Measurement of the negative muon anomalous magnetic moment to 0.7 ppm

被引:630
作者
Bennett, GW [1 ]
Bousquet, B
Brown, HN
Bunce, G
Carey, RM
Cushman, P
Danby, GT
Debevec, PT
Deile, M
Deng, H
Dhawan, SK
Druzhinin, VP
Duong, L
Farley, FJM
Fedotovich, GV
Gray, FE
Grigoriev, D
Grosse-Perdekamp, M
Grossmann, A
Hare, MF
Hertzog, DW
Huang, X
Hughes, VW
Iwasaki, M
Jungmann, K
Kawall, D
Khazin, BI
Krienen, F
Kronkvist, I
Lam, A
Larsen, R
Lee, YY
Logashenko, I
McNabb, R
Meng, W
Miller, JP
Morse, WM
Nikas, D
Onderwater, CJG
Orlov, Y
Ozben, CS
Paley, JM
Peng, Q
Polly, CC
Pretz, J
Prigl, R
Putlitz, GZ
Qian, T
Redin, SI
Rind, O
机构
[1] Brookhaven Natl Lab, Upton, NY 11973 USA
[2] Boston Univ, Dept Phys, Boston, MA 02215 USA
[3] Budker Inst Nucl Phys, Novosibirsk 630090, Russia
[4] Cornell Univ, Newman Lab, Ithaca, NY 14853 USA
[5] Univ Groningen, Kernfys Versneller Inst, NL-9747 AA Groningen, Netherlands
[6] Univ Heidelberg, Inst Phys, D-69120 Heidelberg, Germany
[7] Univ Illinois, Dept Phys, Urbana, IL 61801 USA
[8] KEK, High Energy Accelerator Res Org, Tsukuba, Ibaraki 3050801, Japan
[9] Univ Minnesota, Dept Phys, Minneapolis, MN 55455 USA
[10] Tokyo Inst Technol, Tokyo 152, Japan
[11] Yale Univ, Dept Phys, New Haven, CT 06520 USA
基金
美国国家科学基金会;
关键词
D O I
10.1103/PhysRevLett.92.161802
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The anomalous magnetic moment of the negative muon has been measured to a precision of 0.7 ppm (ppm) at the Brookhaven Alternating Gradient Synchrotron. This result is based on data collected in 2001, and is over an order of magnitude more precise than the previous measurement for the negative muon. The result a(mu)(-)=11 659 214(8)(3)x10(-10) (0.7 ppm), where the first uncertainty is statistical and the second is systematic, is consistent with previous measurements of the anomaly for the positive and the negative muon. The average of the measurements of the muon anomaly is a(mu)(exp)=11 659 208(6)x10(-10) (0.5 ppm).
引用
收藏
页码:161802 / 1
页数:5
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