1. Universitat de Barcelona
2. 08028 Barcelona
3. Spain
4. Nano-Bio Spectroscopy Group and ETSF Scientific Development Centre
5. Department of Materials Physics
6. University of the Basque Country
7. CFM CSIC-UPV/EHU-MPC and DIPC
8. E-20018 Donostia-San Sebastián
9. Lawrence Livermore National Laboratory
10. Livermore
11. USA
12. Institut für Physik
13. Martin-Luther-Universität Halle-Wittenberg
14. D-06099 Halle
15. Germany
16. Institut Lumière Matière
17. CFísUC
18. Department of Physics
19. University of Coimbra
20. 3004-516 Coimbra
21. Portugal
22. University of Liège
23. Liège
24. Belgium
25. Stewart Computational Chemistry
26. Colorado Springs