Combined Tevatron upper limit on gg → H → W+W- and constraints on the Higgs boson mass in fourth-generation fermion models

被引:35
作者
Aaltonen, T. [18 ,19 ]
Abazov, V. M. [71 ]
Abbott, B. [141 ]
Abolins, M. [126 ]
Acharya, B. S. [40 ]
Adams, M. [104 ]
Adams, T. [100 ]
Adelman, J. [103 ]
Aguilo, E. [7 ,10 ]
Alexeev, G. D. [71 ]
Alkhazov, G. [75 ]
Alton, A. [124 ]
Alvarez Gonzalez, B. [80 ]
Alverson, G. [119 ]
Alves, G. A. [2 ]
Amerio, S. [44 ]
Amidei, D. [124 ]
Anastassov, A. [106 ]
Ancu, L. S. [70 ]
Annovi, A. [43 ]
Antos, J. [76 ,77 ]
Aoki, M. [102 ]
Apollinari, G. [102 ]
Appel, J. [102 ]
Apresyan, A. [111 ]
Arisawa, T. [58 ]
Arnoud, Y. [21 ,22 ]
Arov, M. [115 ]
Artikov, A. [71 ]
Asaadi, J.
Ashmanskas, W. [102 ]
Askew, A. [100 ]
Asman, B. [81 ,82 ]
Atramentov, O. [129 ]
Attal, A. [78 ]
Aurisano, A.
Avila, C. [13 ]
Azfar, F. [90 ]
BackusMayes, J.
Badaud, F. [20 ]
Badgett, W. [102 ]
Bagby, L. [102 ]
Baldin, B. [102 ]
Bandurin, D. V. [100 ]
Banerjee, S. [40 ]
Barbaro-Galtieri, A. [92 ]
Barberis, E. [119 ]
Barfuss, A. -F. [23 ]
Baringer, P. [113 ]
Barnes, V. E. [111 ]
机构
[1] Univ Buenos Aires, Buenos Aires, DF, Argentina
[2] Ctr Brasileiro Pesquisas Fis, LAFEX, Rio De Janeiro, Brazil
[3] Univ Estado Rio de Janeiro, BR-20550011 Rio De Janeiro, Brazil
[4] Univ Fed ABC, Santo Andre, Brazil
[5] Univ Estadual Paulista, Inst Fis Teor, BR-01405 Sao Paulo, Brazil
[6] McGill Univ, Inst Particle Phys, Montreal, PQ, Canada
[7] Simon Fraser Univ, Burnaby, BC V5A 1S6, Canada
[8] Univ Toronto, Toronto, ON, Canada
[9] TRIUMF, Vancouver, BC V6T 2A3, Canada
[10] York Univ, Toronto, ON M3J 2R7, Canada
[11] Univ Sci & Technol China, Hefei 230026, Peoples R China
[12] Acad Sinica, Inst Phys, Taipei, Taiwan
[13] Univ Los Andes, Bogota, Colombia
[14] Charles Univ Prague, Fac Math & Phys, Ctr Particle Phys, Prague, Czech Republic
[15] Czech Tech Univ, CR-16635 Prague, Czech Republic
[16] Acad Sci Czech Republ, Inst Phys, Ctr Particle Phys, Prague, Czech Republic
[17] Univ San Francisco, Quito, Ecuador
[18] Univ Helsinki, Dept Phys, Div High Energy Phys, FIN-00014 Helsinki, Finland
[19] Helsinki Inst Phys, FIN-00014 Helsinki, Finland
[20] Univ Blaise Pascal, CNRS, IN2P3, LPC, Clermont, France
[21] Univ Grenoble 1, LPSC, F-38041 Grenoble, France
[22] Inst Natl Polytech Grenoble, CNRS, IN2P3, F-38031 Grenoble, France
[23] Aix Marseille Univ, CNRS, IN2P3, CPPM, Marseille, France
[24] Univ Paris 11, CNRS, IN2P3, LAL, F-91405 Orsay, France
[25] Univ Paris 07, CNRS, IN2P3, Paris, France
[26] Univ Paris 06, LPNHE, Paris, France
[27] CEA, Irfu, SPP, Saclay, France
[28] Univ Strasbourg, IPHC, CNRS, IN2P3, Strasbourg, France
[29] Univ Lyon, Lyon, France
[30] Rhein Westfal TH Aachen, Phys Inst A 3, Aachen, Germany
[31] Univ Freiburg, Inst Phys, Freiburg, Germany
[32] Univ Gottingen, Inst Phys 2, Gottingen, Germany
[33] Karlsruhe Inst Technol, Inst Expt Kernphys, Karlsruhe, Germany
[34] Johannes Gutenberg Univ Mainz, Inst Phys, D-6500 Mainz, Germany
[35] Univ Munich, Munich, Germany
[36] Berg Univ Wuppertal, Fachbereich Phys, Wuppertal, Germany
[37] Univ Athens, GR-15771 Athens, Greece
[38] Panjab Univ, Chandigarh 160014, India
[39] Univ Delhi, Delhi 110007, India
[40] Tata Inst Fundamental Res, Bombay 400005, Maharashtra, India
[41] Univ Coll Dublin, Dublin 2, Ireland
[42] Ist Nazl Fis Nucl, I-40127 Bologna, Italy
[43] Ist Nazl Fis Nucl, Lab Nazl Frascati, I-00044 Frascati, Italy
[44] Ist Nazl Fis Nucl, Sez Padova Trento, I-35131 Padua, Italy
[45] Univ Padua, I-35131 Padua, Italy
[46] Ist Nazl Fis Nucl, I-56127 Pisa, Italy
[47] Univ Pisa, I-56127 Pisa, Italy
[48] Univ Siena, I-56127 Pisa, Italy
[49] Scuola Normale Super Pisa, I-56127 Pisa, Italy
[50] Ist Nazl Fis Nucl, Sez Roma 1, I-00185 Rome, Italy
来源
PHYSICAL REVIEW D | 2010年 / 82卷 / 01期
关键词
BARYON;
D O I
10.1103/PhysRevD.82.011102
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We combine results from searches by the CDF and D0 collaborations for a standard model Higgs boson (H) in the process gg -> H -> W+W- in p (p) over bar collisions at the Fermilab Tevatron Collider at root s = 1.96 TeV. With 4.8 fb(-1) of integrated luminosity analyzed at CDF and 5.4 fb(-1) at D0, the 95% confidence level upper limit on sigma(gg -> H) x B(H -> W+W-) is 1.75 pb at m(H) = 120 GeV, 0.38 pb at m(H) = 165 GeV, and 0.83 pb at m(H) = 200 GeV. Assuming the presence of a fourth sequential generation of fermions with large masses, we exclude at the 95% confidence level a standard-model-like Higgs boson with a mass between 131 and 204 GeV.
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