External Ph.D. Examiner, Swiss Federal Institute of Technology (ETH), Zurich, Switzerland; Aalto University, Aalto, Finland; Chuo University (Engineering), Tokyo, Japan, Tohoku University (Engineering), Sendai, Japan
Geffrub (Gesellschaft von Freunden und Forderern der Rheinischen Friedrich-Wilhelms-Universitaet zu Bonn e.V.) Prize for the best doctoral dissertation, University of Bonn, 1983
Scholarship of DAAD (German Academic Exchange Service), 1978-1979. I was eligible to receive a scholarship for another year; however, I resigned due to my employment as a research associate at the University of Bonn.