Affiliation: | S.I.S.S.A., Via Beirut 2–4, 34013 Trieste, Italy;Transilvania University of Brasov, Romania;Dipartimento di Scienza dei Materiali & Solar Energy Research Center MIB-SOLAR, Università di Milano-Bicocca, I-20125 Milano, Italy;ShangGang Group, 70 Huntington Road, Apartment 11, New Haven, CT 06512, USA;Instituto de Ciencias Matemáticas, ICMAT, C/ Nicolás Cabrera, no 13–15, Campus Cantoblanco, UAM, 28049 Madrid, Spain;Department of Physics, Kitasato University, Sagamihara 252-0373, Japan |