Search for charged Higgs bosons in decays of top quarks

被引:28
作者
Abazov, V. M. [1 ]
Abbott, B. [82 ]
Abolins, M. [72 ]
Acharya, B. S. [36 ]
Adams, M. [58 ]
Adams, T. [56 ]
Aguilo, E. [7 ,8 ,9 ,10 ]
Ahsan, M. [66 ]
Alexeev, G. D. [1 ]
Alkhazov, G. [47 ]
Alton, A. [71 ]
Alverson, G. [70 ]
Alves, G. A. [3 ]
Ancu, L. S. [43 ]
Andeen, T. [60 ]
Anzelc, M. S. [60 ]
Aoki, M. [57 ]
Arnoud, Y. [18 ]
Arov, M. [67 ]
Arthaud, M. [23 ]
Askew, A. [56 ]
Asman, B. [48 ,49 ]
Atramentov, O. [56 ]
Avila, C. [12 ]
BackusMayes, J. [89 ]
Badaud, F. [17 ]
Bagby, L. [57 ]
Baldin, B. [57 ]
Bandurin, D. V. [66 ]
Banerjee, S. [36 ]
Barberis, E. [70 ]
Barfuss, A. -F. [19 ]
Bargassa, P. [87 ]
Baringer, P. [65 ]
Barreto, J. [3 ]
Bartlett, J. F. [57 ]
Bassler, U. [23 ]
Bauer, D. [51 ]
Beale, S. [7 ,8 ,9 ,10 ]
Bean, A. [65 ]
Begalli, M. [4 ]
Begel, M. [80 ]
Belanger-Champagne, C. [48 ,49 ]
Bellantoni, L. [57 ]
Bellavance, A. [57 ]
Benitez, J. A. [72 ]
Beri, S. B. [34 ]
Bernardi, G. [21 ,22 ]
Bernhard, R. [29 ]
Bertram, I. [50 ]
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] Univ Alberta, Edmonton, AB, Canada
[8] Simon Fraser Univ, Burnaby, BC V5A 1S6, Canada
[9] York Univ, Toronto, ON M3J 2R7, Canada
[10] McGill Univ, Montreal, PQ, Canada
[11] Univ Sci & Technol China, Hefei 230026, Peoples R China
[12] Univ Los Andes, Bogota, Colombia
[13] Charles Univ Prague, Fac Math & Phys, Ctr Particle Phys, Prague, Czech Republic
[14] Czech Tech Univ, CR-16635 Prague, Czech Republic
[15] Acad Sci Czech Republ, Inst Phys, Ctr Particle Phys, Prague, Czech Republic
[16] Univ San Francisco Quito, Quito, Ecuador
[17] Univ Blaise Pascal, CNRS, IN2P3, LPC, Clermont Ferrand, France
[18] Univ Grenoble 1, CNRS, IN2P3, Inst Natl Polytech Grenoble,LPSC, Grenoble, France
[19] Univ Aix Marseille, CNRS, IN2P3, CPPM, Marseille, France
[20] Univ Paris 11, CNRS, IN2P3, LAL, F-91405 Orsay, France
[21] Univ Paris 06, CNRS, IN2P3, LPNHE, Paris, France
[22] Univ Paris 07, CNRS, IN2P3, LPNHE, Paris, France
[23] CEA, Irfu, SPP, Saclay, France
[24] Univ Strasbourg, CNRS, IN2P3, IPHC, Strasbourg, France
[25] Univ Lyon 1, CNRS, IN2P3, IPNL, F-69622 Villeurbanne, France
[26] Univ Lyon, Lyon, France
[27] Rhein Westfal TH Aachen, Phys Inst A 3, Aachen, Germany
[28] Univ Bonn, Inst Phys, D-5300 Bonn, Germany
[29] Univ Freiburg, Inst Phys, Freiburg, Germany
[30] Univ Gottingen, Inst Phys 2, Gottingen, Germany
[31] Johannes Gutenberg Univ Mainz, Inst Phys, D-6500 Mainz, Germany
[32] Univ Munich, Munich, Germany
[33] Univ Wuppertal, Fachbereich Phys, Wuppertal, Germany
[34] Panjab Univ, Chandigarh 160014, India
[35] Univ Delhi, Delhi 110007, India
[36] Tata Inst Fundamental Res, Bombay 400005, Maharashtra, India
[37] Univ Coll Dublin, Dublin 2, Ireland
[38] Korea Univ, Korea Detector Lab, Seoul, South Korea
[39] Sungkyunkwan Univ, Suwon, South Korea
[40] CINVESTAV, Mexico City 14000, DF, Mexico
[41] FOM, Inst NIKHEF, NL-1098 SJ Amsterdam, Netherlands
[42] Univ Amsterdam, NIKHEF, Amsterdam, Netherlands
[43] Radboud Univ Nijmegen, NIKHEF, NL-6525 ED Nijmegen, Netherlands
[44] Inst Theoret & Expt Phys, Moscow 117259, Russia
[45] Moscow MV Lomonosov State Univ, Moscow, Russia
[46] Inst High Energy Phys, Protvino, Russia
[47] Petersburg Nucl Phys Inst, St Petersburg, Russia
[48] Stockholm Univ, S-10691 Stockholm, Sweden
[49] Uppsala Univ, Uppsala, Sweden
[50] Univ Lancaster, Lancaster, England
基金
加拿大自然科学与工程研究理事会; 巴西圣保罗研究基金会; 瑞典研究理事会;
关键词
E(+)E(-) COLLISIONS; BROKEN SYMMETRIES; MASSES; MSSM;
D O I
10.1103/PhysRevD.80.051107
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We present a search for charged Higgs bosons in decays of top quarks, in the mass range 80 < m(H+) < 155 GeV, assuming the subsequent decay H+ -> tau(+)nu(tau) (and its charge conjugate). Using 0.9 fb(-1) of lepton + jets data collected with the D0 detector at the Fermilab Tevatron p (p) over bar collider, operating at a center of mass energy root s = 1.96 TeV, we find no evidence for a H+/- signal. Hence we exclude branching ratios B(t -> H(+)b) > 0.24 for m(H+) 80 GeV and B(t -> H(+)b) > 0.19 for m(H+) = 155 GeV at the 95% C.L.
引用
收藏
页数:7
相关论文
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