Limits on anomalous trilinear gauge boson couplings from WW, WZ and Wgamma production in pp-bar collisions at sqrt{s}=1.96 TeV

V.M. Abazov; S. Greder; F. Miconi; I. Ripp-Baudot; G. Bernardi; D. Brown; J. Brown; Y. Enari; J. Lellouch; J.-F. Grivaz; T. Guillemin; M. Jaffré; P. Pétroff; F. Badaud; P. Gay; Ph. Gris; M.-C. Cousinou; A. Duperrin; W. Geng; E. Kajfasz; S. Kermiche; E. Nagy; N. Osman; H. Li; G. Sajot; J. Stark; G. Grenier; T. Kurca; P. Lebrun; P. Verdier

HAL: in2p3-00727400, version 1

arXiv: 1208.5458

DOI: 10.1016/j.physletb.2012.10.062

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Physics Letters B 718 (2012) 451-459

Limits on anomalous trilinear gauge boson couplings from WW, WZ and Wgamma production in pp-bar collisions at sqrt{s}=1.96 TeV

V.M. Abazov, S. Greder¹, F. Miconi¹, I. Ripp-Baudot¹, G. Bernardi², D. Brown², J. Brown², Y. Enari², J. Lellouch², J.-F. Grivaz³, T. Guillemin³, M. Jaffré³, P. Pétroff³, F. Badaud⁴, P. Gay⁴, Ph. Gris⁴, M.-C. Cousinou⁵, A. Duperrin⁵, W. Geng⁵, E. Kajfasz⁵, S. Kermiche⁵, E. Nagy⁵, N. Osman⁵, H. Li⁶, G. Sajot⁶, J. Stark⁶, G. Grenier⁷, T. Kurca⁷, P. Lebrun⁷, P. Verdier⁷

For the D0 collaboration(s)

(2012)

We present final searches of the anomalous gammaWW and ZWW trilinear gauge boson couplings from WW and WZ production using lepton plus dijet final states and a combination with results from Wgamma, WW, and WZ production with leptonic final states. The analyzed data correspond to up to 8.6/fb of integrated luminosity collected by the D0 detector in pp-bar collisions at sqrt{s}=1.96 TeV. We set the most stringent limits at a hadron collider to date assuming two different relations between the anomalous coupling parameters Delta\kappa_\gamma, lambda, and Delta g_1^Z for a cutoff energy scale Lambda=2 TeV. The combined 68% C.L. limits are -0.057

1:	IPHC - Institut Pluridisciplinaire Hubert Curien

2:	LPNHE - Laboratoire de Physique Nucléaire et de Hautes Énergies

3:	LAL - Laboratoire de l'Accélérateur Linéaire

4:	LPC-CLERMONT - Laboratoire de Physique Corpusculaire de Clermont-Ferrand

5:	CPPM - Centre de Physique des Particules de Marseille

6:	LPSC - Laboratoire de Physique Subatomique et de Cosmologie

7:	IPNL - Institut de Physique Nucléaire de Lyon

Subject(s)

Physics/High Energy Physics - Experiment

Fulltext link:

http://fr.arXiv.org/abs/1208.5458


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From: Françoise Marechal <>
Submitted on: Monday, 3 September 2012 15:36:40
Updated on: Wednesday, 21 November 2012 12:29:20