C. B., 2013, “Design and Implementation of an AM Vending Machine for Student Use,” International Solid Freeform Symposium, Austin, TX, August 12-14.
  84. *Moore, J. P., Williams, C. B., North, C., Pierce, S., Johri, A., 2013, “Promoting Conceptual Understanding via an Adaptive Concept Map,” NSF TUES/CCLI PIs Conference, Washington DC, January 23-25.
  85. *Mohammadi-Aragh, M. J., and Williams, C. B., 2013, “Instructors’ Influence on Student Attention in Computer-Infused Classrooms,” Conference on Higher Education Pedagogy, Blacksburg, VA.
  86. Seals, M., Druschitz, A., Williams, C .B., Suchicital, C., 2012, “Investment Casting at Virginia Tech,” Investment Casting Institute Conference Proceedings, Montvale, NJ, ICI Technical Paper 946.
  87. Williams, C. B., and Seepersad, C. C., 2012, “Design for Additive Manufacturing Curriculum: A Problem- and Project-Based Approach,” International Solid Freeform Fabrication Symposium, Austin, TX, August 6-8.
  88. *Ivanova, O. S., *Elliott, A., Campbell, T. A., Williams, C. B., 2012, “Polymer Nanocomposites for Additive Manufacturing,” IUPAC World Polymer Congress – MACRO 2012, Blacksburg, VA, June 26.
  89. Williams, C. B., Lee, Y., Gero, J. S., Paretti, M. C., 2012, “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.
  90. *Moore, J. P., and Williams, C. B., 2012, “Adaptive Concept Maps as a Way to Promote Conceptual Understanding in Digital Textbooks,” Conference on Higher Education Pedagogy, Blacksburg, VA, February 9.
  91. *Moore, J. P., Amaya, A., Groves, E., Williams, C. B., 2012, “Using Additive Manufacturing Technologies as an Instructional Tool for the Blind and Visually Impaired,” Conference on Higher Education Pedagogy, Blacksburg, VA, February 9.
  92. Amaya, A., *Moore, J. P., Groves, E., Williams, C. B., 2011, “A Multi-Disciplinary Approach to Providing Visualizations for the Visually Impaired,” Virginia Tech Interdisciplinary Research Symposium, Blacksburg, VA, November 4. (Best Poster Award)
  93. *Moore, J. P., Williams, C. B., Paretti, M. C., 2011, “Using Wikis as a Formative Assessment Tool for Student Engineering Design Teams,” Conference on Higher Education Pedagogy, Blacksburg, VA, February 4.
  94. Williams, C. B., Goff, R., Terpenny, J., Knott, T., Matusovich, H., Gregg, M., 2009, “The ROXIE Project: Service Learning + Design in a First-Year Engineering Course,” The Center for Student Engagement and Community Partnerships Annual Engagement Expo, Blacksburg, VA, April 15.
  95. Williams, C. B., Goff, R., Terpenny, J., Gilbert, K., 2009, “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.
  96. Williams, C. B., Goff, R., Terpenny, J., Knott, T., Greg, M., Matusovich, H., Gilbert, K., 2009, “The ROXIE Project: Service Learning + Design in a First-Year Engineering Course,” Conference on Higher Education Pedagogy, Blacksburg, VA, February 18.
  97. Williams, C. B., Knott, T., Goff, R., Gilbert, K., 2008, “ROXIE, Real Outreach eXperiences In Engineering Design Project”. Outreach NOW 2008: The Promise of Campus-Community Partnerships -Learning through Student Engagement, Blacksburg, VA, September 8.
  98. Goff, R., Williams, C. B., Terpenny, J., Knott, T., Lo, J., 2008, “Real Outreach Experiences in Engineering – A Service-Learning Design Project,” Annual Engagement Expo, Blacksburg, VA, April 24.
