Limits on WWZ and WW gamma couplings from p(p)over-bar->e nu jjX events at root s=1.8 TeV

被引:24
作者
Abbott, B
Abolins, M
Acharya, BS
Adam, I
Adams, DL
Adams, M
Ahn, S
Aihara, H
Alves, GA
Amidi, E
Amos, N
Anderson, EW
Astur, R
Baarmand, MM
Baden, A
Balamurali, V
Balderston, J
Baldin, B
Banerjee, S
Bantly, J
Bartlett, JF
Bazizi, K
Belyaev, A
Beri, SB
Bertram, I
Bezzubov, VA
Bhat, PC
Bhatnagar, V
Bhattacharjee, M
Biswas, N
Blazey, G
Blessing, S
Bloom, P
Boehnlein, A
Bojko, NI
Borcherding, F
Borders, J
Boswell, C
Brandt, A
Brock, R
Bross, A
Buchholz, D
Burtovoi, VS
Butler, JM
Carvalho, W
Casey, D
Casilum, Z
CastillaValdez, H
Chakraborty, D
Chang, SM
机构
[1] UNIV ARIZONA,TUCSON,AZ 85721
[2] BOSTON UNIV,BOSTON,MA 02215
[3] BROOKHAVEN NATL LAB,UPTON,NY 11973
[4] BROWN UNIV,PROVIDENCE,RI 02912
[5] UNIV BUENOS AIRES,BUENOS AIRES,DF,ARGENTINA
[6] UNIV CALIF DAVIS,DAVIS,CA 95616
[7] UNIV CALIF IRVINE,IRVINE,CA 92697
[8] UNIV CALIF RIVERSIDE,RIVERSIDE,CA 92521
[9] CTR BRASILEIRO PESQUISAS FIS,LAFEX,RIO JANEIRO,BRAZIL
[10] CINVESTAV,MEXICO CITY 14000,DF,MEXICO
[11] COLUMBIA UNIV,NEW YORK,NY 10027
[12] UNIV DELHI,DELHI 110007,INDIA
[13] FERMILAB NATL ACCELERATOR LAB,BATAVIA,IL 60510
[14] FLORIDA STATE UNIV,TALLAHASSEE,FL 32306
[15] UNIV HAWAII,HONOLULU,HI 96822
[16] UNIV ILLINOIS,CHICAGO,IL 60607
[17] INDIANA UNIV,BLOOMINGTON,IN 47405
[18] IOWA STATE UNIV SCI & TECHNOL,AMES,IA 50011
[19] KOREA UNIV,SEOUL 136701,SOUTH KOREA
[20] KYUNGSUNG UNIV,PUSAN 608736,SOUTH KOREA
[21] LAWRENCE BERKELEY LAB,BERKELEY,CA 94720
[22] UNIV CALIF BERKELEY,BERKELEY,CA 94720
[23] UNIV MARYLAND,COLLEGE PK,MD 20742
[24] UNIV MICHIGAN,ANN ARBOR,MI 48109
[25] MICHIGAN STATE UNIV,E LANSING,MI 48824
[26] MOSCOW MV LOMONOSOV STATE UNIV,MOSCOW,RUSSIA
[27] UNIV NEBRASKA,LINCOLN,NE 68588
[28] NYU,NEW YORK,NY 10003
[29] NORTHEASTERN UNIV,BOSTON,MA 02115
[30] NO ILLINOIS UNIV,DE KALB,IL 60115
[31] NORTHWESTERN UNIV,EVANSTON,IL 60208
[32] UNIV NOTRE DAME,NOTRE DAME,IN 46556
[33] UNIV OKLAHOMA,NORMAN,OK 73019
[34] PANJAB UNIV,CHANDIGARH 160014,INDIA
[35] MOSCOW HIGH ENERGY PHYS INST,PROTVINO 142284,RUSSIA
[36] PURDUE UNIV,W LAFAYETTE,IN 47907
[37] RICE UNIV,HOUSTON,TX 77005
[38] UNIV ESTADUAL RIO DE JANEIRO,RIO JANEIRO,BRAZIL
[39] UNIV ROCHESTER,ROCHESTER,NY 14627
[40] CE SACLAY,CEA,DAPNIA,SERV PHYS PARTICULES,GIF SUR YVETTE,FRANCE
[41] SEOUL NATL UNIV,SEOUL,SOUTH KOREA
[42] SUNY STONY BROOK,STONY BROOK,NY 11794
[43] TATA INST FUNDAMENTAL RES,THEORET ASTROPHYS GRP,MUMBAI 400005,INDIA
[44] UNIV TEXAS,ARLINGTON,TX 76019
[45] TEXAS A&M UNIV,COLLEGE STN,TX 77843
关键词
D O I
10.1103/PhysRevLett.79.1441
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We present limits on anomalous WWZ and WW gamma couplings from a search for WW and WZ production in p (p) over bar collisions at root s = 1.8 TeV. We use p (p) over bar --> evjjX events recorded with the DO detector at the Fermilab Tevatron Collider during the 1992-1995 run. The data sample corresponds to an integrated luminosity of 96.0 +/- 5.1 pb(-1). Assuming identical WWZ and WW gamma coupling parameters, the 95% C.L. limits on the CP-conserving couplings are -0.33 < lambda < 0.36 (Delta kappa = 0) and -0.43 < Delta kappa < 0.59 (lambda = 0), for a form factor scale Lambda = 2.0 TeV. Limits based on other assumptions are also presented.
引用
收藏
页码:1441 / 1446
页数:6
相关论文
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