Affiliation: | a Keuka College, Keuka Park, NY 14478, USA b Advanced Light Source, Lawrence Berkeley National Laboratory, University of California, Berkeley, CA 94720, USA c Department of Physics, University of Oulu, FIN-90570 Oulu, Finland d Department of Chemistry, University of Bergen, N-5007 Bergen, Norway e Department of Chemistry, Oregon State University, Corvallis, OR 97331-4003, USA |