Timothy William Simpson, PhD

    • 14817 Citations
    • 51 h-Index
    19952020

    Research output per year

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    Research Output

    2020
    2019

    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

    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

    1 Scopus citations

    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

    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

    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

    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

    3 Scopus citations
    1 Scopus citations
    2018

    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

    1 Scopus citations

    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

    1 Scopus citations

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

    Butler, J., Bowen, L., Wilcox, E., Shrager, A., Frecker, M. I., von Lockette, P., 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

    4 Scopus citations

    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

    1 Scopus citations

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

    Bracken, J., Brennan, S., Lissenden, C., Simpson, T. W., Van Sant, I., Reichard, K. & 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

    2 Scopus citations

    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., Jan 1 2018, p. 1114-1120. 7 p.

    Research output: Contribution to conferencePaper

    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

    10 Scopus citations
    5 Scopus citations

    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

    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

    1 Scopus citations

    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

    1 Scopus citations

    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 2018, In : Acta Materialia. 153, p. 1-7 7 p.

    Research output: Contribution to journalArticle

    4 Scopus citations

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

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

    Research output: Contribution to journalArticle

    5 Scopus citations

    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

    7 Scopus citations

    Product family redesign using additive manufacturing

    Jung, S. & Simpson, T. W., Jan 1 2018, 44th Design Automation Conference. American Society of Mechanical Engineers (ASME), (Proceedings of the ASME Design Engineering Technical Conference; vol. 2B-2018).

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

    1 Scopus citations

    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

    5 Scopus citations

    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

    4 Scopus citations
    2017

    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

    4 Scopus citations

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

    Bowen, L., Frecker, M., Simpson, T. W. & Strzelec, R., 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

    1 Scopus citations

    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

    1 Scopus citations

    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

    7 Scopus citations

    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

    8 Scopus citations

    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

    18 Scopus citations

    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

    13 Scopus citations

    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

    2 Scopus citations

    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

    17 Scopus citations

    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

    1 Scopus citations

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

    Menold, J., Simpson, T., Jablokow, K. & 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

    1 Scopus citations

    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

    3 Scopus citations

    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

    Fast authentication of metal additive manufacturing

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

    Research output: Contribution to journalArticle

    3 Scopus citations

    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

    1 Scopus citations

    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

    19 Scopus citations

    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

    37 Scopus citations

    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

    5 Scopus citations
    29 Scopus citations
    1 Scopus citations

    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

    2 Scopus citations

    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

    3 Scopus citations