Affiliation: | 1. National Superconducting Cyclotron Laboratory, Michigan State University, East Lansing, MI 48824, USA;2. Department of Physics and Astronomy, Michigan State University, East Lansing, MI 48824, USA;3. Lawrence Berkeley National Laboratory, Berkeley, CA 94720, USA;4. Argonne National Laboratory, Argonne, IL 60439, USA;5. Oak Ridge National Laboratory, Oak Ridge, TN 37831, USA;6. Department of Chemistry and Biochemistry, University of Maryland, College Park, MD 20742, USA;7. Department of Physics, The University of Tokyo, Hongo, Bunkyo-ku, Tokyo 113-0033, Japan |