Search for CP violation in τ→Kπντ decays -: art. no. 111803

被引:35
作者
Bonvicini, G [1 ]
Cinabro, D
Dubrovin, M
McGee, S
Bornheim, A
Lipeles, E
Appas, SP
Shapiro, A
Sun, WM
Weinstein, AJ
Masek, G
Paar, HP
Mahapatra, R
Morrison, RJ
Briere, RA
Chen, GP
Ferguson, T
Tatishvili, G
Vogel, H
Adam, NE
Alexander, JP
Bebek, C
Berkelman, K
Blanc, F
Boisvert, V
Cassel, DG
Drell, PS
Duboscq, JE
Ecklund, KM
Ehrlich, R
Gibbons, L
Gittelman, B
Gray, SW
Hartill, DL
Heltsley, BK
Hsu, L
Jones, CD
Kandaswamy, J
Kreinick, DL
Magerkurth, A
Mahlke-Krüger, H
Meyer, TO
Mistry, NB
Nordberg, E
Palmer, M
Patterson, D
Peterson, D
Pivarski, J
Riley, D
Sadoff, AJ
机构
[1] Wayne State Univ, Detroit, MI 48202 USA
[2] CALTECH, Pasadena, CA 91125 USA
[3] Univ Calif San Diego, La Jolla, CA 92093 USA
[4] Univ Calif Santa Barbara, Santa Barbara, CA 93106 USA
[5] Carnegie Mellon Univ, Pittsburgh, PA 15213 USA
[6] Cornell Univ, Ithaca, NY 14853 USA
[7] Univ Florida, Gainesville, FL 32611 USA
[8] Harvard Univ, Cambridge, MA 02138 USA
[9] Univ Illinois, Urbana, IL 61801 USA
[10] Carleton Univ, Ottawa, ON K1S 5B6, Canada
[11] Inst Particle Phys, Ottawa, ON, Canada
[12] Univ Kansas, Lawrence, KS 66045 USA
[13] Univ Minnesota, Minneapolis, MN 55455 USA
[14] SUNY Albany, Albany, NY 12222 USA
[15] Ohio State Univ, Columbus, OH 43210 USA
[16] Univ Oklahoma, Norman, OK 73019 USA
[17] Univ Pittsburgh, Pittsburgh, PA 15260 USA
[18] Purdue Univ, W Lafayette, IN 47907 USA
[19] Univ Rochester, Rochester, NY 14627 USA
[20] So Methodist Univ, Dallas, TX 75275 USA
[21] Syracuse Univ, Syracuse, NY 13244 USA
[22] Univ Texas Pan Amer, Edinburg, TX 78539 USA
[23] Vanderbilt Univ, Nashville, TN 37235 USA
关键词
D O I
10.1103/PhysRevLett.88.111803
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We search and find no evidence for CP violation in tau decays into the K pi v(tau) final state. We provide limits on the imaginary part of the coupling constant L describing a relative contribution of the CP violating processes with respect to the standard model to be -0.172 < Im (Lambda) < 0.067 at 90% C. L.
引用
收藏
页码:111803 / 111803
页数:5
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