Precise measurement of the top-quark mass from lepton plus jets events at D0

被引:35
作者
Abazov, V. M. [1 ]
Abbott, B. [79 ]
Acharya, B. S. [33 ]
Adams, M. [55 ]
Adams, T. [53 ]
Alexeev, G. D. [1 ]
Alkhazov, G. [43 ]
Alton, A. [67 ]
Alverson, G. [66 ]
Alves, G. A. [3 ]
Ancu, L. S. [39 ]
Aoki, M. [54 ]
Arov, M. [64 ]
Askew, A. [53 ]
Asman, B. [46 ,47 ]
Atramentov, O. [71 ]
Avila, C. [10 ]
BackusMayes, J. [86 ]
Badaud, F. [15 ]
Bagby, L. [54 ]
Baldin, B. [54 ]
Bandurin, D. V. [53 ]
Banerjee, S. [33 ]
Barberis, E. [66 ]
Baringer, P. [62 ]
Barreto, J. [4 ]
Bartlett, J. F. [54 ]
Bassler, U. [21 ]
Bazterra, V. [55 ]
Beale, S. [7 ,8 ]
Bean, A. [62 ]
Begalli, M. [4 ]
Begel, M. [77 ]
Belanger-Champagne, C. [46 ,47 ]
Bellantoni, L. [54 ]
Beri, S. B. [31 ]
Bernardi, G. [19 ,20 ]
Bernhard, R. [26 ]
Bertram, I. [48 ]
Besancon, M. [21 ]
Beuselinck, R. [49 ]
Bezzubov, V. A. [42 ]
Bhat, P. C. [54 ]
Bhatnagar, V. [31 ]
Blazey, G. [56 ]
Blessing, S. [53 ]
Bloom, K. [70 ]
Boehnlein, A. [54 ]
Boline, D. [76 ]
Boos, E. E. [41 ]
机构
[1] Joint Inst Nucl Res, Dubna, Russia
[2] Univ Buenos Aires, Buenos Aires, DF, Argentina
[3] Ctr Brasileiro Pesquisas Fis, LAFEX, Rio De Janeiro, Brazil
[4] Univ Estado Rio de Janeiro, BR-20550011 Rio De Janeiro, Brazil
[5] Univ Fed ABC, Santo Andre, Brazil
[6] Univ Estadual Paulista, Inst Fis Teor, BR-01405 Sao Paulo, Brazil
[7] Simon Fraser Univ, Vancouver, BC, Canada
[8] York Univ, Toronto, ON M3J 2R7, Canada
[9] Univ Sci & Technol China, Hefei 230026, Peoples R China
[10] Univ Los Andes, Bogota, Colombia
[11] Charles Univ Prague, Fac Math & Phys, Ctr Particle Phys, Prague, Czech Republic
[12] Czech Tech Univ, CR-16635 Prague, Czech Republic
[13] Acad Sci Czech Republ, Inst Phys, Ctr Particle Phys, Prague, Czech Republic
[14] Univ San Francisco Quito, Quito, Ecuador
[15] Univ Blaise Pascal, CNRS, IN2P3, LPC, Clermont, France
[16] Univ Grenoble 1, CNRS, LPSC, IN2P3,Inst Natl Polytech Grenoble, Grenoble, France
[17] Aix Marseille Univ, CPPM, CNRS, IN2P3, Marseille, France
[18] Univ Paris 11, CNRS, LAL, IN2P3, F-91405 Orsay, France
[19] Univ Paris 06, CNRS, LPNHE, IN2P3, Paris, France
[20] Univ Paris 07, CNRS, LPNHE, IN2P3, Paris, France
[21] CEA, SPP, Saclay, France
[22] Univ Strasbourg, IPHC, CNRS, IN2P3, Strasbourg, France
[23] Univ Lyon 1, CNRS, IPNL, IN2P3, F-69622 Villeurbanne, France
[24] Univ Lyon, Lyon, France
[25] Rhein Westfal TH Aachen, Phys Inst A 3, Aachen, Germany
[26] Univ Freiburg, Inst Phys, Freiburg, Germany
[27] Univ Gottingen, Inst Phys 2, Gottingen, Germany
[28] Johannes Gutenberg Univ Mainz, Inst Phys, D-6500 Mainz, Germany
[29] Univ Munich, Munich, Germany
[30] Berg Univ Wuppertal, Fachbereich Phys, Wuppertal, Germany
[31] Panjab Univ, Chandigarh 160014, India
[32] Univ Delhi, Delhi 110007, India
[33] Tata Inst Fundamental Res, Bombay 400005, Maharashtra, India
[34] Univ Coll Dublin, Dublin 2, Ireland
[35] Korea Univ, Korea Detector Lab, Seoul, South Korea
[36] CINVESTAV, Mexico City 14000, DF, Mexico
[37] FOM, Inst NIKHEF, NL-1098 SJ Amsterdam, Netherlands
[38] Univ Amsterdam, NIKHEF, Amsterdam, Netherlands
[39] Radboud Univ Nijmegen, NIKHEF, NL-6525 ED Nijmegen, Netherlands
[40] Inst Theoret & Expt Phys, Moscow 117259, Russia
[41] Moscow MV Lomonosov State Univ, Moscow, Russia
[42] Inst High Energy Phys, Protvino, Russia
[43] Petersburg Nucl Phys Inst, St Petersburg, Russia
[44] ICREA, Barcelona, Spain
[45] IFAE, Barcelona, Spain
[46] Stockholm Univ, S-10691 Stockholm, Sweden
[47] Uppsala Univ, Uppsala, Sweden
[48] Univ Lancaster, Lancaster LA1 4YB, England
[49] Univ London Imperial Coll Sci Technol & Med, London SW7 2AZ, England
[50] Univ Manchester, Manchester M13 9PL, Lancs, England
来源
PHYSICAL REVIEW D | 2011年 / 84卷 / 03期
基金
巴西圣保罗研究基金会; 加拿大自然科学与工程研究理事会; 瑞典研究理事会;
关键词
D O I
10.1103/PhysRevD.84.032004
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We report a measurement of the mass of the top quark in lepton + jets final states of p (p) over bar -> t (t) over bar data corresponding to 2.6 fb(-1) of integrated luminosity collected by the D0 experiment at the Fermilab Tevatron Collider. A matrix-element method is developed that combines an in situ jet energy calibration with our standard jet energy scale derived from studies of gamma + jet and dijet events. We then implement a flavor-dependent jet-response correction through a novel approach. This method is used to measure a top-quark mass of m(t) = 176.01 +/- 1.64 GeV. Combining this result with our previous result obtained on an independent data set, we measure a top-quark mass of m(t) = 174.94 +/- 1.49 GeV for a total integrated luminosity of 3.6 fb(-1).
引用
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页数:19
相关论文
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