1. Department of Materials and Earth Sciences, Electronic Structure of Materials, Technische Universität Darmstadt, Otto-Berndt-Straße 3, 64287 Darmstadt, Germany
2. Institut de Ciencia de Materials de Barcelona, ICMAB-CSIC, 08193 Barcelona, Spain
3. High Magnetic Field Lab, Hefei Institutes of Physical Science, Chinese Academy of Sciences (CAS), Hefei 230031, China
4. Electronic Ceramics, Jozef Stefan Institute, Jamova 39, 1000 Ljubljana, Slovenia