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Related papers: High mass diffraction at the LHC

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Feasibility studies of an observation of the exclusive diffractive bremsstrahlung in proton-proton scattering at the LHC are reported. A simplified approach to the photon and the scattered proton energy reconstruction is used. The…

High Energy Physics - Experiment · Physics 2016-07-20 J. J. Chwastowski , S. Czekierda , R. Kycia , R. Staszewski , J. Turnau , M. Trzebiński

We propose a new experiment at the Large Hadron Collider (LHC) that offers a powerful and model-independent probe for milli-charged particles. This experiment could be sensitive to charges in the range $10^{-3}e - 10^{-1}e$ for masses in…

High Energy Physics - Phenomenology · Physics 2015-07-01 Andrew Haas , Christopher S. Hill , Eder Izaguirre , Itay Yavin

Signature of heavier charged Higgs boson, much above the top quark mass, is investigated at the LHC Run 2 experiments, following its decay mode via top and bottom quark focusing on both hadronic and leptonic signal final states. The generic…

High Energy Physics - Phenomenology · Physics 2019-01-07 Monoranjan Guchait , Aravind H. Vijay

High-energy photon-proton interactions at the LHC offer interesting possibilities for the study of the electroweak sector up to TeV scale and searches for processes beyond the Standard Model. An analysis of the W associated single top…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. de Favereau de Jeneret , S. Ovyn

Constraints on models which predict resonant top-quark pair production at the LHC are provided via a reinterpretation of the Standard Model (SM) particle level measurement of the top-anti-top invariant mass distribution, $m(t\bar{t})$. We…

High Energy Physics - Phenomenology · Physics 2018-02-28 Diogo Buarque Franzosi , Federica Fabbri , Steffen Schumann

We present a study of the LHC sensitivity to the W boson mass based on simulation studies. We find that both experimental and phenomenological sources of systematic uncertainties can be strongly constrained with Z measurements: the…

High Energy Physics - Experiment · Physics 2019-08-13 N. Besson , M. Boonekamp , E. Klinkby , T. Petersen , S. Mehlhase

The first measurement of diffractive scattering of quasi-real photons with large momentum transfer is made using the H1 detector at HERA. Single differential cross sections are measured as a function of W, the incident photon-proton centre…

High Energy Physics - Experiment · Physics 2019-08-14 Tomas Hreus

Measurements of single Higgs production and its decays are in good agreement with the Standard Model. There is still room for large modifications in double Higgs production at LHC, though these effects may be correlated with large…

High Energy Physics - Phenomenology · Physics 2021-09-15 Leandro Da Rold , Manuel Epele , Anibal Medina , Nicolás I. Mileo , Alejandro Szynkman

Diffractive processes possible to be measured at the LHC are listed and briefly discussed. This includes soft (elastic scattering, exclusive meson pair production, diffractive bremsstrahlung) and hard (single and double Pomeron exchange…

High Energy Physics - Phenomenology · Physics 2019-09-25 Maciej Trzebinski

We study the determination of the top-quark mass using leptonic observables in t-channel single top-quark production at the LHC. We demonstrate sensitivity of transverse momentum of the charged lepton on the input top-quark mass. We present…

High Energy Physics - Phenomenology · Physics 2021-04-28 Mei Sen Gao , Shu Run Yuan , Jun Gao

We study single top production in association with a charged Higgs in the type II two Higgs doublet model at the Large Hadron Collider. The polarization of the top, reflected in the angular distributions of its decay products, can be a…

High Energy Physics - Phenomenology · Physics 2015-03-17 Katri Huitu , Santosh Kumar Rai , Kumar Rao , Saurabh D. Rindani , Pankaj Sharma

We study high-pt jets from QCD and from highly-boosted massive particles such as tops, W, Z and Higgs, and argue that infrared-safe observables can help reduce QCD backgrounds. Jets from QCD are characterized by different patterns of energy…

High Energy Physics - Phenomenology · Physics 2014-11-18 Leandro G. Almeida , Seung J. Lee , Gilad Perez , George Sterman , Ilmo Sung , Joseph Virzi

Determining the form of the Higgs potential is one of the most exciting challenges of modern particle physics. Higgs pair production directly probes the Higgs self-coupling and should be observed in the near future at the High-Luminosity…

High Energy Physics - Phenomenology · Physics 2024-11-15 Radha Mastandrea , Benjamin Nachman , Tilman Plehn

This study utilises the Higgs Characterization model to investigate the $CP$ properties of the Higgs coupling to the top quark using the $tH$ and $t\bar{t}H$ generation processes. This is done via simulations of proton-proton collisions…

High Energy Physics - Phenomenology · Physics 2019-11-22 Martin Mosny

A simulation of the search for the Standard Model Higgs boson at the LHC, in the channel gg -> H -> WW -> lnu lnu, is described. Higher-order QCD corrections are taken into account by using a reweighting procedure, which allows us to…

High Energy Physics - Phenomenology · Physics 2009-11-10 G. Davatz , G. Dissertori , M. Dittmar , M. Grazzini , F. Pauss

Close to one half of the LHC events are expected to be due to elastic or inelastic diffractive scattering. Still, predictions based on extrapolations of experimental data at lower energies differ by large factors in estimating the relative…

High Energy Physics - Experiment · Physics 2010-04-22 Mikael Kuusela , Jerry W. Lamsa , Eric Malmi , Petteri Mehtala , Risto Orava

A reliable determination of the Higgs production mechanism in hadron collider experiments is essential in the program of the measurements of the Higgs couplings. We employ weak supervision, CWoLa in particular, to train deep neural networks…

High Energy Physics - Phenomenology · Physics 2025-11-25 Kai-Feng Chen , Yi-An Chen , Cheng-Wei Chiang , Feng-Yang Hsieh

Extrapolations of sensitivity to new interactions and standard model parameters critically inform the programme at the Large Hadron Collider (LHC) and potential future collider cases. To this end, statistical considerations based on…

High Energy Physics - Phenomenology · Physics 2024-07-23 Alberto Belvedere , Christoph Englert , Roman Kogler , Michael Spannowsky

In this review, we present and discuss the most recent results on inclusive and exclusive diffractive processes at HERA and Tevatron colliders. Measurements from fixed target experiments at HERMES and Jefferson laboratory are also reviewed.…

High Energy Physics - Phenomenology · Physics 2012-07-04 Laurent Schoeffel

We present powerful new analysis techniques to constrain effective field theories at the LHC. By leveraging the structure of particle physics processes, we extract extra information from Monte-Carlo simulations, which can be used to train…

High Energy Physics - Phenomenology · Physics 2018-09-19 Johann Brehmer , Kyle Cranmer , Gilles Louppe , Juan Pavez
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