A metasurface-plus-fewer-layers mirror achieves required reflectivity for GW detectors while reducing TiO2:Ta2O5 thickness by more than 3x.
Akutsu and the Scientific KAGRA Collaboration, ”KAGRA: 2.5 generation interferometric gravitational wave detector,” Nat
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Designing a low-loss high reflectivity mirror for gravitational waves detectors by combining a dielectric metasurface and a multilayer stack
A metasurface-plus-fewer-layers mirror achieves required reflectivity for GW detectors while reducing TiO2:Ta2O5 thickness by more than 3x.