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Christopher B. Williams
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Proceedings Papers

Brief Paper: Evaluating Effects of Ultraviolet Exposure Strategies on Multi-Material Interfaces in Direct Ink Write Additive Manufacturing

Supreet S. Thale, Christopher B. Williams
Proc. ASME. MSEC2024, Volume 1: Additive Manufacturing; Advanced Materials Manufacturing; Biomanufacturing; Life Cycle Engineering, V001T01A043, June 17–21, 2024
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2024-125262
https://doi.org/10.1115/MSEC2024-125262
View Paper titled, Brief Paper: Evaluating Effects of Ultraviolet Exposure Strategies on Multi-Material Interfaces in Direct Ink Write Additive Manufacturing
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Topics: Additive manufacturing, Extruding, Inks
Proceedings Papers

Brief Paper: Deciphering the Effect of Part Thermal History on Microstructure and Mechanical Properties in Laser Powder Bed Fusion of SS316L

Kaustubh Deshmukh, Alexander Riensche, Ryan J. Lane, Kyle Snyder, Christopher B. Williams, Reza Mirzaeifar, Prahalada Rao
Proc. ASME. MSEC2024, Volume 1: Additive Manufacturing; Advanced Materials Manufacturing; Biomanufacturing; Life Cycle Engineering, V001T01A012, June 17–21, 2024
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2024-123865
https://doi.org/10.1115/MSEC2024-123865
View Paper titled, Brief Paper: Deciphering the Effect of Part Thermal History on Microstructure and Mechanical Properties in Laser Powder Bed Fusion of SS316L
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Topics: Lasers, Mechanical properties
Proceedings Papers

Orchestrating Learning in a Graduate Engineering Design Course

Matthew K. Chamberlain, Christopher B. Williams, F. Scott Cowan, Farrokh Mistree
Proc. ASME. IDETC-CIE2001, Volume 4: 13th International Conference on Design Theory and Methodology, 233-244, September 9–12, 2001
Publisher: American Society of Mechanical Engineers
Paper No: DETC2001/DTM-21705
https://doi.org/10.1115/DETC2001/DTM-21705
View Paper titled, Orchestrating Learning in a Graduate Engineering Design Course
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Topics: Engineering design
Journal Articles

Investigation of Parameter Spaces for Topology Optimization With Three-Dimensional Orientation Fields for Multi-Axis Additive Manufacturing

Joseph R. Kubalak, Alfred L. Wicks, Christopher B. Williams
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Research Papers
J. Mech. Des. May 2021, 143(5): 051701.
Paper No: MD-19-1138
https://doi.org/10.1115/1.4048117
Published Online: October 28, 2020
View Article titled, Investigation of Parameter Spaces for Topology Optimization With Three-Dimensional Orientation Fields for Multi-Axis Additive Manufacturing
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Topics: Additive manufacturing, Algorithms, Design, Optimization, Stress, Topology, Wheels, Space, Density
Proceedings Papers

Traveling Waves As a De-Powdering Process for Additively Manufactured Parts

Charles M. Tenney, Vijaya V. N. Sriram Malladi, Patrick F. Musgrave, Christopher B. Williams, Pablo A. Tarazaga
Proc. ASME. SMASIS2018, Volume 1: Development and Characterization of Multifunctional Materials; Modeling, Simulation, and Control of Adaptive Systems; Integrated System Design and Implementation, V001T04A022, September 10–12, 2018
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2018-8189
https://doi.org/10.1115/SMASIS2018-8189
View Paper titled, Traveling Waves As a De-Powdering Process for Additively Manufactured Parts
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Topics: Additive manufacturing, Traveling waves, Excitation, Signals, Steady state, Actuators, Nylon fabrics, Piezoelectric ceramics, Dynamic response, Geometry
Journal Articles

Characterizing Binder–Powder Interaction in Binder Jetting Additive Manufacturing Via Sessile Drop Goniometry

Yun Bai, Candace Wall, Hannah Pham, Alan Esker, Christopher B. Williams
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. January 2019, 141(1): 011005.
Paper No: MANU-18-1264
https://doi.org/10.1115/1.4041624
Published Online: October 19, 2018
View Article titled, Characterizing Binder–Powder Interaction in Binder Jetting Additive Manufacturing Via Sessile Drop Goniometry
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Topics: Binders (Materials), Nanoparticles
Journal Articles

Hands-On Workshops to Assist in Students' Conceptual Understanding of Heat Transfer