  99. Wang, H. V., Williams, C. B., Rosen, D. W., 2006, “Design Synthesis of Adaptive Mesoscopic Cellular Structures with Unit Truss Approach and Particle Swarm Optimization Algorithm,” International Solid Freeform and Fabrication Symposium, Austin, TX, August 14-16, pp. 433-445.
  100. L. Sturm, M. Albakri, C. B. Williams, P. Tarazaga, 2016, “In-situ Detection of Build Defects in Additive Manufacturing via Impedance-Based Monitoring,” International Solid Freeform Fabrication Symposium, August 4-7, Austin, TX.
  101. 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.
  102. C. B. Williams, 2016, “Realizing Multi-Functional Products via Multi-Material Additive Manufacturing,” SME RAPID, Orlando, FL., May 18.
  103. A. Schultz, P. Lambert, N. Chartrain, D. Ruohoniemi, Z. Zhang, C. Jangu, M. Zhang, C. Williams, T.E. Long, 2015, “3D printing phosphonium ionic liquid networks with mask projection microstereolithography,” American Chemical Society National Meeting & Exposition, August 16-20, Boston, MA.
  104. 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, Boston, MA.
  105. J. Sirrine, N. Chartrain, A. Schultz, C. Williams, T.E. Long, 2015, “3D printing tailored interfaces with mask projection microstereolithography,” American Chemical Society National Meeting & Exposition, August 16-20, Boston, MA.
  106. J. Sirrine, A.M. Nelson, A. Pekkanen, A. Schultz, N. Chartrain, C. Williams, T. E. Long, 2015, “3D-printed biodegradable polyester tissue scaffolds for cell adhesion,” American Chemical Society National Meeting & Exposition, August 16-20, Boston, MA.
  107. Y. Bai, C. B. Williams, 2015, “Printing of Conductive and Reflective Materials,” Additive Manufacturing Users Group, April 22, Jacksonville, FL.
  108. Y. Bai, C. B. Williams, 2015, “A Study of Sintering in Binder Jetting of Pure Copper,” Additive Manufacturing with Powder Metallurgy Conference, May 17-19, San Diego, CA.
  109. C. B. Williams, 2015, “Additive Manufacturing of Multifunctional Products via Tailored Materials and Topologies,” NSF/DOE Workshop on Additive Manufacturing, June 3, Knoxville, TN.
  110. 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.
  111. 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.
  112. 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.
  113. 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)
  114. 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.
  115. 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.
  116. 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.
  117. 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.
  118. 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.
  119. C. B. Williams, “Design Automation for Additive Manufacturing,” ASME IDETC Design Automation Conference, Buffalo, NY., August 17-20, 2014
  120. 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.
  121. 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.
  122. 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.
  123. 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.
  124. 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.
  125. 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.
  126. 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.
  127. 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.
  128. 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.
  129. 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.
  130. 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.
  131. 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.
  132. 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)
  133. 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.
  134. 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.
  135. 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.
  136. 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.
  137. 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.
  138. 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.
  139. 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.
  140. 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.
  1. Williams, C. B., 2019, “Additive Manufacturing of Porous Metallic Structures with Designed Mesostructure,” TMS MetFoam Conference, August 23, Dearborn, MI.
  2. White, J. and Williams, C. B., 2019, “Securing Manufacturing Systems,” UC Boulder Department of Technology, Cybersecurity and Policy Seminar, April 17, Boulder CO.
  3. Williams, C. B., 2019, “Enabling Additive Manufacturing of Multi-Functional Devices: 3D Printing of Fully Aromatic Polyimides,” NextFlex FHE Applications for Aerospace Workshop, April 2-5, Seattle, WA.
  4. Williams, C. B. and T. E. Long, 2019, “Molecules to Manufacturing: Concurrent Design of Materials & Processes for Additive Manufacturing of High-Performance Polymers,” Air Force Research Laboratory Seminar, February 22, Dayton, OH.
  5. Williams, C. B., 2019, “Multi- Material/Modality/Scale/Axis: Realizing Multi-Functional Products with Next-Generation AM Processes,” Air Force AM Academic Symposium, January 30, Dayton, OH.
