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A comparative study of virtual reality and computer-aided design to evaluate parts for additive manufacturing

Ostrander, J. K., Ryan, L., Dhengre, S., McComb, C., Simpson, T. W. & Meisel, N. A., Jan 1 2019, 45th Design Automation Conference. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 2A-2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3D printers
Computer-aided Design
Virtual Reality
Virtual reality
Comparative Study

Assessment of anisotropic mechanical properties of a 3D printed carbon whisker reinforced composite

Bakis, C. E., Haluza, R. T., Bartolai, J., Kim, J. J. & Simpson, T. W., Jan 1 2019, In : Advanced Composite Materials. 28, 5, p. 545-560 16 p.

Research output: Contribution to journalArticle

Carbon
Mechanical properties
Composite materials
Printing
3D printers

But will it print? Assessing student use of design for additive manufacturing and exploring its effect on design performance and manufacturability

Prabhu, R., Miller, S. R., Simpson, T. W. & Meisel, N. A., Jan 1 2019, 45th Design Automation Conference. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 2A-2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3D printers
Manufacturing
Students
Design

Complex solutions for complex problems? Exploring the effects of task complexity on student use of design for additive manufacturing and creativity

Prabhu, R., Miller, S. R., Simpson, T. W. & Meisel, N. A., Jan 1 2019, 21st International Conference on Advanced Vehicle Technologies; 16th International Conference on Design Education. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 3).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3D printers
Manufacturing
Students
Self-efficacy
Education

Deep reinforcement learning for transfer of control policies

Cunningham, J. D., Miller, S. W., Yukish, M. A., Simpson, T. W. & Tucker, C. S., Jan 1 2019, 45th Design Automation Conference. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 2A-2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Reinforcement learning
Control Policy
Reinforcement Learning
Transfer Learning
Rotor
3D printers
Neural networks
Linear regression
Learning systems
Learning algorithms

Full Field Strain Measurement of Material Extrusion Additive Manufacturing Parts with Solid and Sparse Infill Geometries

Bartolai, J., Wilson-Heid, A. E., Kruse, J. R., Beese, A. M. & Simpson, T. W., Mar 15 2019, In : JOM. 71, 3, p. 871-879 9 p.

Research output: Contribution to journalArticle

3D printers
Strain measurement
Extrusion
Tensile strain
Geometry
2 Citations (Scopus)
Product development
Design of experiments
Costs
Students
Economics
1 Citation (Scopus)
Students
Mechanical engineering
2018
1 Citation (Scopus)

Achieving Functionally Graded Material Composition Through Bicontinuous Mesostructural Geometry in Material Extrusion Additive Manufacturing

Stoner, B., Bartolai, J., Kaweesa, D. V., Meisel, N. A. & Simpson, T. W., Mar 1 2018, In : JOM. 70, 3, p. 413-418 6 p.

Research output: Contribution to journalArticle

3D printers
Functionally graded materials
Extrusion
Geometry
Chemical analysis
1 Citation (Scopus)

A method to evaluate direct and indirect design dependencies between components in a product architecture

Jung, S., Asikoglu, O. & Simpson, T. W., Oct 1 2018, In : Research in Engineering Design. 29, 4, p. 507-530 24 p.

Research output: Contribution to journalArticle

Networks (circuits)
4 Citations (Scopus)

A model for multi-input mechanical advantage in origami-based mechanisms

Butler, J., Bowen, L., Wilcox, E., Shrager, A., Frecker, M. I., Vonlockette, P. R., Simpson, T. W., Lang, R. J., Howell, L. L. & Magleby, S. P., Dec 1 2018, In : Journal of Mechanisms and Robotics. 10, 6, 061007.

Research output: Contribution to journalArticle

Compliant mechanisms
1 Citation (Scopus)

A physics-based virtual environment for enhancing the quality of deep generative designs

Dering, M., Cunningham, J., Desai, R., Simpson, T. W., Yukish, M. A. & Tucker, C. S., Jan 1 2018, 44th Design Automation Conference. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 2A-2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Virtual Environments
Virtual reality
Physics
Labeling
Generative Models
2 Citations (Scopus)

Change propagation during prototyping: A case study of a robotic inspection system for dry nuclear waste storage casks

Bracken, J., Brennan, S. N., Lissenden, III, C. J., Simpson, T. W., Van Sant, I., Reichard, K. M. & Ng, M., Jan 1 2018, 30th International Conference on Design Theory and Methodology. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 7).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Design Structure Matrix
Prototyping
Radioactive wastes
Inspection
Robotics

Clustering design structure matrices: A comparison of methods using minimum description length

Kulkarni, A., Jennings, C., Hoffman, M., Blanco, E., Terpenny, J. P. & Simpson, T. W., Jan 1 2018, p. 1114-1120. 7 p.

