1. Stanford Synchrotron Radiation Lightsource (SSRL), 2575 Sand Hill Road, SLAC MS 69, Menlo Park, California 94025, Department of Chemistry and Biochemistry, California State University East Bay, 25800 Carlos Bee Boulevard, Hayward, California 94542, Moss Landing Marine Laboratories, 8272 Moss Landing Road, Moss Landing, California 95039, and Institute for High Energy Physics, Beijing, China