Erratum: Hans, A.; Schmidt, P.; Ozga, C.; Hartmann, G.; Holzapfel, X.; Ehresmann, A.; Knie, A. Extreme Ultraviolet to Visible Dispersed Single Photon Detection for Highly Sensitive Sensing of Fundamental Processes in Diverse Samples. Materials 2018, 11, 869 - Hans, Andreas; Schmidt, Philipp; Ozga, Christian; Hartmann, Gregor; Holzapfel, Xaver; Ehresmann, Arno; Knie, André (Materials (1996-1944), 2019)