Results 71 to 80 of about 6,268 (168)

Higgs production amidst the LHC detector

open access: yesPhysical Review D, 2013
We investigate the spectacular collider signatures of macroscopically displaced, neutral particles that decay to Higgs bosons and missing energy. We show that such long-lived particles arise naturally in a very minimal extension of the Standard Model with only two new fermions with electroweak interactions.
Jaiswal, Prerit   +2 more
openaire   +3 more sources

Triple top signal as a probe of charged Higgs in a 2HDM

open access: yesPhysics Letters B, 2018
Within the framework of the type-II Two Higgs Doublet Model (2HDM-II) we study the production of three top quarks at the Large Hadron Collider (LHC). In the Standard Model the production cross section of three tops is low (≈3 fb), while it is expected to
Riley Patrick   +2 more
doaj   +1 more source

Measurement of the triple Higgs coupling at a HE-LHC

open access: yesJournal of High Energy Physics, 2019
The currently unmeasured triple Higgs coupling is one of the strong motivations for future physics programs at the LHC and beyond. A sufficiently precise measurement can lead to qualitative changes in our understanding of electroweak symmetry breaking ...
Samuel Homiller, Patrick Meade
doaj   +1 more source

Higgs production at NNLOPS

open access: yes, 2014
5 pages, 2 figures. Submitted to the proceedings of the 49th Rencontres de Moriond on QCD and High Energy Interactions, March 22-29, 2014, La ...
openaire   +2 more sources

Top partners and Higgs boson production

open access: yesPhysical Review D, 2014
The Higgs boson is produced at the LHC through gluon fusion at roughly the Standard Model rate. New colored fermions, which can contribute to $gg\rightarrow h$, must have vector-like interactions in order not to be in conflict with the experimentally measured rate.
Chen, Chien-Yi   +2 more
openaire   +4 more sources

Testing CP properties of the Higgs boson coupling to τ leptons with heterogeneous graphs

open access: yesJournal of High Energy Physics
In this paper we explore the possibility of utilizing Deep Learning in measuring the CP properties of the coupling of Higgs boson to τ leptons at the High Luminosity Large Hadron Collider.
W. Esmail   +3 more
doaj   +1 more source

Triple Higgs coupling as a probe of the twin-peak scenario

open access: yesPhysics Letters B, 2015
In this letter, we investigate the case of a twin peak around the observed 125 GeV scalar resonance, using di-Higgs production processes at both LHC and e+e− Linear Colliders.
Amine Ahriche   +2 more
doaj   +1 more source

Total and Differential Cross Sections for Higgs and Top-Quark Production

open access: yesUniverse, 2018
I present theoretical calculations for Higgs-boson and top-quark production, including high-order soft-gluon corrections. I discuss charged-Higgs production in association with a top quark or a W boson, as well as single-top and top-antitop production ...
Nikolaos Kidonakis
doaj   +1 more source

Constraints on the trilinear and quartic Higgs couplings from triple Higgs production at the LHC and beyond

open access: yesEuropean Physical Journal C: Particles and Fields
Experimental information on the trilinear Higgs boson self-coupling $$\kappa _3$$ κ 3 and the quartic self-coupling $$\kappa _4$$ κ 4 will be crucial for gaining insight into the shape of the Higgs potential and the nature of the electroweak phase ...
Panagiotis Stylianou, Georg Weiglein
doaj   +1 more source

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