A new paper about characterization of core optics in GW-detectors published

Characterization of Core Optics in Gravitational-Wave Detectors: Case Study of KAGRA Sapphire Mirrors

Eiichi Hirose, GariLynn Billingsley, Liyuan Zhang, Hiroaki Yamamoto, Laurent Pinard, Christoph Michel, Danièle Forest, Bill Reichman, and Mark Gross Phys. Rev. Applied 14, 014021 – Published 8 July 2020

https://journals.aps.org/prapplied/abstract/10.1103/PhysRevApplied.14.014021