1. Department of Chemistry, University of Southern California, Los Angeles, California 90089, United States
2. Department
of Physics and Astronomy, University of Rochester, Rochester, New York 14627, United States
3. Department of Chemistry, University at Buffalo, The State University of New York, Buffalo, New York 14260-3000, United States
4. Bremen
Center for Computational Materials Science, Universität Bremen, Otto-Hahn-Alle 1, 28359 Bremen, Germany