A method to determine coating’s Young’s modulus from frequency shift of silicon cantilevers

Document #:

LIGO-G1200938-v2

Document type:

G - Presentations (eg Graphics)

Abstract:

The Young's modulus of coatings is needed to precisely calculate their thermal noise, one of KAGRA's limiting factors.
A method to measure it is presented here

Files in Document:

• LVC-Frequency of silicon cantilever of 3 and 19 nanola...pdf (1.7 MB)

Topics:

• Core Optics
• Basic R&D

Author Groups:

• LVC

Keywords:

coatings nanolayers