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Related papers: Higgs Production Classifier using Weak Supervision

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We show that neural network classifiers can be used to discriminate Higgs production from background at LHC for $ 150< M_H<200$ GeV. The results compare favourably with ordinary multivariate analysis.

High Energy Physics - Phenomenology · Physics 2009-10-28 P. Chiappetta , P. Colangelo , P. De Felice , G. Nardulli , G. Pasquariello

Radiative corrections of strong and electroweak interactions are presented at next-to-leading order for Higgs-boson production in the weak-boson-fusion channel at the LHC. The calculation includes all weak-boson fusion and quark-antiquark…

High Energy Physics - Phenomenology · Physics 2009-04-14 Mariano Ciccolini , Ansgar Denner , Stefan Dittmaier

We analyze the production of Higgs particles at the early stage of the CERN large Hadron Collider with a 7 TeV center of mass energy (lHC). We first consider the case of the Standard Model Higgs boson that is mainly produced in the…

High Energy Physics - Phenomenology · Physics 2015-03-17 Julien Baglio , Abdelhak Djouadi

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

Following the HL-LHC era, proposed lepton colliders highlight the need to study various important Higgs boson production mechanisms to precisely probe the Standard Model Higgs sector. We propose a novel mechanism $e^\pm \gamma \rightarrow…

High Energy Physics - Phenomenology · Physics 2026-03-31 Pankaj Agrawal , Biswajit Das , Tousik Samui

Based on a vector triplet model we study a possible failure of dimension-6 operators in describing LHC Higgs kinematics. First, we illustrate that including dimension-6 contributions squared can significantly improve the agreement between…

High Energy Physics - Phenomenology · Physics 2016-10-05 Anke Biekötter , Johann Brehmer , Tilman Plehn

The standard model production of two photons is one of the most important backgrounds to light Higgs boson production at the LHC. In this talk we discuss the di-photon background, with emphasis on the effects of the recently calculated…

High Energy Physics - Phenomenology · Physics 2007-05-23 Zvi Bern , Lance Dixon , Carl Schmidt

We perform detailed study of the Higgs production and decay, when Higgs is emitted from the black holes produced in proton-proton collisions at the Large Hadron Collider. We show that black hole production can significantly enhance the…

High Energy Physics - Phenomenology · Physics 2011-01-27 Arif Emre Erkoca , Gouranga C. Nayak , Ina Sarcevic

We present a calculation of all relevant contributions to associated production of a Higgs boson with a weak gauge boson in the 2-Higgs-Doublet Model (2HDM) at the LHC, $pp \rightarrow V\phi$, with $\phi\in\{h,H^0,A\}$ and $V\in\{W,Z\}$.…

High Energy Physics - Phenomenology · Physics 2014-06-17 Robert V. Harlander , Stefan Liebler , Tom Zirke

The Higgs potential is vital to understand the electroweak symmetry breaking mechanism, and probing the Higgs self-interaction is arguably one of the most important physics targets at current and upcoming collider experiments. In…

High Energy Physics - Phenomenology · Physics 2022-09-22 Li Huang , Su-beom Kang , Jeong Han Kim , Kyoungchul Kong , Jun Seung Pi

The ATLAS experiment at the LHC has measured the Higgs boson couplings and mass, and searched for invisible Higgs boson decays, using multiple production and decay channels with up to 4.7 fb$^{-1}$ of $pp$ collision data at $\sqrt{s}=7$ TeV…

High Energy Physics - Experiment · Physics 2015-12-22 ATLAS Collaboration

The associated production of a Higgs boson with a $W$ or $Z$ boson decaying into leptons and where the Higgs boson decays to a $b\bar{b}$ pair is measured in the high vector-boson transverse momentum regime, above 250 GeV, with the ATLAS…

High Energy Physics - Experiment · Physics 2021-04-28 ATLAS Collaboration

We present results of QCD corrections to Higgs boson production at the CERN Large Hadron Collider. Potentially large logarithmic contributions from multiple soft-gluon emission are summed up to all order in the strong coupling. Various…

High Energy Physics - Phenomenology · Physics 2009-10-31 C. Balazs , C. -P. Yuan

We review the present status of the QCD corrected cross sections and kinematic distributions for the production of a Higgs boson in association with bottom quarks at the Fermilab Tevatron and CERN Large Hadron Collider. Results are…

High Energy Physics - Phenomenology · Physics 2009-11-11 S. Dawson , C. B. Jackson , L. Reina , D. Wackeroth

The Higgs boson is thought to provide the interaction that imparts mass to the fundamental fermions, but while measurements at the Large Hadron Collider (LHC) are consistent with this hypothesis, current analysis techniques lack the…

High Energy Physics - Phenomenology · Physics 2015-03-25 Pierre Baldi , Peter Sadowski , Daniel Whiteson

We use unlabeled collision data and weakly-supervised learning to train models which can distinguish prompt muons from non-prompt muons using patterns of low-level particle activity in the vicinity of the muon, and interpret the models in…

High Energy Physics - Experiment · Physics 2023-06-29 Edmund Witkowski , Benjamin Nachman , Daniel Whiteson

We present a study of Higgs boson production in vector boson fusion and in association with a vector boson and its decay to two vector bosons, with a focus on the treatment of virtual loops and virtual photons. Our analysis is performed…

High Energy Physics - Phenomenology · Physics 2022-08-22 Jeffrey Davis , Andrei V. Gritsan , Lucas S. Mandacaru Guerra , Savvas Kyriacou , Jeffrey Roskes , Markus Schulze

The LHC experiments have analyzed the 7 and 8 TeV LHC data in the main Higgs production and decay modes. Current analyses only loosely constrain an anomalous top-Higgs coupling in a direct way. In order to strongly constrain this coupling,…

High Energy Physics - Phenomenology · Physics 2013-09-27 Sanjoy Biswas , Emidio Gabrielli , Fabrizio Margaroli , Barbara Mele

We analyze the production and detection of the Higgs boson in the next generation of linear $e^+e^-$ colliders operating in the $e\gamma$ mode. In particular, we study the production mechanism $e + \gamma \rightarrow e \gamma \gamma…

High Energy Physics - Phenomenology · Physics 2009-10-22 O. J. P. Eboli , M. C. Gonzalez-Garcia , S. F. Novaes

We study the production of a Higgs boson recoiling from a massless invisible system in $e^ + e^ -$ collisions. This is a quite distinctive signature that can arise when the Higgs boson is produced in association with a massless dark photon,…

High Energy Physics - Phenomenology · Physics 2016-09-06 Sanjoy Biswas , Emidio Gabrielli , Matti Heikinheimo , Barbara Mele