Development and test of an absorption bench to characterize the KAGRA mirrors - R&D status report

Document #:

JGW-G1706346-v1

Document type:

G

Submitted by:

Manuel Marchio

Updated by:

Manuel Marchio

Document Created:

16 Mar 2017, 17:31

Contents Revised:

16 Mar 2017, 17:31

DB Info Revised:

16 Mar 2017, 17:31

Abstract:

As a R&D activity for KAGRA, we are working on crystalline coatings to reduce brownian noise. We tested some AlGaAs coated samples at LMA and we are setting an experiment at NAOJ to measure the optical absorption with higher precision, and to make maps of the surface.

Files in Document:

• talk_jps2017_manuel.odp (20.7 MB)
• talk_jps2017_manuel_2.pdf (9.6 MB)

Topics:

• Detector:Optics
• Activity:R&D

Authors:

• Raffaele Flaminio
• Manuel Marchio
• Daisuke Tatsumi

Keywords:

Crystalline coating