| Affiliation: | 1. State Key Laboratory of Heavy Oil, Processing and Department of Materials Science and Engineering, China University of Petroleum, Beijing 102249, P. R China;2. Chemical Sciences and Engineering Division, Argonne National Laboratory, Argonne, Illinois 60439, USA;3. School of Materials Science and Engineering, Beijing Institute of Technology, Beijing 100081, P. R. China;4. Department of Physics, Northern Illinois University, De Kalb, Illinois, 60115, USA;5. X‐ray Science Division, Argonne National Laboratory, Argonne, Illinois, 60439, USA |
