1. Nanospectroscopy Group Nano‐Institute Munich Department of Physics Ludwig‐Maximilians‐Universität München (LMU) Munich 80539 Germany
2. Center for Computational Materials Science U.S. Naval Research Laboratory Washington D.C. 20375 USA
3. Department of Chemistry Ludwig‐Maximilians‐Universität München (LMU) & Center for NanoScience (CeNS) Munich 81377 Germany
4. Center for Hybrid Organic Inorganic Semiconductors for Energy Golden CO 80401 USA