1. Institute of Physical Chemistry and Electrochemistry, Leibniz Universität Hannover, Callinstraße 3A, 30167 Hannover, Germany
2. Cluster of Excellence PhoenixD (Photonics, Optics, Engineering—Innovation Across Disciplines), 30167 Hannover, Germany
3. Laboratory of Nano and Quantum Engineering, Leibniz Universität Hannover, Schneiderberg 39, 30167 Hannover, Germany