1. Los Alamos National Lab. (LANL), Los Alamos, NM (United States)
2. Brookhaven National Lab. (BNL), Upton, NY (United States)
3. Washington Univ., St. Louis, MO (United States)
4. Univ. of Washington, Seattle, WA (United States)
5. Univ. of Oklahoma, Norman, OK (United States)
6. Argonne National Lab. (ANL), Argonne, IL (United States)
7. Univ. of the Azores, Ponta Delgada (Portugal)