1. Department of Chemical Engineering, Stanford University, Stanford, California 94305, USA
2. SUNCAT Center for Interface Science and Catalysis, Department of Chemical Engineering, Stanford University, Stanford, California 94305, USA
3. SUNCAT Center for Interface Science and Catalysis, SLAC National Accelerator Laboratory, Menlo Park, California 94025, USA
4. Institute for Integrated Radiation and Nuclear Science, Kyoto University, Osaka 590-0494, Japan
5. Japan Synchrotron Radiation Research Institute, Sayo-cho, Sayo-gun, Hyogo 679-5198, Japan
6. Linac Coherent Light Source, SLAC National Accelerator Laboratory, Menlo Park, California 94025, USA
7. Department of Mechanical Engineering, Stanford University, Stanford, California 94305, USA
8. Stanford Synchrotron Radiation Lightsource, SLAC National Accelerator Laboratory, Menlo Park, California 94025, USA
9. National Institutes for Quantum Science and Technology (QST), Sayo, Hyogo 679-5148, Japan
10. Materials Sciences Division, Lawrence Livermore National Laboratory, Livermore, California 94550, USA