1. Institute for Photonics and Nanotechnologies (IFN)—National Research Council (CNR) CSMFO Lab.Fondazione Bruno Kessler (FBK)—Centro Materiali e Microsistemi (CMM) Via alla Cascata 56/C 38123 Trento Italy
2. Physics DepartmentUniversity of Trento Via Sommarive 14 38123 Trento Italy
3. Institute for Photonics and Nanotechnologies (IFN)National Research Council (CNR) Piazza Leonardo da Vinci 32 20133 Milano Italy
4. B-PHOT, Applied Physics & PhotonicsVrije Universiteit Brussel Pleinlaan 2 1050 Brussel Belgium
5. Institute of Low Temperature and Structure ResearchPolish Academy of Sciences 2 Okolna St. 50-422 Wroclaw Poland
6. Dipartimento di Ingegneria Civile Ambientale e Meccanica (DICAM)University of Trento Via Mesiano 77 38123 Trento Italy
7. Department of Civil and Environmental EngineeringUniversity of Strathclyde Glasgow G11XJ UK
8. Istituto di Fisica Applicata Nello Carrara (IFAC)National Research Council (CNR) Via Madonna del Piano 10 50019 Sesto Fiorentino Italy
9. Museo Storico della Fisica e Centro Studi e Ricerche “Enrico Fermi” Piazza del Viminale 1 00184 Roma Italy