A measurement of the W boson mass at the Fermilab p(p)over-bar collider

被引:47
作者
Abbott, B [1 ]
Abolins, M
Acharya, BS
Adam, I
Adams, DL
Adams, M
Ahn, S
Aihara, H
Alves, GA
Amos, N
Anderson, EW
Astur, R
Baarmand, MM
Baden, A
Balamurali, V
Balderston, J
Baldin, B
Banerjee, S
Bantly, J
Barberis, E
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
Boswell, C
Brandt, A
Brock, R
Bross, A
Buchholz, D
Burtovoi, VS
Butler, JM
Carvalho, W
Casey, D
Casilum, Z
Castilla-Valdez, H
Chakraborty, D
Chang, SM
Chekulaev, SV
机构
[1] NYU, New York, NY 10003 USA
[2] Univ Los Andes, Bogota, Colombia
[3] Univ Arizona, Tucson, AZ 85721 USA
[4] Boston Univ, Boston, MA 02215 USA
[5] Brookhaven Natl Lab, Upton, NY 11973 USA
[6] Brown Univ, Providence, RI 02912 USA
[7] Univ Buenos Aires, Buenos Aires, DF, Argentina
[8] Univ Calif Davis, Livermore, CA 95616 USA
[9] Univ Calif Irvine, Irvine, CA 92697 USA
[10] Univ Calif Riverside, Riverside, CA 92521 USA
[11] Ctr Brasileiro Pesquisas Fis, LAFEX, Rio De Janeiro, Brazil
[12] CINVESTAV, Mexico City 14000, DF, Mexico
[13] Columbia Univ, New York, NY 10027 USA
[14] Univ Delhi, Delhi 110007, India
[15] Fermilab Natl Accelerator Lab, Batavia, IL 60510 USA
[16] Florida State Univ, Tallahassee, FL 32306 USA
[17] Univ Hawaii, Honolulu, HI 96822 USA
[18] Univ Illinois, Chicago, IL 60607 USA
[19] Indiana Univ, Bloomington, IN 47405 USA
[20] Iowa State Univ, Ames, IA 50011 USA
[21] Korea Univ, Seoul 136701, South Korea
[22] Kyungsung Univ, Pusan 608736, South Korea
[23] Inst Nucl Phys, Krakow, Poland
[24] Univ Calif Berkeley, Lawrence Berkeley Lab, Berkeley, CA 94720 USA
[25] Louisiana Tech Univ, Ruston, LA 71272 USA
[26] Univ Maryland, College Pk, MD 20742 USA
[27] Univ Michigan, Ann Arbor, MI 48109 USA
[28] Michigan State Univ, E Lansing, MI 48824 USA
[29] Moscow MV Lomonosov State Univ, Moscow, Russia
[30] Univ Nebraska, Lincoln, NE 68588 USA
[31] Northeastern Univ, Boston, MA 02115 USA
[32] No Illinois Univ, De Kalb, IL 60115 USA
[33] Northwestern Univ, Evanston, IL 60208 USA
[34] Univ Notre Dame, Notre Dame, IN 46556 USA
[35] Univ Oklahoma, Norman, OK 73019 USA
[36] Panjab Univ, Chandigarh 160014, India
[37] Protvino High Energy Phys Inst, Protvino 142284, Russia
[38] Purdue Univ, W Lafayette, IN 47907 USA
[39] Rice Univ, Houston, TX 77005 USA
[40] Univ do Estado do Rio de Janeiro, Rio De Janeiro, Brazil
[41] Univ Rochester, Rochester, NY 14627 USA
[42] CE Saclay, Serv Phys Particules, DAPNIA, CEA, Gif Sur Yvette, France
[43] Seoul Natl Univ, Seoul, South Korea
[44] SUNY Stony Brook, Stony Brook, NY 11794 USA
[45] Tata Inst Fundamental Res, Mumbai 400005, India
[46] Univ Texas, Arlington, TX 76019 USA
[47] Texas A&M Univ, College Stn, TX 77843 USA
关键词
D O I
10.1103/PhysRevLett.80.3008
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We report a measurement of the W boson mass based on an integrated luminosity of 82 pb(-1) from <p(p)over bar> collisions at root s = 1.8 TeV recorded in 1994-1995 by the DO detector at the Fermilab We identify W bosons by their decays to ev and extract the mass by fitting the transverse mass spectrum from 28 323 W boson candidates. A sample of 3563 dielectron events, mostly due to Z --> ee decays, constrains models of W boson production and the detector. We measure M-W = 80.44 +/- 0.10(stat) +/- 0.07(syst) GeV. By combining this measurement with our result form the 1992-1993 data set, we obtain M-W = 80.43 +/- 0.11 GeV.
引用
收藏
页码:3008 / 3013
页数:6
相关论文
共 37 条
[1]   Nuclear shell model by the quantum Monte Carlo diagonalization method [J].
Honma, M ;
Mizusaki, T ;
Otsuka, T .
PHYSICAL REVIEW LETTERS, 1996, 77 (16) :3315-3318
[2]   THE D0 DETECTOR D0 COLLABORATION [J].
ABACHI, S ;
ABOLINS, M ;
ACHARYA, BS ;
ADAM, I ;
AHN, S ;
AIHARA, H ;
ALVAREZ, G ;
ALVES, GA ;
AMOS, N ;
ANDERSON, W ;
ANTIPOV, Y ;
ARONSON, SH ;
ASTUR, R ;
AVERY, RE ;
BADEN, A ;
BALDERSTON, J ;
BALDIN, B ;
BANTLY, J ;
BARASCH, E ;
BARTLETT, JF ;
BAZIZI, K ;
BEHNKE, T ;
BEZZUBOV, V ;
BHAT, PC ;
BLAZEY, G ;
BLESSING, S ;
BOEHNLEIN, A ;
BORCHERDING, F ;
BORDERS, J ;
BOZKO, N ;
BRANDT, A ;
BROCK, R ;
BROSS, A ;
BUCHHOLZ, D ;
BURTOVOY, V ;
BUTLER, JM ;
CALLOT, O ;
CHAKRABORTY, D ;
CHEKULAEV, S ;
CHEN, J ;
CHEN, LP ;
CHEN, W ;
CHOUDHARY, BC ;
CHRISTENSON, JH ;
CLAES, D ;
CLARK, AR ;
COBAU, WG ;
COCHRAN, J ;
COOPER, WE ;
CRETSINGER, C .
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 1994, 338 (2-3) :185-253
[3]  
ABBOTT B, FERMILABPUB97328E
[4]  
ABBOTT B, 1997, FERMILABPUB97422E
[5]  
ABBOTT B, FERMILABPUB98031E
[6]   NEW PI(+) LIFETIME MEASUREMENT [J].
NUMAO, T ;
MACDONALD, JA ;
MARSHALL, JA ;
MARSHALL, GM ;
OLIN, A .
PHYSICAL REVIEW D, 1995, 52 (09) :4855-4859
[7]   NEW CONSTRAINTS ON R-PARITY-BROKEN SUPERSYMMETRY FROM NEUTRINOLESS DOUBLE-BETA DECAY [J].
HIRSCH, M ;
KLAPDORKLEINGROTHAUS, HV ;
KOVALENKO, SG .
PHYSICAL REVIEW LETTERS, 1995, 75 (01) :17-20
[8]  
ABE F, FERMILABPUB97284E
[9]  
ABREU P, CERNPPE97160
[10]   Measurements of mass, width and gauge couplings of the W boson at LEP [J].
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 ;
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 ;
Bourilkov, D .
PHYSICS LETTERS B, 1997, 413 (1-2) :176-190