  6. Long, T. E. and Williams, C. B., 2018, “Printing Nanomaterials in Shrinking Gels,” Science, 362 (6420), pp. 1244 – 1245.
  7. Williams, C. B., 2018, “Multi- Material / Modality / Scale / Axis: Realizing Multi-Functional Products with Next-Generation AM Processes,” Dagstuhl Seminar: Computational Aspects of Fabrication, October 21-26, Dagstuhl, Germany.
  8. Williams, C. B., 2018, “Design for Additive Manufacturing Education: The Power of Informal Learning Experiences,” Construct3D Conference, October 6, Atlanta, GA.
  9. *Brandman, J., *Sturm, L., White, J., Williams, C. B., 2018, “A Physical Hash for Preventing and Detecting Cyber-Physical Attacks in Additive Manufacturing Systems”, International Solid Freeform Fabrication Symposium, August 13, Austin, TX.
  10. Williams, C. B., 2018, “Printing Multifunctional Parts through Concurrent Design of Materials, Geometry, and Processes,” Integrated Future of Additive Manufacturing, Design, Production & Qualification, National Science Foundation Workshop, July 23, Alexandria, VA.
  11. Williams, C. B., 2018, “Molecules to Manufacturing: Concurrent Design of Materials and Additive Manufacturing Processes,” Additive International, July 12, Nottingham, U.K.
  12. Williams, C. B., 2018, “Tutorial: Additive Manufacturing,” International Symposium on 3D Power Electronics Integration and Manufacturing, June 25, College Park, MD.
  13. Williams, C. B., “Molecules to Manufacturing: Integrating Polymer and Process Discovery to Advance AM,” Southeast Polymer Forum, June 4, Atlanta, GA.
  14. Williams, C. B., “Identifying and Mitigating Cyber-Physical Vulnerabilities in Additive Manufacturing Systems,” Cyber in Digital Manufacturing Workshop, Office of Naval Research, Northeastern University, May 22, Burlington, MA.
  15. Sturm, L. and Williams, C. B., 2018, “Security Challenges and Opportunities Panel,” The 3D Opportunity: Additive Manufacturing Forum, Deloitte, May 8, Washington D.C.
  16. Williams, C. B., 2018, “Beyond Titanium: Novel Printable Materials for Aerospace Applications,” JPL Spacecraft Additive Design Workshop, NASA Jet Propulsion Laboratory, May 17, Pasadena, CA.
  17. *Kubalak, J. and Williams, C. B., 2018, “High Degree-of-Freedom Deposition in Material Extrusion,” TechConnect World Innovation Conference and Expo, May 16, Anaheim, CA.
  18. Williams, C. B., 2018, “Additive Manufacturing of Multifunctional Products via Tailored Materials & Topologies,” 3M Tech Forum, 3M Company, March 23, Minneapolis, MN.
  19. *Kumar, A., *Bai, Y., Williams, C.B., 2018, “Binder Jetting of Copper - an Exploration of Powders, Binders, Printing, and Post-Processing,” Additive Manufacturing Users Group Conference, April 12. St. Louis, MO.
  20. Williams, C. B., 2018, “Additive Manufacturing of Multifunctional Products via Tailored Materials & Topologies,” University of Southern California Epstein Institute Seminar, April 3, Los Angeles, CA.
  21. Williams, C. B., 2018, “Realizing Multi-Functional Products via Multi-Material AM Processes,” TMS Annual Meeting & Exhibition, March 14, Phoenix, AZ.
  22. Long, T. E. and Williams, C. B., 2018, “Designing New Materials for Additive Manufacturing: Vat Photopolymerization,” TA Instruments Webinar, February 15, https://t.co/LLB7DCplZy.
  23. Long, T. E. and Williams, C. B., 2018, “Nurturing the Interface between Chemistry and Mechanical Engineering: Novel Materials for Novel 3D Printing,” Solvay Research Seminar, Solvay, January 22, Alpharetta, GA.