Research output: Contribution to conferencePaper

Genetic algorithms
Complex networks
Optimal design
6 Citations (Scopus)

Design and evaluation of an additively manufactured aircraft heat exchanger

Saltzman, D., Bichnevicius, M., Lynch, S. P., Simpson, T. W., Reutzel, E. W., Dickman, C. & Martukanitz, R., Jun 25 2018, In : Applied Thermal Engineering. 138, p. 254-263 10 p.

Research output: Contribution to journalArticle

3D printers
Heat exchangers
Aircraft
Geometry
Heat transfer
3 Citations (Scopus)
Fidelity
Modeling
Model
Structural Design
Decision Model

Evaluating the effectiveness of Virtual reality as an interactive educational resource for additive manufacturing

Ostrander, J. K., Tucker, C. S., Simpson, T. W. & Meisel, N. A., Jan 1 2018, 20th International Conference on Advanced Vehicle Technologies; 15th International Conference on Design Education. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 3).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3D printers
Virtual Reality
Virtual reality
Manufacturing
Resources
1 Citation (Scopus)

Experimental sampling of the Z-axis error and laser positioning error of an EOSINT M280 DMLS machine

Lu, Y., Badarinath, R., Lehtihet, E. A., De Meter, E. C. & Simpson, T. W., May 2018, In : Additive Manufacturing. 21, p. 501-516 16 p.

Research output: Contribution to journalArticle

Sampling
Lasers
1 Citation (Scopus)

Glasses-type wearable computer displays: usability considerations examined with a 3D glasses case study

Chang, J., Moon, S. K., Jung, K., Kim, W., Parkinson, M. B., Freivalds, A., Simpson, T. W. & Baik, S. P., May 4 2018, In : Ergonomics. 61, 5, p. 670-681 12 p.

Research output: Contribution to journalArticle

Wearable computers
Glass
Display devices
fatigue
rating
3 Citations (Scopus)

Impact of compositional gradients on selectivity of dissolvable support structures for directed energy deposited metals

Lefky, C. S., Zucker, B., Nassar, A. R., Simpson, T. W. & Hildreth, O. J., Jul 1 2018, In : Acta Materialia. 153, p. 1-7 7 p.

Research output: Contribution to journalArticle

Stainless Steel
Metals
Stainless steel
Materials properties
Corrosion
3 Citations (Scopus)

Milling of Inconel 718 block supports fabricated using laser powder bed fusion

Tripathi, V., Armstrong, A., Gong, X., Manogharan, G., Simpson, T. W. & Demeter, E., Aug 1 2018, In : Journal of Manufacturing Processes. 34, p. 740-749 10 p.

Research output: Contribution to journalArticle

Fusion reactions
Powders
Lasers
Metals
Machining
6 Citations (Scopus)

Predicting strength of additively manufactured thermoplastic polymer parts produced using material extrusion

Bartolai, J., Simpson, T. W. & Xie, R., Jan 1 2018, In : Rapid Prototyping Journal. 24, 2, p. 321-332 12 p.

Research output: Contribution to journalArticle

Thermoplastics
Extrusion
Polymers
3D printers
Polycarbonates

Product family redesign using additive manufacturing

Jung, S. & Simpson, T. W., Jan 1 2018, 44th Design Automation Conference. American Society of Mechanical Engineers (ASME), Vol. 2B-2018.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3D printers
Product Family
Manufacturing
Metric
Unmanned aerial vehicles (UAV)
1 Citation (Scopus)
Visualization
4 Citations (Scopus)

Teaching design freedom: Exploring the effects of design for additive manufacturing education on the cognitive components of students’ creativity

Prabhu, R., Miller, S. R., Simpson, T. W. & Meisel, N. A., Jan 1 2018, 20th International Conference on Advanced Vehicle Technologies; 15th International Conference on Design Education. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 3).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3D printers
Teaching
Manufacturing
Education
Students
3 Citations (Scopus)

