1. Electrical and Computer EngineeringInstitute of Semiconductors and MicrosystemsTU Dresden Nöthnitzer Str. 64 a 01187 Dresden Germany
2. Max-Planck-Institute for Chemical Physics of Solids Nöthnitzer Str. 40 01187 Dresden Germany
3. Institute of Solid State Physics RAS 142432 Chernogolovka Moscow District Russia
4. Namlab gGmbH Nöthnitzer Str. 64 a 01187 Dresden Germany
5. National Research University Higher School of Economics 101000 Moscow Russia