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Measurement of the associated production of a single top quark and a z boson in pp collisions at, root s=13 tev
Sirunyan, A. M.1; Tumasyan, A.1; Adam, W.2,4; Ambrogi, F.2,4; Asilar, E.2,4; Bergauer, T.2,4; Brandstetter, J.2,4; Brondolin, E.2,4; Dragicevic, M.2,4; Ero, J.2,4
刊名Physics letters b
2018-04-10
卷号779页码:358-384
关键词Sm Single top Cross section Tzq
ISSN号0370-2693
DOI10.1016/j.physletb.2018.02.025
通讯作者Sirunyan, a. m.()
英文摘要A measurement is presented of the associated production of a single top quark and a z boson. the study uses data from proton-proton collisions at, root s = 13 tev recorded by the cms experiment, corresponding to an integrated luminosity of 35.9 fb(-1). using final states with three leptons (electrons or muons), the tzq production cross section is measured to be sigma (pp -> tzq -> wbl(+)l(-)q) = 123(-31)(+33)(stat)(-23)(+29)(syst) fb, where l stands for electrons, muons, or tau leptons, with observed and expected significances of 3.7 and 3.1 standard deviations, respectively. c) 2018 the author. published by elsevier b.v.
WOS研究方向Astronomy & Astrophysics ; Physics
WOS类目Astronomy & Astrophysics ; Physics, Nuclear ; Physics, Particles & Fields
语种英语
出版者ELSEVIER SCIENCE BV
WOS记录号WOS:000429098900044
内容类型期刊论文
URI标识http://www.corc.org.cn/handle/1471x/2178118
专题高能物理研究所
通讯作者Sirunyan, A. M.
作者单位1.Yerevan Phys Inst, Yerevan, Armenia
2.Inst Hochenergiephys, Vienna, Austria
3.Inst Nucl Problems, Minsk, Byelarus
4.Univ Antwerp, Antwerp, Belgium
5.Vrije Univ Brussel, Brussels, Belgium
6.Univ Libre Bruxelles, Brussels, Belgium
7.Univ Ghent, Ghent, Belgium
8.Catholic Univ Louvain, Louvain La Neuve, Belgium
9.Ctr Brasileiro Pesquisas Fis, Rio De Janeiro, Brazil
10.Univ Estado Rio de Janeiro, Rio De Janeiro, Brazil
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GB/T 7714
Sirunyan, A. M.,Tumasyan, A.,Adam, W.,et al. Measurement of the associated production of a single top quark and a z boson in pp collisions at, root s=13 tev[J]. Physics letters b,2018,779:358-384.
APA Sirunyan, A. M..,Tumasyan, A..,Adam, W..,Ambrogi, F..,Asilar, E..,...&Ahmed, I..(2018).Measurement of the associated production of a single top quark and a z boson in pp collisions at, root s=13 tev.Physics letters b,779,358-384.
MLA Sirunyan, A. M.,et al."Measurement of the associated production of a single top quark and a z boson in pp collisions at, root s=13 tev".Physics letters b 779(2018):358-384.
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