Combination of searches for heavy resonances decaying to WW, WZ, ZZ, WH, and ZH boson pairs in proton-proton collisions at √s=8 and 13 TeV

被引:36
|
作者
Sirunyan, A. M. [1 ]
Tumasyan, A. [1 ]
Adam, W. [2 ]
Asilar, E. [2 ]
Bergauer, T. [2 ]
Brandstetter, J. [2 ]
Brondolin, E. [2 ]
Dragicevic, M. [2 ]
Eroe, J. [2 ]
Flechl, M. [2 ]
Friedl, M. [2 ]
Fruehwirth, R. [2 ,202 ]
Ghete, V. M. [2 ]
Hartl, C. [2 ]
Hoermann, N. [2 ]
Hrubec, J. [2 ]
Jeitler, M. [2 ,202 ]
Koenig, A. [2 ]
Kraetschmer, I. [2 ]
Liko, D. [2 ]
Matsushita, T. [2 ]
Mikulec, I. [2 ]
Rabady, D. [2 ]
Rad, N. [2 ]
Rohringer, H. [2 ]
Schieck, J. [2 ,202 ]
Strauss, J. [2 ]
Waltenberger, W. [2 ]
Wulz, C. -E. [2 ,202 ]
Chekhovsky, V. [3 ]
Mossolov, V. [3 ]
Gonzalez, J. Suarez [3 ]
Shumeiko, N. [3 ,4 ]
Alderweireldt, S. [5 ]
De Wolf, E. A. [5 ]
Janssen, X. [5 ]
Lauwers, J. [5 ]
Van De Klundert, M. [5 ]
Van Haevermaet, H. [5 ]
Van Mechelen, P. [5 ]
Van Remortel, N. [5 ]
Van Spilbeeck, A. [5 ]
Abu Zeid, S. [6 ]
Blekman, F. [6 ]
D'Hondt, J. [6 ]
De Bruyn, I. [6 ]
De Clercq, J. [6 ]
Deroover, K. [6 ]
Lowette, S. [6 ]
Moortgat, S. [6 ]
机构
[1] Yerevan Phys Inst, Yerevan, Armenia
[2] Inst Hochenergiephys, Vienna, Austria
[3] Inst Nucl Problems, Minsk, BELARUS
[4] Natl Ctr Particle & High Energy Phys, Minsk, BELARUS
[5] Univ Antwerp, Antwerp, Belgium
[6] Vrije Univ Brussel, Brussels, Belgium
[7] Univ Libre Bruxelles, Brussels, Belgium
[8] Univ Ghent, Ghent, Belgium
[9] Catholic Univ Louvain, Louvain, Belgium
[10] Univ Mons, Mons, Belgium
[11] Ctr Brasileiro Pesquisas Fis, Rio De Janeiro, Brazil
[12] Univ Estado Rio de Janeiro, Rio De Janeiro, Brazil
[13] Univ Estadual Paulista, Sao Paulo, Brazil
[14] Univ Fed ABC, Sao Paulo, Brazil
[15] Inst Nucl Energy Res, Sofia, Bulgaria
[16] Univ Sofia, Sofia, Bulgaria
[17] Beihang Univ, Beijing, Peoples R China
[18] Inst High Energy Phys, Beijing, Peoples R China
[19] Peking Univ, State Key Lab Nucl Phys & Technol, Beijing, Peoples R China
[20] Univ Los Andes, Bogota, Colombia
[21] Univ Split, Fac Elect Engn Mech Engn & Naval Architecture, Split, Croatia
[22] Univ Split, Fac Sci, Split, Croatia
[23] Inst Rudjer Boskovic, Zagreb, Croatia
[24] Univ Cyprus, Nicosia, Cyprus
[25] Charles Univ Prague, Prague, Czech Republic
[26] Univ San Francisco Quito, Quito, Ecuador
[27] Arab Republ Egypt, Acad Sci Res & Technol, Egyptian Network High Energy Phys, Cairo, Egypt
[28] NICPB, Tallinn, Estonia
[29] Univ Helsinki, Dept Phys, Helsinki, Finland
[30] Helsinki Inst Phys, Helsinki, Finland
[31] Lappeenranta Univ Technol, Lappeenranta, Finland
[32] Univ Paris Saclay, IRFU, CEA, Gif Sur Yvette, France
[33] Univ Paris Saclay, CNRS IN2P3, Lab Leprince Ringuet, Ecole Polytech, Palaiseau, France
[34] Univ Strasbourg, CNRS, IPHC UMR 7178, F-67000 Strasbourg, France
[35] CNRS, Inst Natl Phys Nucl & Phys Particules, IN2P3, Ctr Calcul, Villeurbanne, France
[36] Univ Lyon, Univ Claude Bernard Lyon 1, CNRS IN2P3, Inst Phys Nucl Lyon, Villeurbanne, France
[37] Georgian Tech Univ, Tbilisi, Georgia
[38] Tbilisi State Univ, Tbilisi, Georgia
[39] Rhein Westfal TH Aachen, Phys Inst 1, Aachen, Germany
[40] Rhein Westfal TH Aachen, Phys Inst A 3, Aachen, Germany
[41] Rhein Westfal TH Aachen, Phys Inst B 3, Aachen, Germany
[42] DESY, Hamburg, Germany
[43] Univ Hamburg, Hamburg, Germany
[44] Inst Expt Kernphys, Karlsruhe, Germany
[45] NCSR Demokritos, INPP, Aghia Paraskevi, Greece
[46] Natl & Kapodistrian Univ Athens, Athens, Greece
[47] Univ Ioannina, Ioannina, Greece
[48] Eotvos Lorand Univ, MTA ELTE Lendulet CMS Particle & Nucl Phys Grp, Budapest, Hungary
[49] Wigner Res Ctr Phys, Budapest, Hungary
[50] Inst Nucl Res ATOMKI, Debrecen, Hungary
基金
美国国家科学基金会; 欧洲研究理事会; 巴西圣保罗研究基金会; 芬兰科学院;
关键词
CMS; Physics; Diboson; Resonances; Combination; PP COLLISIONS; HIGGS-BOSON; LEPTONS; PHYSICS;
D O I
10.1016/j.physletb.2017.09.083
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
A statistical combination of searches is presented for massive resonances decaying to WW, WZ, ZZ, WH, and ZH boson pairs in proton-proton collision data collected by the CMS experiment at the LHC. The data were taken at centre-of-mass energies of 8 and 13TeV, corresponding to respective integrated luminosities of 19.7 and up to 2.7 fb(-1). The results are interpreted in the context of heavy vector triplet and singlet models that mimic properties of composite-Higgs models predicting W' and Z' bosons decaying to WZ, WW, WH, and ZH bosons. A model with a bulk graviton that decays into WW and ZZ is also considered. This is the first combined search for WW, WZ, WH, and ZH resonances and yields lower limits on masses at 95% confidence level for W' and Z' singlets at 2.3 TeV, and for a triplet at 2.4TeV. The limits on the production cross section of a narrow bulk graviton resonance with the curvature scale of the warped extra dimension (K)over-tilde = 0.5, in the mass range of 0.6 to 4.0TeV, are the most stringent published to date. (c) 2017 The Author(s). Published by Elsevier B.V.
引用
收藏
页码:533 / 558
页数:26
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