Institution: | 1. Department Physik, Universität Paderborn, Warburger Str. 100, 33098 Paderborn, Germany;2. Edward L. Ginzton Laboratory, Stanford University, Stanford, CA 94305-4088, United States;3. National Institute of Informatics, 2-1-2 Hitotsubashi, Chiyoda-ku, Tokyo 101-8430, Japan;4. Korea Advanced Institute of Science and Technology, 291 Daehak-ro, Yuseong-gu, Daejon 305-701, Republic of Korea |