The earlier the better? Investigating the importance of timing on effectiveness of design for additive manufacturing education

Prabhu, R., Simpson, T. W., Miller, S. R. & Meisel, N. A., Jan 1 2018, 44th Design Automation Conference. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 2A-2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3D printers
Timing
Manufacturing
Education
Students
2017
3 Citations (Scopus)

Adding Value to Trade Space Exploration When Designing Complex Engineered Systems

Simpson, T. W., Miller, S., Tibor, E. B., Yukish, M. A., Stump, G., Kannan, H., Mesmer, B., Winer, E. H. & Bloebaum, C. L., Mar 2017, In : Systems Engineering. 20, 2, p. 131-146 16 p.

Research output: Contribution to journalArticle

Large scale systems
Data visualization
Decision making
Satellites
1 Citation (Scopus)

A framework for the design and optimization of self-folding structures

Bowen, L., Frecker, M. I., Simpson, T. W. & Strzelec, R. A., Jan 1 2017, 41st Mechanisms and Robotics Conference. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 5B-2017).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Folding
Optimization
Framework
Design
Trial and error
1 Citation (Scopus)

An investigation into the driving factors of creativity in design for additive manufacturing

Barclift, M., Simpson, T. W., Nusiner, M. A. & Miller, S. R., Jan 1 2017, 19th International Conference on Advanced Vehicle Technologies; 14th International Conference on Design Education; 10th Frontiers in Biomedical Devices. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 3).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3D printers
Manufacturing
Students
Engineering
Sketching
6 Citations (Scopus)

A sequential decision process for the system-level design of structural frames

Unal, M., Miller, S. W., Chhabra, J. P. S., Warn, G. P., Yukish, M. A. & Simpson, T. W., Nov 1 2017, In : Structural and Multidisciplinary Optimization. 56, 5, p. 991-1011 21 p.

Research output: Contribution to journalArticle

Structural frames
Fidelity
Design
Nondominated Solutions
Model
6 Citations (Scopus)

CAD-Integrated cost estimation and build orientation optimization to support design for metal additive manufacturing

Barclift, M., Armstrong, A., Simpson, T. W. & Joshi, S. B., Jan 1 2017, 43rd Design Automation Conference. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 2A-2017).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3D printers
Cost Estimation
Computer aided design
Manufacturing
Metals
18 Citations (Scopus)

Comparisons of laser powder bed fusion additive manufacturing builds through experimental in situ distortion and temperature measurements

Dunbar, A. J., Denlinger, E. R., Gouge, M. F., Simpson, T. W. & Michaleris, P., May 1 2017, In : Additive Manufacturing. 15, p. 57-65 9 p.

Research output: Contribution to journalArticle

3D printers
Temperature measurement
Powders
Fusion reactions
Geometry
11 Citations (Scopus)

Design, fabrication, and modeling of an electric-magnetic self-folding sheet

Bowen, L., Springsteen, K., Ahmed, S., Arrojado, E., Frecker, M., Simpson, T. W., Ounaies, Z. & Lockette, P. V., Apr 1 2017, In : Journal of Mechanisms and Robotics. 9, 2, 021012.

Research output: Contribution to journalArticle

Dynamic models
Fabrication
Elastomers
Polymers
Terpolymers
2 Citations (Scopus)

Development of cad-integrated cost estimator to support design for additive manufacturing

Armstrong, A. P., Barclift, M. & Simpson, T. W., Jan 1 2017, 37th Computers and Information in Engineering Conference. American Society of Mechanical Engineers (ASME), Vol. 1. 68330

Research output: Chapter in Book/Report/Conference proceedingConference contribution

3D printers
Manufacturing
Estimator
Costs
Macros
16 Citations (Scopus)

Dissolvable Supports in Powder Bed Fusion-Printed Stainless Steel

Lefky, C. S., Zucker, B., Wright, D., Nassar, A. R., Simpson, T. W. & Hildreth, O. J., Mar 2017, In : 3D Printing and Additive Manufacturing. 4, 1, p. 3-11 9 p.

