Davis J. McGregor, Ph.D.

Davis J. McGregor, Ph.D.

Sr. Manufacturing Scientist

Publications

Grid view

In Review

  1. Bimrose, M.V., T. Hu, D.J. McGregor, J. Wang, S. Tawfick, C. Shao, Z. Liu, and W.P. King. “Automatic detection of hidden defects and qualification of additively manufactured parts using X-ray computed tomography and computer vision.” Submitted.

Published / Accepted

  1. McGregor, D.J., M.V. Bimrose, C. Shao, S. Tawfick, and W.P. King. “Using machine learning to predict dimensions and qualify diverse part designs across multiple additive machines and materials.” Additive Manufacturing, 55, 102848, 2022.
  2. McGregor, D.J., M.V. Bimrose, S. Tawfick, and W.P. King. “Large batch metrology on internal features of additively manufactured parts using X-ray computed tomography.” J. of Materials Processing Technology, 306, 117605, 2022.
  3. Yang, Y., D.J. McGregor, S. Tawfick, W.P. King, and C. Shao. “Hierarchical data models improve the accuracy of feature level predictions for additively manufactured parts.” Additive Manufacturing, 51, 102621, 2022.
  4. Moon, H., D.J. McGregor, N. Miljkovic, and W.P. King. “Ultra-power-dense heat exchanger development through genetic algorithm design and additive manufacturing.” Joule, 5(11), 3045-3056, 2021.
  5. Kiekens, K.C., D. Vega, H.T. Thurgood, D. Galvez, D.J. McGregor, T.W. Sawyer, and J.K. Barton. “Effect of an added mass on the vibration characteristics for raster scanning of a cantilevered optical fiber.” ASME J. of Medical Diagnostics, 4(2), 2021.
  6. McGregor, D.J., S. Rylowicz, A. Brenzel, D. Baker, C. Wood, D. Pick, H. Deutchman, C. Shao, S. Tawfick, and W.P. King. “Analyzing part accuracy and sources of variability for additively manufactured lattice parts made on multiple printers.” Additive Manufacturing, 40, 101924, 2021.
  7. King, W.P., J. Amos, M. Azer, D. Baker, R. Bashir, C. Best, E. Bethke, S.A. Boppart, E. Bralts, R.M. Corey, R. Dietkus, G. Durack, S. Elbel, G. Elliott, J. Fava, N. Goldenfeld, M.H. Goldstein, C. Hayes, N. Herndon, S. Jamison, B. Johnson, H. Johnson, M. Johnson, J. Kolaczynski, T. Lee, S. Maslov, D.J. McGregor, D. Milner, R. Moller, J. Mosley, A. Musser, M. Newberger, D. Null, L. O’Bryan, M. Oelze, J. O’Leary, A. Pagano, M. Philpott, B. Pianfetti, A. Pille, L. Pizzuto, B. Ricconi, M. Rubessa, S. Rylowicz, C. Shipley, A.C. Singer, B. Stewart, R. Switzky, S. Tawfick, M. Wheeler, K. White, E.M. Widloski, E. Wood, C. Wood, and A.R. Wooldridge. “Emergency ventilator for COVID-19.” PLOS ONE, 15(12), e0244963, 2020.
  8. McGregor, D.J., S. Tawfick, and W.P. King. “Automated metrology and geometric analysis of additively manufactured lattice structures.” Additive Manufacturing, 28, 535-545, 2019.
  9. McGregor, D.J., S. Tawfick, and W.P. King. “Mechanical properties of hexagonal lattice structures fabricated using continuous liquid interface production additive manufacturing.” Additive Manufacturing, 25, 10-18, 2019.
  10. Tate, T.H., D.J. McGregor, and J.K. Barton. “Single lens system for forward-viewing navigation and scanning side-viewing optical coherence tomography.” Proc. SPIE 10040, Endoscopic Microscopy XII, 2017.

Presentations

  • Machine learning predicts additive manufacturing part quality: Tutorial on support vector regression
    • Invited presentation at nanoHUB (online). August 2022.
    • Hands on Python / Jupyter Notebook tutorial using SVR to predict the quality of AM parts
    • YouTube recording and Jupyter Notebook
  • Large batch metrology on internal features of additively manufactured parts using X-ray computed tomography
    • Invited presentation at J. of Materials Processing Technology (online). August 2022.
  • Monitoring part quality across multiple printers using automated metrology
    • Presentation at the ASTM International Conference on Additive Manufacturing, Anaheim, CA, USA (online). November 2021.
  • Factory-level analysis of additively manufactured lattice structures using automated metrology
    • Presentation at the ASME International Mechanical Engineering Congress and Exposition, Portland, OR, USA (online). November 2020.
  • Mechanical properties of hexagonal lattices fabricated using continuous liquid interface production AM
    • Poster at the IUTAM Symposium Architectured Materials Mechanics, Chicago, IL, USA. September 2018.
  • Mechanical design and characterization of resonant fiber-optic piezoelectric scanners
    • Poster at the AZBio Expo, Phoenix, AZ, USA. March 2017.
    • Poster at the Univ. of Arizona Biomedical Engineering Design & Builders Day, Tucson, AZ, USA. March 2017.
    • Poster at the Univ. of Arizona Student Showcase, Tucson, AZ, USA. February 2017.

Contact / PDF Access

Copyrights limit what I can share on this website. If you are interested in reading one of my publications but do not have journal access, I am happy to privately share a PDF copy. Send an email with subject line “Paper Request” to davisjmcgregor{at}gmail{dot}com. Feel free to reach out for other reasons as well!