1. Institute for Solid State PhysicsLeibniz University Hannover Appelstrasse 2 Hannover 30167 Germany
2. Laboratory of Nano and Quantum Engineering (LNQE)Leibniz University Hannover Schneiderberg 39 Hannover 30167 Germany
3. Institute for Theoretical ChemistryUniversity of Stuttgart Pfaffenwaldring 55 Stuttgart 70569 Germany
4. International Iberian Nanotechnology Laboratory (INL) Av. Mestre Jose Veiga Braga 4715‐330 Portugal
5. Institute of Physical Chemistry and ElectrochemistryLeibniz University Hannover Callinstrasse 3a Hannover 30167 Germany