Search for T-violating transverse moon polarization in K+ → π0μ+ν decay using stopped kaons

被引:52
作者
Abe, M [1 ]
Aoki, M
Arai, I
Asano, Y
Baker, T
Blecher, M
Chapman, MD
Dementyev, DV
Depommier, P
Grigorjev, MP
Gumplinger, P
Hasinoff, M
Henderson, R
Horie, K
Hou, WS
Huang, HC
Igarashi, Y
Ikeda, T
Imazato, J
Ivashkin, AP
Kang, JH
Keil, W
Khabibullin, MM
Khotjantsev, AN
Kudenko, YG
Kuno, Y
Lee, JM
Lee, KS
Lim, GY
Macdonald, JA
Marlow, DR
Mindas, CR
Mineev, OV
Rangacharyulu, C
Sahu, SK
Sekikawa, S
Shimizu, HM
Shimizu, S
Shin, YH
Shin, YM
Sim, KS
Suzuki, A
Tashiro, T
Watanabe, A
Wright, DH
Yokoi, T
机构
[1] Univ Tsukuba, Inst Appl Phys, Tsukuba, Ibaraki 3050006, Japan
[2] KEK, High Energy Accelerator Res Org, IPNS, Tsukuba, Ibaraki 3050801, Japan
[3] Univ Tsukuba, Inst Phys, Tsukuba, Ibaraki 3050006, Japan
[4] Univ Saskatchewan, Dept Phys, Saskatoon, SK S7N 5E2, Canada
[5] Virginia Polytech Inst & State Univ, Dept Phys, Blacksburg, VA 24061 USA
[6] Russian Acad Sci, Inst Nucl Res, Moscow 117312, Russia
[7] Univ Montreal, Phys Nucl Lab, Montreal, PQ H3C 3J7, Canada
[8] Univ British Columbia, Dept Phys & Astron, Vancouver, BC V6T 1Z1, Canada
[9] TRIUMF, Vancouver, BC V6T 2A3, Canada
[10] Natl Taiwan Univ, Dept Phys, Taipei 106, Taiwan
[11] Yonsei Univ, Dept Phys, Seoul 120749, South Korea
[12] Korea Univ, Dept Phys, Seoul 136701, South Korea
[13] Osaka Univ, Dept Phys, Osaka 5600043, Japan
[14] Tokyo Inst Technol, Dept Appl Phys, Tokyo 1520033, Japan
[15] Univ Tokyo, Dept Phys, Tokyo 1130033, Japan
[16] Princeton Univ, Dept Phys, Princeton, NJ 08544 USA
关键词
D O I
10.1103/PhysRevLett.83.4253
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
An improved search for a T-violating transverse muon polarization (P-T) in K+ --> pi(0)mu(+)nu decay was performed using kaon decays at rest. By means of this method, PT was extracted with small systematic errors, P-T = -0.0042 +/- 0.0049(stat) +/- 0.0009(syst), and the T-violation parameter was determined to he Im xi = -0.013 +/- 0.016(stat) +/- 0.003(syst).
引用
收藏
页码:4253 / 4256
页数:4
相关论文
共 23 条
[11]   NON-STANDARD-MODEL CP VIOLATION IN K-MU-3 DECAYS AS A METHOD OF PROBING FOR NEW PHYSICS [J].
GARISTO, R ;
KANE, G .
PHYSICAL REVIEW D, 1991, 44 (07) :2038-2049
[12]   High-precision magnetic field mapping with a three-dimensional Hall probe for a T-violation experiment in Kμ3 decay [J].
Ikeda, T ;
Chapman, MD ;
Igarashi, Y ;
Imazato, J ;
Lee, JM ;
Khabibullin, MM ;
Mineev, OV ;
Shimizu, HM ;
Shimizu, S ;
Suzuki, A ;
Watanabe, A ;
Yokoi, TK .
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 1997, 401 (2-3) :243-262
[13]   Scintillation ring hodoscope with WLS fiber readout [J].
Ivashkin, AP ;
Kudenko, YG ;
Mineev, OV ;
Imazato, J .
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 1997, 394 (03) :321-331
[14]  
IVASHKIN AP, 1998, THESIS I NUCL RES
[15]   Time reversal violation in K+->mu(+)nu gamma decay and three Higgs model [J].
Kobayashi, M ;
Lin, TT ;
Okada, Y .
PROGRESS OF THEORETICAL PHYSICS, 1996, 95 (02) :361-374
[16]  
LYUBOSHITS VL, 1980, SOV J NUCL PHYS+, V32, P362
[17]  
MINDAS CR, 1998, THESIS PRINCETON U
[18]   SEARCH FOR THE VIOLATION OF TIME-REVERSAL INVARIANCE IN K-MU3-(0) DECAYS [J].
MORSE, WM ;
LEIPUNER, LB ;
LARSEN, RC ;
SCHMIDT, MP ;
BLATT, SR ;
CAMPBELL, MK ;
GRANNAN, DM ;
LAUTERBACH, MJ ;
KASHA, H ;
ADAIR, RK .
PHYSICAL REVIEW D, 1980, 21 (07) :1750-1766
[19]   K-MU-3 DECAY - TESTS FOR TIME REVERSAL AND THE 2-COMPONENT THEORY [J].
SAKURAI, JJ .
PHYSICAL REVIEW, 1958, 109 (03) :980-983
[20]   SEARCH FOR RIGHT-HANDED CURRENTS BY MEANS OF MUON SPIN ROTATION [J].
STOKER, DP ;
BALKE, B ;
CARR, J ;
GIDAL, G ;
JODIDIO, A ;
SHINSKY, KA ;
STEINER, HM ;
STROVINK, M ;
TRIPP, RD ;
GOBBI, B ;
ORAM, CJ .
PHYSICAL REVIEW LETTERS, 1985, 54 (17) :1887-1890