Measurement of the top-quark mass in the all-hadronic channel using the full CDF data set

被引:7
作者
Aaltonen, T. [23 ,24 ]
Amerio, S. [48 ,49 ]
Amidei, D. [40 ]
Anastassov, A. [17 ,62 ]
Annovi, A. [19 ]
Antos, J. [13 ,14 ]
Apollinari, G. [17 ]
Appel, J. A. [17 ]
Arisawa, T. [70 ]
Artikov, A. [15 ]
Asaadi, J.
Ashmanskas, W. [17 ]
Auerbach, B. [2 ]
Aurisano, A. [62 ]
Azfar, F. [47 ]
Badgett, W. [17 ]
Bae, T. [28 ,29 ,30 ,31 ,32 ,33 ,34 ]
Barbaro-Galtieri, A. [35 ]
Barnes, V. E. [57 ]
Barnett, B. A. [26 ]
Barria, P. [51 ,53 ]
Bartos, P. [13 ,14 ]
Bauce, M. [48 ,49 ]
Bedeschi, F. [51 ]
Behari, S. [17 ]
Bellettini, G. [51 ,52 ]
Bellinger, J. [72 ]
Benjamin, D. [16 ]
Beretvas, A. [17 ]
Bhatti, A. [59 ]
Bland, K. R. [5 ]
Blumenfeld, B. [26 ]
Bocci, A. [16 ]
Bodek, A. [58 ]
Bortoletto, D. [57 ]
Boudreau, J. [56 ]
Boveia, A. [12 ]
Brigliadori, L. [6 ,7 ]
Bromberg, C. [41 ]
Brucken, E. [23 ,24 ]
Budagov, J. [15 ]
Budd, H. S. [58 ]
Burkett, K. [17 ]
Busetto, G. [48 ,49 ]
Bussey, P. [21 ]
Butti, P. [51 ,52 ]
Buzatu, A. [21 ]
Calamba, A. [11 ]
Camarda, S. [4 ]
Campanelli, M. [37 ]
机构
[1] Acad Sinica, Inst Phys, Taipei 11529, Taiwan
[2] Argonne Natl Lab, Argonne, IL 60439 USA
[3] Univ Athens, Athens 15771, Greece
[4] Univ Autonoma Barcelona, Inst Fis Altes Energies, ICREA, E-08193 Barcelona, Spain
[5] Baylor Univ, Waco, TX 76798 USA
[6] Ist Nazl Fis Nucl, I-40127 Bologna, Italy
[7] Univ Bologna, I-40127 Bologna, Italy
[8] Univ Calif Davis, Davis, CA 95616 USA
[9] Univ Calif Los Angeles, Los Angeles, CA 90024 USA
[10] Univ Cantabria, CSIC, Inst Fis Cantabria, E-39005 Santander, Spain
[11] Carnegie Mellon Univ, Pittsburgh, PA 15213 USA
[12] Univ Chicago, Enrico Fermi Inst, Chicago, IL 60637 USA
[13] Comenius Univ, Bratislava 84248, Slovakia
[14] Inst Expt Vet Med, Kosice 04001, Slovakia
[15] Joint Inst Nucl Res, RU-141980 Dubna, Russia
[16] Duke Univ, Durham, NC 27708 USA
[17] Fermilab Natl Accelerator Lab, Batavia, IL 60510 USA
[18] Univ Florida, Gainesville, FL 32611 USA
[19] Ist Nazl Fis Nucl, Lab Nazl Frascati, I-00044 Frascati, Italy
[20] Univ Geneva, CH-1211 Geneva 4, Switzerland
[21] Univ Glasgow, Glasgow G12 8QQ, Lanark, Scotland
[22] Harvard Univ, Cambridge, MA 02138 USA
[23] Univ Helsinki, Dept Phys, Div High Energy Phys, FIN-00014 Helsinki, Finland
[24] Helsinki Inst Phys, FIN-00014 Helsinki, Finland
[25] Univ Illinois, Urbana, IL 61801 USA
[26] Johns Hopkins Univ, Baltimore, MD 21218 USA
[27] Karlsruhe Inst Technol, Inst Expt Kernphys, D-76131 Karlsruhe, Germany
[28] Kyungpook Natl Univ, Ctr High Energy Phys, Taegu 702701, South Korea
[29] Seoul Natl Univ, Seoul 151742, South Korea
