1. Max-Planck Institute of Microstructure Physics, 06120 Halle (Saale), Germany
2. Max Planck Institute for Chemical Physics of Solids, 00187 Dresden, Germany
3. Department of Physics, University of South Florida, Tampa, Florida 33620, United States
4. Department of Physics, Loughborough University, Leicestershire LE11 3TU, United Kingdom
5. Dresden University of Technology, 01602 Dresden, Germany
6. Dresden High Magnetic Field Laboratory (HLD-EMFL), Helmholtz-Zentrum Dresden-Rossendorf, 01328 Dresden, Germany
7. Institute of Physics, Chinese Academy of Science, Beijing 100190, China