Affiliation: | 1. Department of Physics, National Technical University of Athens, GR15780 Athens, Greece;2. Department of Physics, University of Athens, Athens, Greece;3. Laboratory for Solid State Physics, ETH Zurich, 8093 Zurich, Switzerland;1. Department of Physics, Sapienza University of Rome, Roma, Italy;2. Center for the Study of Matter at Extreme Conditions, Florida International University, Miami, USA;3. Department of Physics, Northeastern University, Boston, USA;1. School of Chemical Engineering, Hebei University of Technology, Tianjin 300130, PR China;2. College of Chemistry, Nankai University, Tianjin 300071, PR China;1. Department of Physics, Shivaji University, Kolhapur 416004, India;2. Department of Physics, Rajaram College, Kolhapur 416004, India;1. Departamento de Física, IGCE-Universidade Estadual Paulista – UNESP, C.P. 178, CEP 13500-970 Rio Claro, São Paulo, Brazil;2. Centro Brasileiro de Pesquisas Físicas, Rua Xavier Sigaud 150, CEP 22290-180 Rio de Janeiro-RJ, Brazil;3. Departamento de Física, Universidade Federal de São Carlos, C.P. 676, CEP 13560-970 São Carlos, São Paulo, Brazil;4. Instituto de Física, Universidade Federal Fluminense, Campus da Praia Vermelha, CEP 24210-340 Niterói, Rio de Janeiro, Brazil;1. Physics Department, University of Gujrat, Gujrat, Pakistan;2. Sustainable Energy Technologies Center, College of Engineering, King Saud University, PO-Box 800, Riyadh 11421, Saudi Arabia;3. Physics Department, Bahauddin Zakariya University, Multan, Pakistan;4. Spintronics Laboratory, Physics Department, International Islamic University, Islamabad, Pakistan;5. Physics Department, Hazara University, Mansehra, Pakistan;1. Department of Physics, Center for Optoelectronics Materials and Devices, Zhejiang Sci-Tech University, Hangzhou, 310018, PR China;2. State Key Laboratory of Information Photonics & Optical Communication, Beijing University of Posts and Telecommunications, Beijing 100876, PR China |