KAGRA Main Interferometer Design Document

Document #:

JGW-T1200913-v6

Document type:

T

Submitted by:

Yoichi Aso

Updated by:

Yoichi Aso

Document Created:

18 Mar 2012, 11:54

Contents Revised:

19 Feb 2014, 06:41

DB Info Revised:

19 Feb 2014, 06:42

Abstract:

The master design document for MIF.

The latest version is maintained in the KAGRA svn. Please download the latest version from
https://granite.phys.s.u-tokyo.ac.jp/svn/LCGT/trunk/mif/doc/DesignDocument/MIF_Design.pdf

Files in Document:

• MIF_Design.pdf (10.2 MB)

Topics:

• Management:Others
• Detector:Interferometer
• Detector:Interferometer Sensing and Control:Length Sensing and Control
• Detector:Interferometer Sensing and Control
• Activity:KAGRA
• Detector:Interferometer Sensing and Control:Alignment Sensing and control

Authors:

• Yoichi Aso
• Yuta Michimura
• Kentaro Somiya

Keywords:

MIF LSC ASC Lock Acquisition Optical Layout

Notes and Changes:

Updated scattered light noise requirements to properly include the effect of feedback to the aux DOFs. Also the PRC, SRC parameters are updated to the latest ones.

Referenced by:

• JGW-T1503453: Actuator Noise Modeling Report
• JGW-T1707565: Asymmetry in Transmissivity of bKAGRA ITMs
• JGW-E1605035: VIS Document and Drawing Tree (BS)
• JGW-T1809214: Requirement on Displacement Noise of Each MIF Mirror (bKAGRA sensitivity v201708)
• JGW-E1605517: MIF Documents and Drawings Tree
• JGW-T1910341: Frequency and Intensity Noise Coupling with Finesse Asymmetry
• JGW-T1910352: On the effect of arm cavity finesse asymmetry to O3 sensitivity
• JGW-T2011755: Estimated sensitivity for auxiliary degrees of freedom of the KAGRA interferometer