About the Authors

Thomas S. Ligon

Thomas.Ligon@physik.uni-muenchen.de

Affiliation Faculty of Physics and Center for NanoScience (CeNS), Ludwig-Maximilians-Universität, München, Germany

Carolin Leonhardt

Affiliation Faculty of Physics and Center for NanoScience (CeNS), Ludwig-Maximilians-Universität, München, Germany

Joachim O. Rädler

Affiliation Faculty of Physics and Center for NanoScience (CeNS), Ludwig-Maximilians-Universität, München, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: TL CL. Performed the experiments: TL. Analyzed the data: TL. Contributed reagents/materials/analysis tools: TL. Wrote the paper: TL CL JR.