Associate Professor of Mechanical Engineering
Graduate Advisor
Mechanical Engineering Center, Room 318
973-596-3341
zhiming.ji@njit.edu

Education

Stanford University, PhD 1987
Southeast University (Nanjing, China), MS 1982
Northeast University (Shenyang, China), BS 1979

Academic and Research Appointments

Graduate Advisor, August 15, 2007 - present.
Associate Professor, Department of Mechanical Engineering New Jersey Institute of Technology, Newark, New Jersey, September 1, 1991- present.

Current Research Interests

Biomechanics: postural stability, rehabilitation and movement therapy.

System Integration and Robotics: design and control of mechanical and electromechanical systems (Mechatronics).

Selected Publications

Chaudhry, H., Z. Ji, N. Shenoy, T. Findley, “Viscoelastic stresses on anisotropic annulus fibrosus of lumbar disk under compression, rotation and flexion in manual treatment,” Journal of Bodywork and Movement Therapy, 2007 (available on line 8/27/07).

Chaudhry, H., R. Schleip, Z. Ji, B. Bukiet, M. Maney, T. Findley, “Three Dimensional Mathematical Model for Deformation of Human Fascia in Manual Therapy,” JAOA-The Journal of the American Osteopathic Association (in press).

Chaudhry, H., C-Y Huang, R. Schleip, Z. Ji, B. Bukiet, T. Findley, “Viscoelastic Behavior of Human Fasciae under Extension in Manual Therapy,” Journal of Body Work and Movement Therapies, 2007, 11(2), pp. 159–167.

Chaudhry, H., T. Findley, K. S. Quigley, Z. Ji, M. Maney, T. Sims, B. Bukiet, and R. Foulds, “Postural Stability Index is a More Valid Measure of Stability than Equilibrium Score,” Journal of rehabilitation research and development (JRRD), Vol. 42, No. 4, July/August 2005, pp. 547-556.

Chaudhry, H., T. Findley, K. S. Quigley, B. Bukiet, Z. Ji, T. Sims, and M. Maney, “Measures of Postural Stability,” Journal of rehabilitation research and development (JRRD), Vol. 41, No. 5, September/October 2004, pp. 713-720.

Chang, T. N., B. Dani, Z. Ji, and R. Caudill, “Contactless Magnetic Leadscrew: Vibration Control and Resonance and Compensation,” IEEE Transactions on Mechatronics, Vol. 9, No. 2, 2004, pp. 458-461.

Ji, Z., T. Findley, H. Chaudhry, and B. Bukiet, “Computational method to evaluate ankle muscle stiffness with ground reaction forces,” Journal of rehabilitation research and development (JRRD), Vol. 41, No. 2, March/April 2004, pp. 207-214.

Ji. Z., “Study of Planar Three-Degree-of-Freedom 2-RRR Parallel Manipulators,” Mechanisms and Machine Theory, Vol. 38, No. 5, 2003, pp. 409-416.

Ji, Z., T. Chang, M. Shimanovich, and R. Caudill, “Determination of Load Capacity for Magnetic Leadscrew Drives,” IEEE Transactions on Magnetics, Vol. 36, No. 5, 2000, pp. 3824-3832.

Ji, Z., and Z. Li, “Identification of Placement Parameters for Modular Platform Manipulators,” Journal of Robotic Systems, Vol. 16, No. 4, 1999, pp. 227-236.

Weng, I-C., and Z. Ji, “The Dynamic Problems of Cracks Subjected to Incident Shear Waves,” International Journal of Fatigue, Vol. 21, No. 9, 1999, pp. 975-983.

Zhang, W., M. C. Leu, Z. Ji, and Y. Yan, “Rapid Freezing Prototyping with Water,” Materials and Design, Vol. 20, No. 2, 1999, pp. 139-145.

Ji, Z., and P. Song, “Design of a Reconfigurable Platform Manipulator,” Journal of Robotic Systems, Vol. 15, No. 6, 1998, pp. 343-346.

Ji, Z., “Analysis of Design Parameters in Platform Manipulators,” ASME Journal of Mechanical Design, Vol. 118, No. 4, December 1996, pp. 526-531.

Ji, Z., “Workspace Analysis of Stewart Platforms Via Vertex Spaces,” Journal of Robotic Systems, Vol. 11, No. 7, 1994, pp. 631-639.

Ji, Z., “Dynamics Decomposition for Stewart Platforms,” ASME Journal of Mechanical Design, Vol. 116, No. 1, March 1994, pp. 67-69.

Leu, M. C., H. Wong, and Z. Ji, “Planning of Component Insertion Sequence and Feeder Setup in PCB Assembly using Genetic Algorithm,” ASME Journal of Electronic Packaging, Vol. 115, No. 4, December 1993, pp. 424-432.

Ji, Z. and M. C. Leu, “Mapping of Kinematic and Dynamic Parameters for Coupled Manipulators,” ASME Journal of Mechanical Design, Vol. 115, June 1993, pp. 283-288.

Ji, Z., M. C. Leu and H. Wong, “Application of Linear Assignment Model for Planning of Robotic Printed Circuit Board Assembly,” ASME Journal of Electronic Packaging, Vol. 114, December 1992, pp. 455-460.

Ji, Z., M. C. Leu, and P. F. Lilienthal, “Vision Based Tool Calibration and Accuracy Improvement of Assembly Robots,” Precision Engineering - Journal of ASPE, Vol. 14, No. 3, 1992, pp.168-175.

Ji, Z. and M. C. Leu, “Inverse Kinematics of Calibrated Industrial Robots,” Journal of Robotic Systems, Vol. 7, No. 5, Oct. 1990, pp. 675-687.

Ji, Z. and M. C. Leu, “Design of Optical Triangulation Devices,” Optics and Laser Technology, Vol. 21, No.5, 1989, pp. 335-338.

Ji, Z. and B. Roth, “Direct Computation of Grasping Force for Three-Finger Tip-Prehension Grasps,” ASME Journal of Mechanisms, Transmissions, And Automation in Design, Vol. 110, No. 4, 1988, pp. 405-413.

Ji, Z. and B. Roth, “Planning for Three-Finger Tip-Prehension Grasps,” International Journal of Machine Tools and Manufacture, Vol.28, No.3, 1988, pp. 251-262.