1. Graz Centre for Electron Microscopy, Steyrergasse 17, 8010Graz, Austria
2. Institute for Electron Microscopy and Nanoanalysis, Graz University of Technology, Steyrergasse 17, 8010Graz, Austria
3. Université Paris-Saclay, CNRS, Laboratoire de Physique des Solides, 91405Orsay, France
4. Institute of Physics, University of Graz, Universitätsplatz 5, 8010Graz, Austria