1. Department of Civil and Environmental Engineering, Stanford University, Stanford, California 94305, United States
2. Department of Chemical Engineering, Stanford University, Stanford, California 94305, United States
3. Stanford Synchrotron Radiation Lightsource, SLAC National Accelerator Laboratory, Menlo Park, California 94025, United States
4. Georgia Tech Shenzhen Institute, Tianjin University, Shenzhen, Guangdong 518055, China