RA1/4diger Quay was born in KAln, Germany, in 1971. He studied physics and economics at the University of Bonn and the RWTH Aachen, where he received his "Diplom" in physics in 1997. In summer 1996 he held a visiting research position at Los Alamos National Laboratory, New Mexico, USA, for his master's thesis. In 1999, he was a visiting researcher at the Beckman Institute, University of Illinois, Urbana Champaign. In 2001 he received the doctoral degree in technical sciences with honors from the Technische UniversitAt Wien, Austria. He has published more than 30 refereed publications and he is...