Research output: Contribution to journalArticle

Stainless Steel
Powders
Fusion reactions
Stainless steel
Dissolution
1 Citation (Scopus)

Education readiness levels (ERLS): A scale for assessing educational coursework and training modules

Dinda, S., Simpson, T. W. & Gluck, L., Jan 1 2017, 19th International Conference on Advanced Vehicle Technologies; 14th International Conference on Design Education; 10th Frontiers in Biomedical Devices. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 3).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Manufacturing
Education
Module
3D printers
Target
1 Citation (Scopus)

Evaluating the discriminatory value and reliability of ideation metrics for their application to concept development and prototyping

Menold, J., Simpson, T. W., Jablokow, K. W. & Suero, R., Jan 1 2017, 29th International Conference on Design Theory and Methodology. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 7).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Prototyping
Product development
Metric
Evaluate
New Product Development
3 Citations (Scopus)

Expediting build time, material, and cost estimation for material extrusion processes to enable mobile applications

Dinda, S., Modi, D., Simpson, T. W., Tedia, S. & Williams, C. B., Jan 1 2017, 43rd Design Automation Conference. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 2A-2017).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Cost Estimation
Extrusion
Mobile Applications
Printing
Application programs

Experimental comparison of a traditionally built versus additively manufactured aircraft heat exchanger

Saltzman, D., Bichnevicius, M., Lynch, S., Simpson, T. W., Reutzel, E. W., Dickman, C. & Martukanitz, R., Jan 1 2017, AIAA SciTech Forum - 55th AIAA Aerospace Sciences Meeting. American Institute of Aeronautics and Astronautics Inc., AIAA 2017-0902. (AIAA SciTech Forum - 55th AIAA Aerospace Sciences Meeting).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Heat exchangers
Aircraft
Pressure drop
Geometry
Heat transfer
3 Citations (Scopus)

Fast authentication of metal additive manufacturing

Flank, S., Nassar, A. R., Simpson, T. W., Valentine, N. & Elburn, E., Aug 1 2017, In : 3D Printing and Additive Manufacturing. 4, 3, p. 143-147 5 p.

Research output: Contribution to journalArticle

3D printers
Fluorescence spectroscopy
Authentication
Metals
X rays
1 Citation (Scopus)

Multi-level value-driven design approaches for product family design

Jung, S., Simpson, T. W. & Bloebaum, C., Jan 1 2017, 43rd Design Automation Conference. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 2B-2017).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Product Family
Value Function
Objective function
Design
Multidisciplinary Design Optimization
18 Citations (Scopus)

New modularity indices for modularity assessment and clustering of product architecture

Jung, S. & Simpson, T. W., Jan 2 2017, In : Journal of Engineering Design. 28, 1, p. 1-22 22 p.

Research output: Contribution to journalArticle

Aircraft engines
Clustering algorithms
Optimal design
26 Citations (Scopus)

Preparing industry for additive manufacturing and its applications: Summary & recommendations from a National Science Foundation workshop

Simpson, T. W., Williams, C. B. & Hripko, M., Jan 1 2017, In : Additive Manufacturing. 13, p. 166-178 13 p.

Research output: Contribution to journalArticle

3D printers
Industry
Students
Curricula
Education
2 Citations (Scopus)

Product family and product platform benchmarking with commonality and variety indices

Simpson, T. W., Jan 1 2017, 43rd Design Automation Conference. American Society of Mechanical Engineers (ASME), Vol. 2B-2017.

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Product Family
Benchmarking
Industry
Product design
Benchmark
22 Citations (Scopus)
engineering
product design
Product design
Specifications
Prototype
1 Citation (Scopus)
3D printers
Metals
Fusion reactions
Powders
Attitude control

Special Section: Designing for additive manufacturing recent advances in design for additive manufacturing

Boyer, J., Seepersad, C., Simpson, T. W., Williams, C. B. & Witherell, P., Oct 1 2017, In : Journal of Mechanical Design, Transactions of the ASME. 139, 10, 100901.

Research output: Contribution to journalEditorial

3D printers
2 Citations (Scopus)

Two applications of design as a sequential decision process

Miller, S. W., Simpson, T. W. & Yukish, M. A., Jan 1 2017, 43rd Design Automation Conference. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 2A-2017).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Fidelity
Bilevel Optimization
Lower Solution
Finite Element Modeling
Systems Engineering

Value-driven design using discipline-based decomposition for a family of front-loading washing machines

Jung, S., Simpson, T. W. & Bloebaum, C., Jan 1 2017, 43rd Design Automation Conference. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 2B-2017).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Washing machines
Decomposition
Decompose
Washers
Product Design