Istituto Nazionale di Fisica Nucleare, Sezione di Perugia, Perugia, Italy.

Centre for Medical Radiation Physics, University of Wollongong, Wollongong NSW 2522, Australia.

Laboratory of Quantum Optics, Univerza v Novi Gorici, SI-5270 Ajdovščina, Slovenija.

Department of Information Engineering, Electronics and Telecommunications, Sapienza Università di Roma, 00184 Roma, Italy.

Istituto Nazionale di Fisica Nucleare, Sezione di Perugia, 06123 Perugia, Italy.

CNR Istituto Officina dei Materiali (IOM), 06123 Perugia, Italy.

ESA European Space Research & Technology Centre, 2200 AG Noordwijk, The Netherlands.

Centre for Cosmology, Particle Physics and Phenomenology, Université catholique de Louvain, B-1348 Louvain-la-Neuve, Belgium.

Instituto de Física Corpuscular, E-46980 Paterna, Spain.

School of Physics, University of Wollongong, Wollongong, Australia.

Australian Nuclear Science and Technology Organisation, Sydney, NSW 2234, Australia.

School of Physics, University of Wollongong, Wollongong, Australia.

Space Technology and Industry Institute, Swinburne University of Technology, Melbourne, Australia.

Professional University of Information and Management for Innovation, iUniversity, Tokyo, Japan.
