Acknowledgment
We thank the financial support from the Nuclear Energy University
Program managed by the Office of Nuclear Energy at U.S. Department of
Energy (award number DE-NE0008797), the Grants-in-Aid program (John H.
and Colleen Silcox Named Grant in 2021) of American Association of
Petroleum Geologists, and Japan Atomic Energy Agency. The X-ray
scattering data were collected at the X-ray Science Division beamline of
9-ID, a resource of the Advanced Photon Source, a U.S. Department of
Energy (DOE) Office of Science User Facility operated for the DOE Office
of Science by Argonne National Laboratory under Contract No.
DE-AC02-06CH11357. All laboratory-derived data presented in this work
will be placed into a repository managed by Mavs Dataverse of the
University of Texas at Arlington.