Radial magnetic field measurements with a Hall probe device in the muon (g-2) storage ring magnet at BNL

被引:10
作者
Redin, SI [1 ]
Ryskulov, NM
Fedotovich, GV
Khazin, BI
Bunce, GM
Danby, GT
Jackson, JW
Morse, WM
Prigl, R
Semertzidis, YK
Efstathiadis, E
Roberts, BL
Grossmann, A
Jungmann, K
Putlitz, GZ
von Walter, P
Dhawan, SK
Farley, FJM
Grosse-Perdekamp, M
Hughes, VW
Kawall, D
机构
[1] Yale Univ, Dept Phys, New Haven, CT 06511 USA
[2] Budker Inst Nucl Phys, Novosibirsk 630090, Russia
[3] Brookhaven Natl Lab, Upton, NY 11973 USA
[4] Boston Univ, Dept Phys, Boston, MA 02215 USA
[5] Univ Heidelberg, Inst Phys, D-69120 Heidelberg, Germany
基金
美国国家科学基金会;
关键词
Hall probe; magnetic field measurement; ultraprecise superferric magnet;
D O I
10.1016/S0168-9002(01)00859-2
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
A Hall probe device has been built to measure the radial component of the magnetic field in the muon (g-2) storage ring at Brookhaven National Laboratory. The ultraprecise (g-2) magnet provides a dominantly vertical magnetic field of about 1.45 T. In order to limit the vertical shift of the muon orbit, the average radial field component should be no more than 5 x 10(-5) of, the vertical field. Our measurements with the Hall probe device achieved an accuracy of 1 x 10(-5). which is one of the most precise measurements with Hall probes. This provides adequate accuracy for shimming and control of the radial field. (C) 2001 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:260 / 268
页数:9
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