1. Multi-Scale Robotics Lab (MSRL), Institute of Robotics & Intelligent Systems (IRIS), ETH Zürich, Zürich 8092, Switzerland
2. Scientific Center for Optical and Electron
Microscopy (ScopeM), ETH Zürich, Zürich 8093, Switzerland
3. Department of Spintronics and Nanoelectronics, Institute of Physics ASCR, v.v.i., Cukrovarnická 10, 162 53 Praha 6, Czech Republic