Present bounds on new neutral vector resonances from electroweak gauge boson pair production at the LHC

被引:9
|
作者
Eboli, O. J. P. [1 ]
Gonzalez-Fraile, J. [3 ]
Gonzalez-Garcia, M. C. [2 ,4 ]
机构
[1] Univ Sao Paulo, Inst Fis, BR-01498 Sao Paulo, Brazil
[2] Univ Barcelona, Dept Estruct & Constituents Mat, ICREA, E-08028 Barcelona, Spain
[3] Univ Barcelona, ICC UB, E-08028 Barcelona, Spain
[4] SUNY Stony Brook, CN Yang Inst Theoret Phys, Stony Brook, NY 11794 USA
来源
PHYSICAL REVIEW D | 2012年 / 85卷 / 05期
基金
巴西圣保罗研究基金会;
关键词
SYMMETRY-BREAKING; QCD CORRECTIONS; W-W+; DYNAMICS; ZZ;
D O I
10.1103/PhysRevD.85.055019
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Several extensions of the standard model predict the existence of new neutral spin-1 resonances associated with the electroweak symmetry breaking sector. Using the data from ATLAS (with integrated luminosity of L = 1.02 fb(-1)) and CMS (with integrated luminosity of L = 1.55 fb(-1)) on the production of W+W- pairs through the process pp --> l(+)l(-)' is not an element of(T), we place model independent bounds on these new vector resonances masses, couplings, and widths. Our analyses show that the present data exclude new neutral vector resonances with masses up to 1-2.3 TeV depending on their couplings and widths. We also demonstrate how to extend our analysis framework to different models with a specific example.
引用
收藏
页数:9
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