With recognitions in textbooks by Meriam-Kraige, Inman, S.S. Rao, Serway-Jewett, Christman, Resnick, Halliday, Walker, Estevez, Steidel, Riley, Honeyk, Gnadig, ...

Editorial Board Physics and Technology Quest, Member American Academy of Mechanics

Solar escape velocity from a space station at 2.26 radii earth altitude, 9.42 km/s

Member American Academy of Mechanics

Visitor, M.I.T.-Massachusetts Institute of Technology, U.C. Berkeley, Stanford University, Cambridge University, Caltech, California Polytechnic State University-San Luis Obispo, University of Virginia, Virginia Tech

Cited in widely recommended (as main reference) textbooks on Physics, Statics, Dynamics, Engineering Vibration