[30] Sungkyunkwan Univ, Suwon 440746, South Korea
[31] Korea Inst Sci & Technol Informat, Taejon 305806, South Korea
[32] Chonnam Natl Univ, Kwangju 500757, South Korea
[33] Chonbuk Natl Univ, Jeonju 561756, South Korea
[34] Ewha Womans Univ, Seoul 120750, South Korea
[35] Ernest Orlando Lawrence Berkeley Natl Lab, Berkeley, CA 94720 USA
[36] Univ Liverpool, Liverpool L69 7ZE, Merseyside, England
[37] UCL, London WC1E 6BT, England
[38] Ctr Invest Energet Medioambient & Tecnol, E-28040 Madrid, Spain
[39] MIT, Cambridge, MA 02139 USA
[40] Univ Michigan, Ann Arbor, MI 48109 USA
[41] Michigan State Univ, E Lansing, MI 48824 USA
[42] ITEP, Inst Theoret & Expt Phys, Moscow 117259, Russia
[43] Univ New Mexico, Albuquerque, NM 87131 USA
[44] Ohio State Univ, Columbus, OH 43210 USA
[45] Okayama Univ, Okayama 7008530, Japan
[46] Osaka City Univ, Osaka 5588585, Japan
[47] Univ Oxford, Oxford OX1 3RH, England
[48] Ist Nazl Fis Nucl, Sez Padova, I-35131 Padua, Italy
[49] Univ Padua, I-35131 Padua, Italy
[50] Univ Penn, Philadelphia, PA 19104 USA
基金
瑞士国家科学基金会; 俄罗斯基础研究基金会; 新加坡国家研究基金会; 加拿大自然科学与工程研究理事会; 芬兰科学院; 美国国家科学基金会; 英国科学技术设施理事会; 澳大利亚研究理事会;
关键词
D O I
10.1103/PhysRevD.90.091101
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The top-quark mass M-top is measured using top quark-antiquark pairs produced in proton-antiproton collisions at a center-of-mass energy of 1.96 TeV and that decay into a fully hadronic final state. The full data set collected with the CDF II detector at the Fermilab Tevatron Collider, corresponding to an integrated luminosity of 9.3 fb(-1), is used. Events are selected that have six to eight jets, at least one of which is identified as having originated from a b quark. In addition, a multivariate algorithm, containing multiple kinematic variables as inputs, is used to discriminate signal events from background events due to QCD multijet production. Templates for the reconstructed top-quark mass are combined in a likelihood fit to measure M-top with a simultaneous calibration of the jet energy scale. A value of M-top = 175.07 +/- 1.19(stat)(-1.58)(+1.55)(syst) GeV/c(2) is obtained for the top-quark mass.
引用
收藏
页数:8
相关论文
共 23 条
  • [21] A new method for combining NLO QCD with shower Monte Carlo algorithms
    Nason, P
    [J]. JOURNAL OF HIGH ENERGY PHYSICS, 2004, (11): : 1097 - 1124
  • [22] Oliveira SM, 2001, PHYS REV D, V64, DOI 10.1103/PhysRevD.64.017301
  • [23] High-energy-physics event generation with PYTHIA 6.1
    Sjöstrand, T
    Edén, P
    Friberg, C
    Lönnblad, L
    Miu, G
    Mrenna, S
    Norrbin, E
    [J]. COMPUTER PHYSICS COMMUNICATIONS, 2001, 135 (02) : 238 - 259