1. Research Institute for Energy Conservation, National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba, Ibaraki 305-8585, Japan
2. Global Zero Emission Research Center, National Institute of Advanced Industrial Science and Technology (AIST), Tsukuba, Ibaraki 305-8589, Japan
3. AIST-UTokyo Advanced Operando Measurement Technology Open Innovation Laboratory (Operando OIL), Kashiwa, Chiba 277-8565, Japan
4. Institute for Solid State Physics (ISSP), The University of Tokyo, Kashiwa, Chiba 277-8581, Japan
5. Synchrotron Radiation Research Organization (SRRO), The University of Tokyo, Sayo, Hyogo 679-5148, Japan