Search for the standard model Higgs boson in H → ZZ → l+l−τ+τ− decay channel with the CMS experiment at √s = 7 and 8TeV

Chhibra, Simranjit Singh (2013) Search for the standard model Higgs boson in H → ZZ → l+l−τ+τ− decay channel with the CMS experiment at √s = 7 and 8TeV. Il nuovo cimento C, 36 (6). pp. 267-274. ISSN 1826-9885

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Abstract

A search for the standard model Higgs boson in the decay mode H → ZZ → l+l−τ+τ− (l = e,μ) is presented. The analysis uses the protonproton collision data recorded by the CMS experiment at the LHC, corresponding to integrated luminosity of 5.1 fb−1 at √s = 7TeV and 12.2 fb−1 at √s = 8TeV. Both the hadronic and leptonic decays of τ are inspected. No evidence is found for a significant deviation from the standard model expectations anywhere in the ZZ mass range considered in this analysis. An upper limit at 95% confidence level is placed on the product of the cross-section and the decay branching ratio for the Higgs boson decaying with standard-model–like couplings, which excludes the crosssections of about two to four times the expected values for the Higgs boson masses in the range of 190 < mH < 600 GeV/c2.

Item Type: Article
Uncontrolled Keywords: Standard-model Higgs bosons
Subjects: 500 Scienze naturali e Matematica > 530 Fisica
Depositing User: Marina Spanti
Date Deposited: 07 May 2020 16:22
Last Modified: 07 May 2020 16:22
URI: http://eprints.bice.rm.cnr.it/id/eprint/18405

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