Christopher F. Cirenza, Thomas E. Diller, Christopher B. Williams
Journal: ASME Journal of Heat and Mass Transfer
Publisher: ASME
Article Type: Research-Article
J. Heat Mass Transfer. September 2018, 140(9): 092001.
Paper No: HT-17-1116
https://doi.org/10.1115/1.4039759
Published Online: May 22, 2018
View Article titled, Hands-On Workshops to Assist in Students' Conceptual Understanding of Heat Transfer
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Topics: Heat transfer, Students, Workshops (Work spaces), Heat flux
Proceedings Papers

Internal Porosity Detection in Additively Manufactured Parts via Electromechanical Impedance Measurements

Charles Tenney, Mohammad I. Albakri, Joseph Kubalak, Logan D. Sturm, Christopher B. Williams, Pablo A. Tarazaga
Proc. ASME. SMASIS2017, Volume 1: Development and Characterization of Multifunctional Materials; Mechanics and Behavior of Active Materials; Bioinspired Smart Materials and Systems; Energy Harvesting; Emerging Technologies, V001T08A009, September 18–20, 2017
Publisher: American Society of Mechanical Engineers
Paper No: SMASIS2017-3856
https://doi.org/10.1115/SMASIS2017-3856
View Paper titled, Internal Porosity Detection in Additively Manufactured Parts via Electromechanical Impedance Measurements
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Topics: Additive manufacturing, Porosity, Nondestructive evaluation, Quality control, Semiconductor wafers, Actuators, Impedance (Electricity), Mechanical impedance, Piezoelectric materials, Sensors
Proceedings Papers

Expediting Build Time, Material, and Cost Estimation for Material Extrusion Processes to Enable Mobile Applications

Shantanab Dinda, Devansh Modi, Timothy W. Simpson, Saish Tedia, Christopher B. Williams
Proc. ASME. IDETC-CIE2017, Volume 2A: 43rd Design Automation Conference, V02AT03A034, August 6–9, 2017
Publisher: American Society of Mechanical Engineers
Paper No: DETC2017-68230
https://doi.org/10.1115/DETC2017-68230
View Paper titled, Expediting Build Time, Material, and Cost Estimation for Material Extrusion Processes to Enable Mobile Applications
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Topics: Extruding, Additive manufacturing, Algorithms, Computer software, Gages, Machinery, Printing, Weight (Mass)
Journal Articles

Effect of Particle Size Distribution on Powder Packing and Sintering in Binder Jetting Additive Manufacturing of Metals

Yun Bai, Grady Wagner, Christopher B. Williams
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. August 2017, 139(8): 081019.
Paper No: MANU-16-1646
https://doi.org/10.1115/1.4036640
Published Online: June 1, 2017
View Article titled, Effect of Particle Size Distribution on Powder Packing and Sintering in Binder Jetting Additive Manufacturing of Metals
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Topics: Binders (Materials), Density, Packing (Shipments), Packings (Cushioning), Sintering, Metals, Particle size, Particulate matter, Shrinkage (Materials), Additive manufacturing
Journal Articles

Special Issue: Designing for Additive Manufacturing

Timothy W. Simpson, Jesse Boyer, Carolyn Seepersad, Christopher B. Williams, Paul Witherell
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Announcements
J. Mech. Des. December 2016, 138(12): 128001.
Paper No: MD-16-1668
https://doi.org/10.1115/1.4034863
Published Online: October 13, 2016
View Article titled, Special Issue: Designing for Additive Manufacturing
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Topics: Additive manufacturing, Design, Design for Manufacturing
Proceedings Papers

Advancing Student Learning of Design for Additive Manufacturing Principles Through an Extracurricular Vehicle Design Competition

Christopher B. Williams, Logan Sturm, Alfred E. Wicks
Proc. ASME. IDETC-CIE2015, Volume 3: 17th International Conference on Advanced Vehicle Technologies; 12th International Conference on Design Education; 8th Frontiers in Biomedical Devices, V003T04A022, August 2–5, 2015
Publisher: American Society of Mechanical Engineers
Paper No: DETC2015-47622
https://doi.org/10.1115/DETC2015-47622
View Paper titled, Advancing Student Learning of Design for Additive Manufacturing Principles Through an Extracurricular Vehicle Design Competition
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Topics: Additive manufacturing, Automotive design, Design, Students, Vehicles, Electronics, Engineers, Military systems, Natural disasters, Supply chains
Proceedings Papers

Advancing the Additive Manufacturing Workforce: Summary and Recommendations From a NSF Workshop

Christopher B. Williams, Timothy W. Simpson, Michael Hripko
Proc. ASME. IDETC-CIE2015, Volume 3: 17th International Conference on Advanced Vehicle Technologies; 12th International Conference on Design Education; 8th Frontiers in Biomedical Devices, V003T04A003, August 2–5, 2015
Publisher: American Society of Mechanical Engineers
Paper No: DETC2015-47274
https://doi.org/10.1115/DETC2015-47274
View Paper titled, Advancing the Additive Manufacturing Workforce: Summary and Recommendations From a NSF Workshop
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Topics: Additive manufacturing, Workshops (Work spaces), Design, Students, Education, Manufacturing, Creativity, Engineering design processes, Engineering fundamentals, Governments
Journal Articles

