1. Leibniz Institute of Photonic Technology, Jena 07745, Germany
2. Friedrich Schiller University, Institute for Physical
Chemistry, Jena 07743, Germany
3. Friedrich Schiller University, Abbe Centre of Photonics, Jena 07745, Germany
4. Center
for Infectious Diseases and Infection Control, Jena University Hospital, Jena 07743, Germany