1. Rutgers University, United States
2. University College London and University of Naples Federico II, United Kingdom
3. University of Chicago, United States
4. University College London, United Kingdom
5. Argonne National Laboratory, United States
6. NVIDIA Corporation, United States
7. Brookhaven National Laboratory, Rutgers University, United States
8. Leibniz Supercomputing Centre, Germany
9. Argonne National Lab and University of Chicago, USA
10. Brookhaven National Laboratory, United States
11. University of Illinois at Urbana Champaign, United States
12. Oak Ridge National Laboratory, United States