1. Massachusetts Institute of Technology, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, United States
2. Advanced
Photon Source, Argonne National Laboratory, 9700 Cass Avenue, Lemont, Illinois 60439, United States
3. Colorado School of Mines, 1500
Illinois Street, Golden, Colorado 80401, United States
4. National Renewable Energy Laboratory, 15013 Denver West Parkway, Golden, Colorado 80401, United States