1. Department of Quantum Matter, AdSE, Hiroshima University, Higashi-Hiroshima, Hiroshima 739-8530, Japan
2. FZU Institute of Physics, Czech Academy of Sciences, Na Slovance 2, 182 21 Prague, Czech Republic
3. Hochfeld-Magnetlabor Dresden (HLD-EMFL) and Würzburg-Dresden Cluster of Excellence ct.qmat, Helmholtz–Zentrum Dresden–Rossendorf, 01328 Dresden, Germany