English
Related papers

Related papers: Discriminating Higgs production mechanisms using j…

200 papers

In this work, we examine the process at the LHC in which a Higgs boson is produced in association with a t t-bar pair and subsequently decays to a pair of muons. We show that the statistical significance for the discovery of a light,…

High Energy Physics - Phenomenology · Physics 2014-11-18 Shufang Su , Brooks Thomas

A study of the anomalous couplings of the Higgs boson to vector bosons, including $CP$-violation effects, has been conducted using its production and decay in the WW channel. This analysis is performed on proton-proton collision data…

High Energy Physics - Experiment · Physics 2024-08-20 CMS Collaboration

The Higgs-gluon interaction is crucial for LHC phenomenology. To improve the constraints on the CP structure of this coupling, we investigate Higgs production with two jets using machine learning. In particular, we exploit the CP…

High Energy Physics - Phenomenology · Physics 2025-03-31 Henning Bahl , Elina Fuchs , Marc Hannig , Marco Menen

Measurements of the Higgs boson production times decay rates and differential cross-sections have recently been performed by the ATLAS experiment in several decay channels using up to 139 fb$^{-1}$ of proton-proton collision data at…

High Energy Physics - Experiment · Physics 2024-11-25 ATLAS Collaboration

The observation of the standard model (SM) Higgs boson decay to a pair of bottom quarks is presented. The main contribution to this result is from processes in which Higgs bosons are produced in association with a W or Z boson (VH), and are…

High Energy Physics - Experiment · Physics 2018-09-26 CMS Collaboration

We use an effective field theory (EFT) which includes all possible gluon-Higgs dimension-5 and dimension-7 operators to study Higgs boson plus jet production in next-to-leading order QCD. The EFT sheds light on the effect of a finite top…

High Energy Physics - Phenomenology · Physics 2014-11-27 S. Dawson , I. M. Lewis , Mao Zeng

We combine results from CDF and D0's direct searches for the standard model (SM) Higgs boson (H) produced in ppbar collisions at the Fermilab Tevatron at sqrt{s}=1.96 TeV, focusing on the decay H\rightarrow\gamma\gamma. We compute upper…

High Energy Physics - Experiment · Physics 2012-08-27 The CDF Collaboration , the D0 Collaboration , the Tevatron New Physics , Higgs Working Group

The coupling of Higgs with gauge bosons can receive non-decoupling corrections due to heavy quanta. Deviation from the SM predictions are described by a set of parameters e_V, which can be related to the parameters S,T. The Higgs production…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. Lorenzo Diaz-Cruz

We study the production of two electro-weak vector bosons in association with a jet via gluon fusion. In particular we consider the production of $\gamma Zg$, $ZZg$ and $W^{+}W^{-}g$ at hadron colliders and compute their cross-sections.…

High Energy Physics - Phenomenology · Physics 2013-05-30 Pankaj Agrawal , Ambresh Shivaji

We consider the hadronic radiation patterns for the generic process of bb + 2 forward jet production at the LHC, where the (centrally produced) bb originate either from a Higgs, a Z or from standard QCD production processes. A numerical…

High Energy Physics - Phenomenology · Physics 2009-11-10 V. A. Khoze , W. J. Stirling , P. H. Williams

A search is presented for a Higgs boson that is produced via vector boson fusion and that decays to an undetected particle and an isolated photon. The search is performed by the CMS Collaboration at the LHC, using a data set corresponding…

High Energy Physics - Experiment · Physics 2021-03-12 CMS Collaboration

We consider the Higgs boson production at high energy hadron colliders in the framework of the k_T-factorization approach. The attention is focused on the dominant gluon-gluon fusion subprocess. We calculate the total cross section and…

High Energy Physics - Phenomenology · Physics 2009-01-07 A. V. Lipatov , N. P. Zotov

In high energy hadronic collisions, a general CP-violating Higgs boson $\Phi$ with accompanying jets can be efficiently produced via gluon fusion, which is mediated by heavy quark loops. In this letter we study the dominant sub-channel $ gg…

High Energy Physics - Phenomenology · Physics 2015-06-18 Francisco Campanario , Michael Kubocz

We consider the Higgs boson production at high energy hadron colliders in the framework of the $k_T$-factorization approach. The attention is focused on the dominant gluon-gluon fusion subprocess. We show that $k_T$-factorization gives a…

High Energy Physics - Phenomenology · Physics 2016-09-06 A. V. Lipatov , N. P. Zotov

The production of Z bosons via Vector Boson Fusion at the LHC collider at 10 TeV centre-of-mass energy has been studied. The aim is to investigate the possibility to isolate a known Standard Model process to be used as reference for the…

High Energy Physics - Phenomenology · Physics 2010-01-26 Pietro Govoni , Chiara Mariotti

We study Higgs boson production in exclusive jet bins at possible future 33 and 100 TeV proton-proton colliders. We compare the cross sections obtained using fixed-order perturbation theory with those obtained by also resuming large…

High Energy Physics - Phenomenology · Physics 2014-09-10 Radja Boughezal , Christfried Focke , Ye Li , Xiaohui Liu

The rate for Higgs (H) bosons production in association with either one (tH) or two ($\mathrm{t\bar{t}}$H) top quarks is measured in final states containing multiple electrons, muons, or tau leptons decaying to hadrons and a neutrino, using…

High Energy Physics - Experiment · Physics 2021-05-04 CMS Collaboration

The Higgs boson couplings to bottom and top quarks have been measured and agree well with the Standard Model predictions. Decays to lighter quarks and gluons, however, remain elusive. Observing these decays is essential to complete the…

High Energy Physics - Phenomenology · Physics 2020-08-14 Alexandre Alves , Felipe F. Freitas

Higgs pair production is a crucial phenomenological process in deciphering the nature of the TeV scale and the mechanism underlying electroweak symmetry breaking. At the Large Hadron Collider, this process is statistically limited. Pushing…

High Energy Physics - Phenomenology · Physics 2018-04-24 Shankha Banerjee , Christoph Englert , Michelangelo L. Mangano , Michele Selvaggi , Michael Spannowsky

Precise measurement of the Higgs boson properties are important issues for the International Linear Collider (ILC) project to understand the particles mass generation mechanism which strongly related to the coupling with the Higgs boson.…

High Energy Physics - Experiment · Physics 2012-02-23 Hiroaki Ono , Akiya Miyamoto