Institution: | 1. Department of Chemistry, Bielefeld University, Universit?tsstra?e 25, 33615 Bielefeld (Germany);2. Department of Aerospace and Mechanical Engineering, University of Southern California, Los Angeles, CA 90089 (USA);3. Department of Physics, Bielefeld University, Universit?tsstra?e 25, 33615 Bielefeld (Germany) |