1. National Renewable Energy Lab. (NREL), Golden, CO (United States)
2. US Department of Energy (USDOE), Washington DC (United States)
3. Pacific Northwest National Lab. (PNNL), Richland, WA (United States)
4. Argonne National Lab. (ANL), Argonne, IL (United States)
5. Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)