1. Department of Chemical Engineering, Stanford University, Stanford, California 94305, United States
2. SUNCAT Center for Interface Science and Catalysis, SLAC National Accelerator Laboratory, Menlo Park, California 94025, United States
3. Department of Chemistry, Stanford University, Stanford, California 94305, United States
4. Department of Materials Science and Engineering, Stanford University, Stanford, California 94305, United States
5. Advanced Light Source, Lawrence Berkeley National Laboratory, 1 Cyclotron Road, Berkeley, California 94720, United States
6. Molecular Biophysics and Integrated Bioimaging Division, Lawrence Berkeley National Laboratory, 1 Cyclotron Road, Berkeley, California 94720, United States
7. Stanford Synchrotron Radiation Lightsource, SLAC National Accelerator Laboratory, Menlo Park, California 94025, United States