Special Issue: Design for Additive Manufacturing: A Paradigm Shift in Design, Fabrication, and Qualification

David W. Rosen, Carolyn C. Seepersad, Timothy W. Simpson, Christopher B. Williams
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Guest Editorial
J. Mech. Des. November 2015, 137(11): 110301.
Paper No: MD-15-1584
https://doi.org/10.1115/1.4031470
Published Online: October 12, 2015
View Article titled, Special Issue: Design for Additive Manufacturing: A Paradigm Shift in Design, Fabrication, and Qualification
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Topics: Additive manufacturing, Design, Manufacturing
Proceedings Papers

Design Considerations for Hybridizing Additive Manufacturing and Direct Write Technologies

K. Blake Perez, Christopher B. Williams
Proc. ASME. IDETC-CIE2014, Volume 4: 19th Design for Manufacturing and the Life Cycle Conference; 8th International Conference on Micro- and Nanosystems, V004T06A005, August 17–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: DETC2014-35408
https://doi.org/10.1115/DETC2014-35408
View Paper titled, Design Considerations for Hybridizing Additive Manufacturing and Direct Write Technologies
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Topics: Additive manufacturing, Design, Sensors, Electronics, Manufacturing, Polymers, Resolution (Optics), Temperature
Journal Articles

Multiple-Material Topology Optimization of Compliant Mechanisms Created Via PolyJet Three-Dimensional Printing

Andrew T. Gaynor, Nicholas A. Meisel, Christopher B. Williams, James K. Guest
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. December 2014, 136(6): 061015.
Paper No: MANU-14-1210
https://doi.org/10.1115/1.4028439
Published Online: October 24, 2014
View Article titled, Multiple-Material Topology Optimization of Compliant Mechanisms Created Via PolyJet Three-Dimensional Printing
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Topics: Compliant mechanisms, Design, Optimization, Topology, Manufacturing
Proceedings Papers

Exploring the Effects of the Design Prompt on Students’ Design Cognition

Christopher B. Williams, Yoon Lee, John Gero, Marie C. Paretti
Proc. ASME. IDETC-CIE2013, Volume 1: 15th International Conference on Advanced Vehicle Technologies; 10th International Conference on Design Education; 7th International Conference on Micro- and Nanosystems, V001T04A016, August 4–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: DETC2013-13557
https://doi.org/10.1115/DETC2013-13557
View Paper titled, Exploring the Effects of the Design Prompt on Students’ Design Cognition
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Topics: Design, Students, Design education, Engineering design, Teams, Engineering design processes, Engineering teachers, Ontologies
Proceedings Papers

Cultivating Emerging and Black Swan Technologies

Roop L. Mahajan, Rolf Mueller, Christopher B. Williams, Jeff Reed, Thomas A. Campbell, Naren Ramakrishnan
Proc. ASME. IMECE2012, Volume 6: Energy, Parts A and B, 549-557, November 9–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2012-89339
https://doi.org/10.1115/IMECE2012-89339
View Paper titled, Cultivating Emerging and Black Swan Technologies
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Topics: Computers, Cutting, Ethics, Internet, Lasers, Manufacturing, Roads
Proceedings Papers

Comparing the Design Cognition of Two Engineering Majors: A Measurement-Based Approach

Yoon Suk Lee, John Gero, Christopher B. Williams
Proc. ASME. IDETC-CIE2012, Volume 7: 9th International Conference on Design Education; 24th International Conference on Design Theory and Methodology, 111-119, August 12–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: DETC2012-71218
https://doi.org/10.1115/DETC2012-71218
View Paper titled, Comparing the Design Cognition of Two Engineering Majors: A Measurement-Based Approach
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Topics: Design, Students, Design education, Design engineering, Engineering design processes, Engineering disciplines, Engineering mechanics, Mechanical engineering, Ontologies
Proceedings Papers

Does Using Different Concept Generation Techniques Change the Design Cognition of Design Students?

John S. Gero, Hao Jiang, Christopher B. Williams
Proc. ASME. IDETC-CIE2012, Volume 7: 9th International Conference on Design Education; 24th International Conference on Design Theory and Methodology, 625-632, August 12–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: DETC2012-71165
https://doi.org/10.1115/DETC2012-71165
View Paper titled, Does Using Different Concept Generation Techniques Change the Design Cognition of Design Students?
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Topics: Design, Students, Teams, Education, Engineering students, Mechanical engineering, Teaching, Undergraduate students