1. Pacific Northwest National Lab. (PNNL), Richland, WA (United States); Univ. of Washington, Seattle, WA (United States)
2. Univ. of Tennessee, Knoxville, TN (United States); Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States)
3. Argonne National Lab. (ANL), Argonne, IL (United States)
4. Univ. of Iowa, Iowa City, IA (United States)
5. Northwestern Univ., Evanston, IL (United States)
6. Johns Hopkins Univ., Baltimore, MD (United States)
7. Pacific Northwest National Lab. (PNNL), Richland, WA (United States)
8. Cornell Univ., Ithaca, NY (United States)
9. Univ. of California, Berkeley, CA (United States)
10. Columbia Univ., New York, NY (United States)
11. Univ. of California, Los Angeles, CA (United States)
12. Univ. of Limerick (Ireland)
13. Univ. of Chicago, IL (United States)
14. Univ. of Texas, Dallas, TX (United States)
15. Dept. of Energy (DOE), Washington DC (United States). Office of Science. Basic Energy Sciences. Materials Sciences and Engineering
16. Dept. of Energy (DOE), Washington DC (United States). Office of Science. Basic Energy Sciences. Scientific User Facilities
17. Dept. of Energy (DOE), Washington DC (United States). Office of Science. Basic Energy Sciences. Chemical Sciences, Geosciences, and Biosciences
18. Dept. of Energy (DOE), Washington DC (United States). Office of Science. Basic Energy Sciences