Estimate of force coupling between charged optic face and optic cage

Document #:

LIGO-G1401179-v2

Document type:

G - Presentations (eg Graphics)

Abstract:

simple matlab calc of the force and dForce/dx caused by uniform charge on optic face and the image charge in the metal cage near the optic

Files in Document:

• G1401179-charged_optic_faceB.pdf (12.2 MB)

Other Files:

• G1401179-charged_optic_face.key (4.9 MB)

Topics:

• Seismic Isolation
• Suspensions
• Basic R&D
• Core Optics
• Modelling

Authors:

• Brian Lantz

Keywords:

SUS charge image optic coupling

Notes and Changes:

Den did a quick measurement at LLO on Sept 30, 2014. At that time he says that the coupling is small enough to not be seen. LLO log entry 14869
https://alog.ligo-la.caltech.edu/aLOG/index.php?callRep=14869

Related Documents:

• LIGO-T080214: Simple Calculations for Charge Noise for Advanced LIGO
• LIGO-D060454: ADVANCED LIGO, SUS, QUAD LOWER STRUCTURE