  24. Williams, C. B., 2018, “Additive Manufacturing at Virginia Tech,” United Technologies Research Corporation & United Technologies Aerospace Systems, January 10, Hartford, CT.
  25. Williams, C. B., 2017, “From Molecules to Manufacturing: Expanding the Materials and Technology Capabilities of Additive Manufacturing Photopolymerization,” 34th International Conference of Photopolymer Science and Technology, June 29, Tokyo, Japan (invited keynote)
  26. Williams, C. B., 2017, “Molecules to Manufacturing: Advancing the Additive Manufacturing Polymeric Materials Toolbox,” SME Smart Manufacturing Seminar Series, August 10, Youngstown OH.
  27. Williams, C. B., 2017, HP 3D Printing Channel Partners Summit, November 28, Portland OR. (invited panelist)
  28. Williams, C. B., 2017, “Molecules to Manufacturing: Additive Manufacturing Research @ Virginia Tech,” Future Materials Forum, University of Tennessee, August 1, Knoxville, TN.
  29. *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.
  30. Williams, C. B., 2017, “Advancing the AM Materials Toolbox for Multifunctional Parts,” Additive Manufacturing Research Day, Commonwealth Center for Advanced Manufacturing, October 25, Disputanta, VA.
  31. Long, T. E., Williams, C. B., Tafti, D., 2017, “Macromolecules Innovation Institute: Catalyzing Advanced Materials for Advanced Manufacturing,” Milliken, April 24, Spartanburg, NC.
  32. 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)
  33. Williams, C. B., 2016, “Additive Manufacturing Education: The Power of Informal Learning Experiences,” National Forum on AM Education & Training, October 11, State College, PA.
  34. 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)
  35. 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)
  36. Williams, C. B., 2016, “Additive Manufacturing: Research at the Intersection of Materials, Manufacturing, Science, & Design,” Eastern Carolina University Research Day, Greenville, NC, April 1. (Invited keynote seminar)
  37. Williams, C. B., 2016, “Cyber-Physical Security Vulnerabilities in Additive Manufacturing,” 4th Annual UTC Additive Manufacturing Conference, United Technologies Research Center. October 5, Hartford, CT.
  38. Sturm, L. D. and Williams, C. B., 2016, “Cyber-Physical Security Vulnerabilities in Additive Manufacturing,” Additive Manufacturing Seminar Series, General Electric Center for Additive Technology Advancement, Imperial, PA, September 26.
  39. Bai, Y. and Williams, C. B., 2016, “Realizing Multifunctional Products via Binder Jetting,” The ExOne Co., North Huntingdon, PA, September 26.
  40. Williams, C. B., 2016, “Additive Manufacturing of Multifunctional Products via Tailored Materials and Topologies,” Civil Engineering Departmental Seminar, Johns Hopkins University, Baltimore, MD, February 11.
  41. Long, T. E., and Williams, C. B., 2015, “3D Printing: From Molecules to Manufacturing,” American Chemical Society Webinar, January 22, 2015 (over 1500 attendees).
  42. Bai, Y. and Williams, C. B., 2015, “Printing of Highly Conductive Materials: Binder Jetting of Copper Cellular Material,” Additive Manufacturing Users Group Conference, April 22, Jacksonville, FL.
  43. Williams, C. B., 2015, “An Analysis of Cyber-Physical Vulnerabilities in Additive Manufacturing,” Cybersecurity for Direct-Digital Manufacturing Workshop, National Institute of Standards and Technology, February 3, Gaithersburg, MD.
  44. Williams, C. B., 2015, “Designing Materials, Processes, Products, and Pedagogy for Additive Manufacturing,” Mechanical Engineering Graduate Seminar, Texas A&M University, February 25, College Station, TX.
  45. Williams, C. B., 2015, “An Analysis of Cyber-Physical Vulnerabilities in Additive Manufacturing,” Navy Additive Manufacturing Technology Interchange, April 28. Bethesda, MD.
