James Chagdes, Ph. D.

Research Highlights

Research Interests

  • Nonlinear dynamical systems
  • Biomechanics
Portrait of Dr. James Chagdes

Assistant Professor

260R Engineering Building
513-529-0742
chagdejr@MiamiOH.edu

Degrees

  • Ph.D.—Mechanical Engineering,  Purdue University—2012
  • B.S.—Mechanical Engineering,  Purdue University—2007

Years of Service on this Faculty

  • Assistant professor, 2015–present

Related Experience

  • Postdoctoral Research Associate, Joint Appointment with School of Mechanical Engineering and Department of Health and Kinesiology, Purdue University, June 2013–May 2015
  • Purdue University Visiting Assistant Professor, School of Mechanical Engineering, Purdue University, January 2013–May 2013

Current Research Interests

  • Nonlinear Dynamics
  • Controls
  • Biomechanics
  • Robotics/Haptics
  • Rehabilitation/Medical Device Engineering

Principal Publications

Journal Articles

  • Chagdes, J.R., Rietdyk, S., Haddad, J.M., Zelaznik, H.N., Raman, A., “Dynamic stability of a human standing on a balance board,” Journal of Biomechanics, Vol. 46, pp. 2593-2602, 2013.
  • Chagdes, J.R., Rietdyk, S., Haddad, J.M., Zelaznik, H.N., Raman, A., Rhea, C.K., and Silver, T.A., “Multiple timescales in postural dynamics associated with vision and a secondary task are revealed by wavelet analysis,” Experimental Brain Research, Vol. 197(3), pp. 297-310, 2009.

Proceedings

  • Chagdes, J.R., Haddad, J.M., Rietdyk, S., Zelaznik, H.N., and Raman, A. “Understanding the role of time-delay on maintaining upright stance on rotational balance boards,” Proceedings of the ASME 2015 International Design Engineering Technical Conferences & Computer and Information in Engineering Conference, Boston, MA, August 2015.
  • Chagdes, J.R., Haddad, J.M., Rietdyk, S., Zelaznik, H.N., Cinelli, M.E., Denomme, L.T., Powers, K.C., and Raman, A. “Limit cycle oscillations in upright human posture of individuals with neurological impairment,” International Society of Posture and Gait Research World Congress 2015, Seville, Spain, June-July 2015.
  • Beltran-Pulido, A.F., Chagdes, J.R., Zelaznik, H.N., Chiu, G., Haddad, J.M., Rietdyk, S., and Raman, A. “Fitts’ law behavior when producing rapid aiming movements with delayed visual feedback,” Proceedings of the North American Society for the Psychology of Sport and Physical Activity, Portland, OR, June 2015.
  • Cruise, D., Chagdes, J.R., Raman, A. “A dynamic balance board to diagnose and improve balance instabilities,” 17th U.S. National Congress on Theoretical & Applied Mechanics, East Lansing, MI, June 2014.
  • Chagdes, J.R., Rietdyk, S., Haddad, J.M., Zelaznik, H.N., Raman, A., “Nonlinear dynamics and bifurcations in postural control on rigid surfaces and rotational balance boards,” Proceedings of the ASME 2012 Summer Bioengineering Conference, Fajardo, PR, June 2012.

Scientific and Professional Society Membership

  • American Society of Mechanical Engineers (ASME)
  • American Society of Biomechanics (ASB)
  • International Society of Posture and Gait Research (ISPGR)

Honors and Awards

  • Excellence in Teaching, Department of Mathematics, Purdue University, November 2011

Professional Development Activities

  • Mathematics Teaching Workshops, Department of Mathematics, Purdue University, August 2007–May 2010
  • Preparing Future Faculty, Graduate School, Purdue University, January 2011–May 2011
  • Scientific and Grant Writing, Department of Speech and Hearing Sciences, Purdue University, January 2014–May 2014