1. Christian Doppler Laboratory for Nanoscale Methods in Biophysics, Johannes Kepler University of Linz, Gruberstrasse 40, 4020 Linz, Austria
2. Biophysics Institute, Johannes Kepler University of Linz, Gruberstrasse 40, 4020 Linz, Austria
3. METAS, National Metrology Institute of Switzerland, Lindenweg 50, 3003 Bern-Wabern, Switzerland
4. MC2 technologies, 5 rue du Colibri, 59650 Villeneuve D'ascq, France
5. Institute for Communications Engineering and RF-Systems, Johannes Kepler University, Altenberger Str. 69, 4040 Linz, Austria
6. Vienna University of Technology, Institute for Solid State Electronics, Floragasse 7, 1040 Vienna, Austria
7. Keysight Technologies Austria, Measurement Research Lab, Gruberstrasse 40, 4020 Linz, Austria