Ultra-low noise meta-mirrors with optical losses below 500 ppmJohannes Dickmann, Liam Shelling Neto, Mika Gaedtke, Steffen Sauer, Daniele Nicolodi, Uwe Sterr and Stefanie KrokerEPJ Web Conf., 287 (2023) 04019DOI: https://doi.org/10.1051/epjconf/202328704019