A Rocking/Rolling Half-Disk Vibratory System

Jeffrey Hayen joined the faculty in the MMET Department at the Oregon Institute of Technology (OIT) in 2011. Before arriving at OIT, Jeffrey served as a Professor of Engineering, Mathematics, and Physics at Southwestern Oregon Community College for 16 years. Prior to that experience, he worked in the aerospace industry as a thermodynamicist and propellant analyst for high-performance upper-stage rockets at the Space Systems Division of the General Dynamics Corporation. He also has conducted research concerning structural dynamics and control for the Kajima Corporation of Japan, and he currently provides technical analyses and performs computational simulations for the United Launch Alliance in Denver. Jeffrey earned his B.S. and M.S. degrees in Mechanical Engineering from San Diego State University, and his Ph.D. degree in Applied Mechanics and Physics from the California Institute of Technology.