Affiliation: | 1. Department of Physics, Capital Normal University, Beijing 100037, PR China;2. Department of Physics, The University of Hong Kong, Pokfulam Road, Hong Kong;3. Department of Physics, Nanjing University, Nanjing 210093, PR China;1. IFIMUP and IN-Institute of Nanoscience and Nanotechnology, Department of Physics and Astronomy, Faculty of Sciences, University of Porto, Porto, Portugal;2. CFNUL, University of Lisbon, Lisbon, Portugal;1. Department of Physics, Birla Institute of Technology, Mesra, Ranchi, 835215, Jharkhand, India;2. Institute of Low Temperature and Structure Research, Polish Academy of Sciences, P.O. Box 1410, 50–950, Wroclaw 2, Poland;1. Superconducting Properties Unit, National Institute for Materials Science, 1-1 Namiki, Tsukuba, Ibaraki 305-0044, Japan;2. Department of Chemistry, Graduate School of Science, Hokkaido University, Sapporo, Hokkaido 060-0810, Japan;3. International Center for Materials Nanoarchitectonics (MANA), National Institute for Materials Science, 1-1 Namiki, Tsukuba, Ibaraki 305-0044, Japan;4. JST, Transformative Research-Project on Iron Pnictides (TRIP), 1-1 Namiki, Tsukuba, Ibaraki 305-0044, Japan;5. Department of Chemistry, Gakushuin University, 1-5-1 Mejiro, Toshima-ku, Tokyo 171-8588, Japan;6. Department of Physics and Astronomy, University of Kentucky, CP 177, Lexington, KY 40506-0055, USA;1. Departamento de Física Aplicada I, Escuela Técnica Superior de Ingeniería, Universidad del País Vasco UPV/EHU, Alameda Urquijo s/n, 48013 Bilbao, Spain;2. Department of Physics, University of Warwick, Coventry CV4 7AL, UK |