Dr. Frank Vewinger
Institute of Applied Physics
University of Bonn
Wegelerstr. 8
D-53115 Bonn
office: 105a
office phone: +49 228 73-3475
lab: 025
lab phone: +49 228 73-3283
Fax: +49 228 73-3474
E-mail: vewinger@iap.uni-bonn.de