Irsen, Stephan Electron Microscopy and Analytics, Center of Advanced European Studies and Research (caesar), Max Planck Society;
https://www.osapublishing.org/ol/abstract.cfm?uri=ol-44-8-2105 (Zusammenfassung)
Praemassing, M., Leuteritz, T., Schill, H. J., Fassbender, A., Irsen, S., & Linden, S. (2019). Freestanding metasurfaces for optical frequencies. Optics Letters, 44(8), 2105-2108. doi:10.1364/OL.44.002105.