1. National Research Centre Kurchatov Institute 123182 Moscow Russia
2. Department of Physics Lomonosov Moscow State University 119991 Moscow Russia
3. Moscow Institute of Physics and Technology National Research University 141701 Dolgoprudny Moscow Region Russia
4. Consiglio Nazionale delle Ricerche Institute of Materials for Electronics and Magnetism (CNR-IMEM) Parco Area delle Scienze 37A 43124 Parma Italy
5. Department of Applied Science and Technology (DISAT) Politecnico di Torino Corso Duca degli Abruzzi 24 10129 Torino Italy