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Costin Untaroiu, Ph.D.

Associate Professor

Portrait of Costin Untaroiu

Portrait of Costin Untaroiu
460 Turner St.
Suite 304
Blacksburg, VA 24060

Research Areas

  • Biomechanics
  • Dynamics and control
  • Solid mechanics
  • Tissue engineering

Research Interests           

  • Biomechanics (computational and experimental)
  • Numerical simulations of impact events
  • Finite element analysis
  • Vibration analysis and rotordynamics


  • University of Virginia: Ph.D., Mechanical Engineering - Biomechanics, 2005 
  • Politehnica University of Bucharest: Mechanical Engineering - Rotordynamics, 1999

Awards, Honors, and Service

  • American Society of Mechanical Engineers (ASME) Fellow, 2018
  • Associate Editor, J. of Vibration and Acoustics/ASME (2017 -present)
  • Associate Editor, SAE Int. J. of Commercial Vehicles/SAE, (2014 -present)
  • Secretary, the Vehicle Design Committee (VDC)- ASME, (2017-present)

Recent Publications

Pak, W., Grindle, D., Untaroiu, C.D. (2021) The influence of gait stance and vehicle type on pedestrian kinematics and injury risk, ASME Journal of Biomedical Engineering, 143(10).

Yates, K., Agnew, A., Albert, D., Kemper, A., Untaroiu, C.D. (2021) Subject-Specific Rib Finite Element Models with Material Data Derived from Coupon Tests under Bending Loading, Journal of the Mechanical Behavior of Biomedical Materials, 116, 104358.

Grindle, D., Pak, W., Guleyupoglu, B., Koya, B., Gayzik, F.S., Song, E., Untaroiu, C.D.  (2020) A Detailed Finite Element Model of a Mid-sized Male for the Investigation of Traffic Pedestrian Accidents, Proceedings of the Institution of Mechanical Engineers, Part H: Journal of Engineering in Medicine, 235(3): 300-313.

Meng Y., Hu, W., Untaroiu, C.D. (2020) An examination of the performance of damaged energy-absorbing end terminals, Accident Analysis and Prevention, 147, 105789.

Meng Y., Untaroiu, C.D. (2020) Numerical Investigation of Occupant Injury Risks in Car-to-End Terminal Crashes using Dummy-based Injury Criteria and Vehicle-based Crash Severity Metrics, Accident, Accident Analysis and Prevention, 145, 105700.

Pak, W., Meng, Y., Schap, J., Koya, B., Gayzik, F.S., Untaroiu, C.D.  (2020) Development and Validation of a Finite Element Model of a Small Female Pedestrian, Computer Methods in Biomechanics and Biomedical Engineering, 23(16), 1336-1346.

Jin, H., Sharma, R., Meng, Y., Untaroiu, A., Doerzaph, Z., Dobrovolny, C., Untaroiu, C.D. (2020) Evaluation of The Injury Risks of Truck Occupants Involved in a Crash as a Result of Errant Truck Platoons, SAE International Journal of Transportation Safety 8(1): 5-18.

Meng, Y., Hu, W., Untaroiu, C.D.  (2019) Finite Element Modeling of an Energy-absorbing Guardrail End Terminal, SAE International Journal of Commercial Vehicles, 12(4), 271-280.

Decker, W., Koya, B., Pak, W., Untaroiu, C.D, Gayzik, F.S. (2019) Evaluation of finite element human body models for use in a standardized protocol for pedestrian safety assessment, Traffic Injury Prevention 20(sup2), S32-S36.

Pak, W., Meng, Y., Schap, J., Koya, B., Gayzik, F.S., Untaroiu, C.D.  (2019) Finite Element Model of a High-Stature Male Pedestrian for Simulating Car-to-Pedestrian Collisions, International Journal of Automotive Technology, 20(3), 445-453.