English
Related papers

Related papers: Gluon-initiated associated production boosts Higgs…

200 papers

The Higgs production and decay rates offer a new way to probe new physics beyond the Standard Model. While dynamics aiming at alleviating the hierarchy problem generically predict deviations in the Higgs rates, the current experimental…

High Energy Physics - Phenomenology · Physics 2015-06-18 Christophe Grojean , Ennio Salvioni , Matthias Schlaffer , Andreas Weiler

Pair production of Z bosons in association with a hard jet is an important background for Higgs particle or new physics searches at the LHC. The loop-induced gluon-fusion process gg > ZZg contributes formally only at the…

High Energy Physics - Phenomenology · Physics 2015-06-12 Francisco Campanario , Qiang Li , Michael Rauch , Michael Spira

Vector-boson pair production is an important background for Higgs boson and new physics searches at the Large Hadron Collider LHC. We have calculated the loop-induced gluon-fusion process gg -> WW -> leptons, allowing for arbitrary…

High Energy Physics - Phenomenology · Physics 2008-11-26 T. Binoth , M. Ciccolini , N. Kauer , M. Krämer

Pair production of W bosons constitutes an important background to Higgs boson and new physics searches at the Large Hadron Collider LHC. We have calculated the loop-induced gluon-fusion process gg -> W*W* -> leptons, including intermediate…

High Energy Physics - Phenomenology · Physics 2016-08-16 T. Binoth , M. Ciccolini , N. Kauer , M. Krämer

We consider the production of two Higgs bosons in association with a gauge boson or another Higgs boson at the hadron colliders. We compute the cross sections and distributions for the processes $ p p \to H H H $ and $H H Z$ within the…

High Energy Physics - Phenomenology · Physics 2018-02-21 Pankaj Agrawal , Debashis Saha , Ambresh Shivaji

We analyse the associated production of Higgs and $Z$ boson via heavy-quark loops at the LHC in the Standard Model and beyond. We first review the main features of the Born $2\to 2$ production, and in particular discuss the high-energy…

High Energy Physics - Phenomenology · Physics 2015-03-06 B. Hespel , F. Maltoni , E. Vryonidou

The process of gluon-initiated double Higgs production is sensitive to non-linear interactions of the Higgs boson. In the context of the Standard Model, studies of this process focused on the extraction of the Higgs trilinear coupling. In a…

High Energy Physics - Phenomenology · Physics 2015-06-05 Roberto Contino , Margherita Ghezzi , Mauro Moretti , Giuliano Panico , Fulvio Piccinini , Andrea Wulzer

The Higgs pair production in gluon fusion is a sensitive probe of beyond-Standard Model (BSM) phenomena and its detection is a major goal for the LHC and higher energy hadron collider experiments. In this work we reanalyze the possible…

High Energy Physics - Phenomenology · Physics 2018-04-17 Peisi Huang , Aniket Joglekar , Min Li , Carlos E. M. Wagner

Higgs Bosons produced via gluon-gluon fusion (ggF) with large transverse momentum ($p_T$) are sensitive probes of physics beyond the Standard Model. However, high $p_T$ Higgs Boson production is contaminated by a diversity of production…

High Energy Physics - Phenomenology · Physics 2022-06-30 Yi-Lun Chung , Shih-Chieh Hsu , Benjamin Nachman

In many new physics scenarios, the particle content of the Standard Model is extended and the Higgs couplings are modified, sometimes without affecting single Higgs production. We analyse two models with additional quarks. In these models,…

High Energy Physics - Phenomenology · Physics 2014-10-20 Sally Dawson , Elisabetta Furlan , Ian Lewis

In this paper we complete our re-assessment of the production of W boson pairs at the LHC, by calculating analytic results for the gg -> W+ W- -> (\nu l l\nu) process including the effect of massive quarks circulating in the loop. Together…

High Energy Physics - Phenomenology · Physics 2015-05-28 John M. Campbell , R. Keith Ellis , Ciaran Williams

Higgs production in association with three jets via gluon fusion (GF) is an important channel for the measurement of the CP-properties of the Higgs particle at the LHC. In this letter, we go beyond the heavy top effective theory…

High Energy Physics - Phenomenology · Physics 2013-10-02 Francisco Campanario , Michael Kubocz

We study the associated production of a charged Higgs and a W boson in high-energy pp collisions at the Large Hadron Collider. This is an interesting process for charged Higgs discovery, or exclusion, since the production cross section…

High Energy Physics - Phenomenology · Physics 2012-04-25 R. Enberg , R. Pasechnik , O. Stål

In this letter we study a novel effect of a hidden sector coupling to the standard model Higgs boson: an enhancement of the Higgs pair production cross section near threshold due to bound state effects. After summing the ladder…

High Energy Physics - Phenomenology · Physics 2011-08-10 A. C. A. Oliveira , R. Rosenfeld

We study Higgs + jet production at hadron colliders in order to look for new physics residual effects possibly described by the $dim=6$ operators ${\O}_{GG}$ and ${\widetilde\O}_{GG}$ which induce anomalous $Hgg$ and $Hggg$ couplings. Two…

High Energy Physics - Phenomenology · Physics 2008-11-26 G. J. Gounaris , J. Layssac , F. M. Renard

We explore the sensitivity to new physics for the coupling of the Higgs boson ($h$) and top quark ($t$) at high energy scales with the process $pp\to t\bar{t}h$ at the high-luminosity LHC. This process probes the coupling in both the…

High Energy Physics - Phenomenology · Physics 2022-01-06 Roshan Mammen Abraham , Dorival Gonçalves , Tao Han , Sze Ching Iris Leung , Han Qin

In the upcoming LHC run we will be able to probe the structure ofthe loop--induced Higgs--gluon coupling through kinematics. First, we establish state-of-the-art simulations with up to two jets to next-to-leading order including top mass…

High Energy Physics - Phenomenology · Physics 2015-06-23 Malte Buschmann , Dorival Goncalves , Silvan Kuttimalai , Marek Schonherr , Frank Krauss , Tilman Plehn

Higgs bosons can be produced copiously at the LHC via gluon fusion induced by top and bottom quark loops, and can be enhanced strongly if extra heavy quarks exist. We present results for Higgs +zero-, one- and two-jet production at the LHC,…

High Energy Physics - Phenomenology · Physics 2011-11-07 Qiang Li , Michael Spira , Jun Gao , Chong Sheng Li

We present an analysis of the loop-induced couplings of the Higgs boson to the massless gauge fields (gluons and photons) in the warped extra dimension models where all Standard Model fields propagate in the bulk. We show that in such…

High Energy Physics - Phenomenology · Physics 2014-11-21 Aleksandr Azatov , Manuel Toharia , Lijun Zhu

We study the effects of top-Higgs anomalous coupling in the production of a pair of Higgs boson via gluon fusion at the Large Hadron Collider (LHC). The introduction of anomalous $ttH$ coupling can alter the hadronic double Higgs boson…

High Energy Physics - Phenomenology · Physics 2015-06-17 Kenji Nishiwaki , Saurabh Niyogi , Ambresh Shivaji
‹ Prev 1 2 3 10 Next ›