1. ICFO – Institut de Ciencies Fotoniques
2. The Barcelona Institute of Science and Technology
3. Barcelona
4. Spain
5. School of Materials and Energy
6. National Energy Technology Laboratory
7. United States Department of Energy
8. Pittsburgh
9. USA
10. Department of Physics and the Quantum Theory Project
11. University of Florida
12. Gainesville
13. Department of Physics and Astronomy and Department of Electrical Engineering and Computer Science
14. Vanderbilt University
15. Nashville
16. ICREA – Institució Catalana de Recerca i Estudis Avançats