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Study of ww gamma and wz gamma production in pp collisions at root s=8 tev and search for anomalous quartic gauge couplings with the atlas experiment
Aaboud, M.195,196; Aad, G.125,126; Abbott, B.157; Abdinov, O.16; Abeloos, B.161; Abidi, S. H.226; AbouZeid, O. S.199; Abraham, N. L.215; Abramowicz, H.219; Abreu, H.218
刊名European physical journal c
2017-09-25
卷号77期号:9页码:30
ISSN号1434-6044
DOI10.1140/epjc/s10052-017-5180-3
通讯作者Aaboud, m.()
英文摘要This paper presents a study of ww gamma and wz gamma triboson production using events from proton-proton collisions at a centre-of-mass energy of root s = 8 tev recorded with the atlas detector at the lhc and corresponding to an integrated luminosity of 20.2 fb(-1). the ww gamma production cross-section is determined using a final state containing an electron, a muon, a photon, and neutrinos (e upsilon mu upsilon gamma). upper limits on the production cross-section of the e upsilon mu upsilon gamma final state and theww gamma and wz gamma final states containing an electron or a muon, two jets, a photon, and a neutrino (e upsilon j j gamma or mu upsilon j j gamma) are also derived. the results are compared to the cross-sections predicted by the standard model at next-to-leading order in the strong-coupling constant. in addition, upper limits on the production cross-sections are derived in a fiducial region optimised for a search for newphysics beyond the standard model. the results are interpreted in the context of anomalous quartic gauge couplings using an effective field theory. confidence intervals at 95% confidence level are derived for the 14 coupling coefficients to which ww gamma and wz gamma production are sensitive.
WOS关键词DECAY
WOS研究方向Physics
WOS类目Physics, Particles & Fields
语种英语
出版者SPRINGER
WOS记录号WOS:000411733900002
内容类型期刊论文
URI标识http://www.corc.org.cn/handle/1471x/2177108
专题高能物理研究所
通讯作者Aaboud, M.
作者单位1.CERN, CH-1211 Geneva 23, Switzerland
2.Univ Adelaide, Dept Phys, Adelaide, SA, Australia
3.SUNY Albany, Dept Phys, Albany, NY 12222 USA
4.Univ Alberta, Dept Phys, Edmonton, AB, Canada
5.Ankara Univ, Dept Phys, Ankara, Turkey
6.Istanbul Aydin Univ, Istanbul, Turkey
7.Univ Econ & Technol, Div Phys, TOBB, Ankara, Turkey
8.CNRS, IN2P3, LAPP, Annecy Le Vieux, France
9.Univ Savoie Mt Blanc, Annecy Le Vieux, France
10.Argonne Natl Lab, Div High Energy Phys, Argonne, IL 60439 USA
推荐引用方式
GB/T 7714
Aaboud, M.,Aad, G.,Abbott, B.,et al. Study of ww gamma and wz gamma production in pp collisions at root s=8 tev and search for anomalous quartic gauge couplings with the atlas experiment[J]. European physical journal c,2017,77(9):30.
APA Aaboud, M..,Aad, G..,Abbott, B..,Abdinov, O..,Abeloos, B..,...&Hallewell, G. D..(2017).Study of ww gamma and wz gamma production in pp collisions at root s=8 tev and search for anomalous quartic gauge couplings with the atlas experiment.European physical journal c,77(9),30.
MLA Aaboud, M.,et al."Study of ww gamma and wz gamma production in pp collisions at root s=8 tev and search for anomalous quartic gauge couplings with the atlas experiment".European physical journal c 77.9(2017):30.
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