  46. Williams, C. B., 2015, “Realizing Multi-Functional Products via Additive Manufacturing,” Virginia Tech Hampton Roads Showcase, May 6, Hampton Roads, VA.
  47. Williams, C. B., 2015, “Achieving Product Multi-functionality through Multi-Material Additive Manufacturing,” Additive Manufacturing in Defense and Aerospace Conference, June 25, Arlington, VA.
  48. Williams, C. B. 2015, “Realizing Multi-functional Products through Multi-Material Additive Manufacturing,” 3D and 4D Printing Trends Conference, August 19, Arlington, VA.
  49. Williams, C. B. and Dobstetter, J., 2015, “How to Leverage 3D Printing for End-Use Parts,” American Society of Mechanical Engineers Webinar, September (over 2000 attendees)
  50. Williams, C. B., 2015, “Panel: AM Founders and Futurists,” American Society of Engineers Additive Manufacturing + 3D Printing Conference, Keynote Panel Discussion (T. Simpson, moderator), August 3, Boston, MA. (invited panelist)
  51. Williams, C. B., 2015, “Designing Materials, Processes, Products, and Pedagogy for Additive Manufacturing,” Chevron Frontiers of Mechanical Engineering Lecture, University of Texas – Austin, October 2, Austin, TX.
  52. Williams, C. B., 2015, “Additive Manufacturing @ Virginia Tech: From Molecules to Manufacturing,” Northrop Grumman 3D Additive Manufacturing Consortium Meeting, October 14, Baltimore, MD.
  53. Williams, C. B., 2015, “Additive Manufacturing of Multifunctional Products via Tailored Materials and Topologies,” NSF/DOE Workshop on Additive Manufacturing, June 3, Knoxville, TN.
  54. Williams, C. B., 2015, “Additive Manufacturing at Virginia Tech,” Virginia Manufacturers Association 2015 Virginia Industry Forum, November 13, Charlottesville, VA.
  55. Williams, C. B., 2014, “Embedded Actuation and Sensing Via Multi-Material 3D Printing and Direct Write,” 2014 Electronics Packaging Symposium, October 8-9, Binghamton, NY.
  56. Williams, C. B., 2014, “Designing Materials, Processes, Products, and Pedagogy for Additive Manufacturing,” Industrial Engineering Graduate Seminar, University of Louisville, December 11, Louisville, KY.
  57. Williams, C. B., 2014, “Designing Materials, Processes, Products, and Pedagogy for Additive Manufacturing,” Industrial Engineering Graduate Seminar, Pennsylvania State University, September 25, State College, PA.
  58. Williams, C. B., 2014, “Design Automation for Additive Manufacturing,” ASME IDETC Design Automation Conference, August 19, Buffalo, NY.
  59. Williams, C. B., 2014, “Panel Session: Individual Access – Personal Machines,” Additive Manufacturing Summit, Oak Ridge National Lab, May 13, Oak Ridge, TN. (invited panelist)
  60. Williams, C. B., 2014, “Emerging Technologies and National Security,” AAAS Forum on Science & Technology Policy, (Moderator: K. Berger), May 2, Washington D.C. (invited panelist)
  61. Williams, C. B., 2014, “Open-Source Design, 3D Printing, and Additive Manufacturing,” Joint Staff Sponsored Science, Technology and Engineering Futures Seminar, Johns Hopkins University / Applied Physics Laboratory, March 17, Laurel, MD.
  62. Williams, C. B., 2014, “Additive Manufacturing Research Opportunities,” National Academy of Engineering Regional Symposium: Challenges of Advanced Manufacturing, March 25, Charlottesville, VA.
  63. Williams, C. B., 2013, “The Next Big Step Changes in Innovation,” FBR 3D Printing Conference: Additive Manufacturing’s Next Inflection Point, December 9, New York, NY. (invited panelist)
  64. Williams, C. B., 2013, “Additive Manufacturing as a Transformative Technology,” Glen Raven Executive Meeting, University of Virginia Darden School of Business, December 4, Charlottesville, VA.
