1. Advanced Light Source, Lawrence Berkeley National Laboratory, 1 Cyclotron Road, Berkeley, California 94720, USA
2. Jiangsu Key Laboratory for Carbon-Based Functional Materials & Devices, Institute of Functional Nano & Soft Materials (FUNSOM), Joint International Research Laboratory of Carbon-Based Functional Materials and Devices, Soochow University, Suzhou 215123, Jiangsu, China
3. Center for X-Ray Optic, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
4. Energy Geoscience Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA
5. Engineering Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA