Study of the FCAL II Magnetic Field Shielding using Helmholz Coils

Document #:

GlueX-doc-4166-v5

Document type:

Design Report

Submitted by:

Alexander Somov

Updated by:

Alexander Somov

Document Created:

09 Sep 2019, 17:04

Contents Revised:

05 Apr 2021, 16:45

Metadata Revised:

05 Apr 2021, 16:45

Abstract:

We performed a study of the magnetic shielding of PMTs for the FCAL insert using the Helmholz coils. We measured the magnetic field inside a 3x3 prototype of PMT housings and the PMT response induced by an LED system for different field values

Files in Document:

• fcal_shielding.pdf (1.6 MB)
• fcal_shielding.pptx (1.0 MB)

Topics:

• Detector Hardware

Authors:

• Joshua P Crafts
• Alexander Somov
• Simon Taylor

Keywords:

FCAL insert PMT shielding