1 (115) | Oak Ridge National Laboratory | USA | ![]() | |
2 (171) | Argonne National Laboratory | USA | ![]() | |
3 (194) | Sandia National Laboratories, New Mexico | USA | ![]() | |
4 (211) | National Renewable Energy Laboratory | USA | ![]() | |
5 (313) | U.S. Army * | USA | ![]() | |
6 (397) | National Research Council Canada * | CAN | ![]() | |