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Multilepton signatures of the Higgs boson through its production in association with a top-quark pair

2013/08/14 by Pankaj Agrawal, Somnath Bandyopadhyay, Siba Prasad Das
Physics and Astronomy · #Boson #Bottom quark #Compact Muon Solenoid #Electron #Higgs boson #High-Energy Particle Collisions Research #Jet (fluid) #Large Hadron Collider #Lepton #Muon #Nuclear physics #Pair production #Particle Detector Development and Performance #Particle physics #Particle physics theoretical and experimental studies #Physics #Quark #Top quark #hep-ex #hep-ph

paper · pdf · doi:10.1103/physrevd.88.093008

published as Phys. Rev. D 88, 093008 (2013) · 11 pages, 1 Figure

arxiv created 2013/08/14 · openalex publication_date 2013/11/19 · arxiv updated 2013/11/27 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/05

Abstract

We consider the possible production of the Higgs boson in association with a top-quark pair and its subsequent decay into a tau-lepton pair or a W-boson pair. This process can give rise to many signatures of the Higgs boson. These signatures can have electrons, muons, tau jets, bottom jets and/or light flavor jets. We analyze the viability of some of these signatures. We will look at those signatures where the background is minimal. In particular, we explore the viability of the signatures ``isolated 4 electron/muon'' and ``isolated 3 electron/muon+a jet.'' The jet can be due to a light flavor quark/gluon, a bottom quark, or a tau lepton. Of all these signatures, we find that ``isolated 3 electron/muon+a tau jet,'' with an extra bottom jet, can be an excellent signature of this mode of the Higgs boson production. We show that this signature may be visible within a year, once the Large Hadron Collider (LHC) restarts. Some of the other signatures would also be observable after the Large Hadron Collider accumulates sufficient luminosity.

Citations