Search for new physics in energetic single photon production in e(+)e(-) annihilation at the Z resonance

被引:72
作者
Acciarri, M
Adriani, O
AguilarBenitez, M
Ahlen, S
Alcaraz, J
Alemanni, G
Allaby, J
Aloisio, A
Alverson, G
Alviggi, MG
Ambrosi, G
Anderhub, H
Andreev, VP
Angelescu, T
Anselmo, F
Arefiev, A
Azemoon, T
Aziz, T
Bagnaia, P
Baksay, L
Ball, RC
Banerjee, S
Banerjee, S
Banicz, K
Barczyk, A
Barillere, R
Barone, L
Bartalini, P
Baschirotto, A
Basile, M
Battiston, R
Bay, A
Becattini, F
Becker, U
Behner, F
Berdugo, J
Berges, P
Bertucci, B
Betev, BL
Bhattacharya, S
Biasini, M
Biland, A
Bilei, GM
Blaising, JJ
Blyth, SC
Bobbink, GJ
Bock, R
Bohm, A
Boldizsar, L
Borgia, B
机构
[1] RHEIN WESTFAL TH AACHEN, INST PHYS 1, D-52056 AACHEN, GERMANY
[2] RHEIN WESTFAL TH AACHEN, INST PHYS 3, D-52056 AACHEN, GERMANY
[3] NIKHEF H, NATL INST HIGH ENERGY PHYS, NL-1009 DB AMSTERDAM, NETHERLANDS
[4] UNIV AMSTERDAM, NL-1009 DB AMSTERDAM, NETHERLANDS
[5] UNIV MICHIGAN, ANN ARBOR, MI 48109 USA
[6] LAB ANNECY LE VIEUX PHYS PARTICULES, IN2P3, CNRS, F-74941 ANNECY LE VIEUX, FRANCE
[7] JOHNS HOPKINS UNIV, BALTIMORE, MD 21218 USA
[8] UNIV BASEL, INST PHYS, CH-4056 BASEL, SWITZERLAND
[9] INST HIGH ENERGY PHYS, BEIJING 100039, PEOPLES R CHINA
[10] HUMBOLDT UNIV BERLIN, D-10099 BERLIN, GERMANY
[11] UNIV BOLOGNA, I-40126 BOLOGNA, ITALY
[12] IST NAZL FIS NUCL, I-40126 BOLOGNA, ITALY
[13] TATA INST FUNDAMENTAL RES, BOMBAY 400005, MAHARASHTRA, INDIA
[14] BOSTON UNIV, BOSTON, MA 02215 USA
[15] NORTHEASTERN UNIV, BOSTON, MA 02215 USA
[16] INST ATOM PHYS, R-76900 BUCHAREST, ROMANIA
[17] UNIV BUCHAREST, R-76900 BUCHAREST, ROMANIA
[18] HUNGARIAN ACAD SCI, CENT RES INST PHYS, H-1525 BUDAPEST 114, HUNGARY
[19] HARVARD UNIV, CAMBRIDGE, MA 02139 USA
[20] MIT, CAMBRIDGE, MA 02139 USA
[21] IST NAZL FIS NUCL, I-50125 FLORENCE, ITALY
[22] UNIV FLORENCE, I-50125 FLORENCE, ITALY
[23] CERN, EUROPEAN LAB PARTICLE PHYS, CH-1211 GENEVA 23, SWITZERLAND
[24] WORLD LAB, FBLJA PROJECT, CH-1211 GENEVA 23, SWITZERLAND
[25] UNIV GENEVA, CH-1211 GENEVA 4, SWITZERLAND
[26] CHINESE UNIV SCI & TECHNOL, HEFEI 230029, ANHUI, PEOPLES R CHINA
[27] RES INST HIGH ENERGY PHYS, SEFT, SF-00014 HELSINKI, FINLAND
[28] UNIV LAUSANNE, CH-1015 LAUSANNE, SWITZERLAND
[29] IST NAZL FIS NUCL, I-73100 LECCE, ITALY
[30] UNIV LECCE, I-73100 LECCE, ITALY
[31] LOS ALAMOS NATL LAB, LOS ALAMOS, NM 87544 USA
[32] UNIV LYON 1, CNRS, IN2P3, INST PHYS NUCL, F-69622 VILLEURBANNE, FRANCE
[33] CIEMAT, CTR INVEST ENERGETICAS MEDIOAMBIENTALES & TECNOL, E-28040 MADRID, SPAIN
[34] INST THEORET & EXPT PHYS, MOSCOW 117259, RUSSIA
[35] IST NAZL FIS NUCL, I-80125 NAPLES, ITALY
[36] UNIV NAPLES, I-80125 NAPLES, ITALY
[37] UNIV CYPRUS, DEPT NAT SCI, NICOSIA, CYPRUS
[38] CATHOLIC UNIV NIJMEGEN, NL-6525 ED NIJMEGEN, NETHERLANDS
[39] NATL INST NUCL PHYS & HIGH ENERGY PHYS, NL-6525 ED NIJMEGEN, NETHERLANDS
[40] OAK RIDGE NATL LAB, OAK RIDGE, TN 37831 USA
[41] CALTECH, PASADENA, CA 91125 USA
[42] IST NAZL FIS NUCL, I-06100 PERUGIA, ITALY
[43] UNIV PERUGIA, I-06100 PERUGIA, ITALY
[44] IST NAZL FIS NUCL, I-00185 ROME, ITALY
[45] UNIV ROMA LA SAPIENZA, I-00185 ROME, ITALY
[46] PRINCETON UNIV, PRINCETON, NJ 08544 USA
[47] CARNEGIE MELLON UNIV, PITTSBURGH, PA 15213 USA
[48] INST PHYS NUCL, ST PETERSBURG, RUSSIA
[49] UNIV SALERNO, I-84100 SALERNO, ITALY
[50] IST NAZL FIS NUCL, I-84100 SALERNO, ITALY
基金
中国国家自然科学基金; 匈牙利科学研究基金会;
关键词
D O I
10.1016/S0370-2693(97)01003-4
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Using a sample of e(+)e(-) annihilation events collected with the L3 detector at the Z resonance corresponding to an integrated luminosity of 137 pb(-1), we have searched for anomalous production of gamma X final states where X represents stable, weakly interacting particles and the photon energy is greater than 15 GeV. The sample of events found is consistent with Standard Model expectations. Upper limits are set on Z gamma couplings, the tau neutrino magnetic moment, and the branching ratio for Z --> gamma X. (C) 1997 Elsevier Science B.V.
引用
收藏
页码:201 / 209
页数:9
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