Collectively Enhanced Giant Circular Dichroism of Germanium Nanohelix Square Lattice Arrays - Ellrott, Günter; Beck, Paul; Sultanov, Vitaliy; Rothau, Sergej; Lindlein, Norbert; Chekhova, Maria; Krstić, Vojislav (Friedrich-Alexander-Universität Erlangen-Nürnberg, 2023)