  65. Williams, C. B., 2013, “Disrupting Design via Additive Manufacturing,” TEDx Virginia Tech, November 9, Blacksburg, VA.
  66. Williams, C. B., 2013, “Plenary Panel Session: Advanced Manufacturing: Opportunities and Challenges,” (Moderator: T. Simpson), ASME IDETC Mechanisms and Robotics Conference & Design for Manufacturing and the Lifecycle Conference, August 7, Portland, OR. (invited panelist)
  67. Williams, C. B., 2013, “Panel Discussion: Educating the Faculty of the Future,” (Moderator: J. Panchal), ASME IDETC International Conference on Design Education, August 6, Portland, OR. (invited panelist)
  68. Williams, C. B., 2013, “Panel Discussion: Equipping the Additive Manufacturing Workforce,” (Moderator: D. Mitchell), Society of Manufacturing Engineers RAPID Conference, Pittsburgh, PA., June 11. (invited panelist)
  69. Williams, C. B., 2013, “From Rapid Prototyping to Additive Manufacturing: The Potential of 3D Printing,” Innovation in Manufacturing Conference, April 23, Roanoke, VA.
  70. Williams, C. B., 2013, “Building the Additive Manufacturing Workforce: Integrating AM Throughout the Educational Continuum,” U. S. Manufacturing Competitiveness Dialogue, April 19, Oak Ridge, TN.
  71. Williams, C. B., 2013, “Creating the Next-Gen Designers/Manufacturers via Additive Manufacturing,” Product Design and Development Webinar, March 19. (220 attendees)
  72. Williams, C. B., 2012, “From Rapid Prototyping to Additive Manufacturing,” Institute for Advanced Learning and Research: The Network, March 6, Danville, VA.
  73. Williams, C. B., 2012, “From Rapid Prototyping to Additive Manufacturing: AM Research at Virginia Tech,” In-Q-Tel Focus Day, November 15, Arlington, VA.
  74. Williams, C. B., 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)
  75. Williams, C. B., 2012, “From Rapid Prototyping to Additive Manufacturing,” A Symposium on the U. S. Renaissance in Advanced Manufacturing, October 24, South Boston, VA.
  76. Williams, C. B., 2012, “Additive Manufacturing: Technology Overview,” Central Intelligence Agency, October 16, Washington DC.
  77. Williams, C. B., 2012, “Additive Manufacturing: Disruption through Design,” Atlantic Council, October 16, Washington DC.
  78. Williams, C. B., 2012, “3D Printing: Technologies and Implications of Additive Manufacturing,” American Society for Quality Radford/Roanoke Section meeting, September 18, Blacksburg, VA.
  79. Williams, C. B., 2012, “Designing Hybrid Additive Manufacturing Processes, International Solid Freeform Fabrication Symposium, August 6, Austin, TX.
  80. Williams, C. B., 2012, “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, June 13, San Antonio, TX.
  81. Williams, C. B., and Campbell, T. A., 2012, “Additive Manufacturing: Technologies and Policy Implications,” U. S. Department of State, January 30, Washington D.C.
  82. Williams, C. B., and Campbell, T. A., 2011, “Additive Manufacturing Research at Virginia Tech,” National Defense University: STAR-TIDES @ Pentagon Atrium, October 12, Washington, D.C.
  83. Williams, C. B., and Campbell, T. A., “Additive Manufacturing in Action,” National Defense University: STAR-TIDES Event, Washington, D.C., 2011, October 5.
  84. Williams, C. B., and Campbell, T. A., 2011, “Additive Manufacturing: State of the Art, Potential and Implications,” National Defense University, August 19, Washington D.C.
  85. Williams, C. B., and Campbell, T. A., 2011, “Additive Manufacturing (3D Printing): State of the Art, Potential and Implications,” Atlantic Council, March 23, Washington D.C.