CERN Accelerating science

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Report number arXiv:1309.7638 ; DAMPE-2013-001
Title Magnetic shield of PMT used in DAMPE electromagnetic calorimeter
Author(s) Wang, Peilong (CUST, SKLPDE) ; Zhang, Yunlong (CUST, SKLPDE) ; Wang, Xiaolian (CUST, SKLPDE) ; Xu, Zizong (CUST, SKLPDE)
Publication 2014
Imprint 29 Sep 2013
Number of pages 4
Note Comments: 4 pages, 6 figures, accepted by Chinese Physics C
In: Chin.Phys. C 38 (2014) 086002
DOI 10.1088/1674-1137/38/8/086002
Subject category Detectors and Experimental Techniques
Accelerator/Facility, Experiment DAMPE RE29
Abstract The magnetic characteristics of photomultiplier tube R5610A-01 are studied in this paper. The experimental data shows that the gain of R5610A-01 loses about 53% when the magnetic field is 3G along its +X axis. A cylinder of one-layer permalloy strip is able to reduce the effect of 3G magnetic field on the PMT's gain to less than 1%. A cylinder of two-layer permalloy is finally used to shield the PMT from the outside field.
Copyright/License arXiv nonexclusive-distrib. 1.0

Corresponding record in: Inspire


 Record created 2013-10-01, last modified 2021-05-03


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