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Search for narrow high-mass resonances in proton-proton collisions at root s=8 TeV decaying to a Z and a Higgs boson

文献类型:期刊论文

作者CMS Collaboration
刊名PHYSICS LETTERS B
出版日期2015
卷号748页码:255-277
关键词CMS Physics Resonance production Jets Tau leptons Boosted topology
英文摘要A search for a narrow, high-mass resonance decaying into Z and Higgs ( H) bosons is presented. The final state studied consists of a merged jet pair and a tau pair resulting from the decays of Z and H bosons, respectively. The analysis is based on a data sample of proton-proton collisions at a center-of mass energy of 8 TeV, collected with the CMS experiment in 2012, and corresponding to an integrated luminosity of 19.7 fb(-1). In the resonance mass range of interest, which extends from 0.8 to 2.5 TeV, the Z and H bosons are produced with large momenta, which implies that the final products of the two quarks or the two tau leptons must be detected within a small angular interval. From a combination of all possible decay modes of the tau leptons, production cross sections in a range between 0.9 and 27.8 fb are excluded at 95% confidence level, depending on the resonance mass. (C) 2015 CERN for the benefit of the CMS Collaboration. Published by Elsevier B.V.
学科主题Astronomy & Astrophysics; Physics
类目[WOS]Astronomy & Astrophysics ; Physics, Nuclear ; Physics, Particles & Fields
收录类别SCI
WOS记录号WOS:000359146200039
公开日期2016-05-03
源URL[http://ir.ihep.ac.cn/handle/311005/228648]  
专题高能物理研究所_粒子天体物理中心
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CMS Collaboration. Search for narrow high-mass resonances in proton-proton collisions at root s=8 TeV decaying to a Z and a Higgs boson[J]. PHYSICS LETTERS B,2015,748:255-277.
APA CMS Collaboration.(2015).Search for narrow high-mass resonances in proton-proton collisions at root s=8 TeV decaying to a Z and a Higgs boson.PHYSICS LETTERS B,748,255-277.
MLA CMS Collaboration."Search for narrow high-mass resonances in proton-proton collisions at root s=8 TeV decaying to a Z and a Higgs boson".PHYSICS LETTERS B 748(2015):255-277.

入库方式: OAI收割

来源:高能物理研究所

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