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Related papers: Mad-Maximized Higgs Pair Analyses

200 papers

The Higgs mechanism is a central part of the Standard Model which has not yet been fully established experimentally without the measurement of the Higgs self-coupling. Future linear $e^+e^-$ colliders are able to access centre-of-mass…

High Energy Physics - Experiment · Physics 2024-02-01 Julie Munch Torndal , Jenny List , Dimitrios Ntounis , Caterina Vernieri

We investigate the determination of Higgs boson couplings to gauge bosons and fermions at the LHC from data on Higgs boson production and decay. We demonstrate that very mild theoretical assumptions, which are valid in general multi-Higgs…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. D"uhrssen , S. Heinemeyer , H. Logan , D. Rainwater , G. Weiglein , D. Zeppenfeld

The Standard Model predicts the value of the Higgs self-coupling but it cannot be measured at LHC. This measurement requires a machine such as the proposed International Linear Collider. Here, the sensitivity to the Higgs self-coupling is…

High Energy Physics - Experiment · Physics 2009-02-02 Michele Faucci Giannelli

A study of two-Higgs-doublet models (2HDM) in the decoupling limit reveals the existence of parameter configurations with a large triple-Higgs self-coupling as the only low-energy trace of a departure from a Standard Model (SM) Higgs…

High Energy Physics - Phenomenology · Physics 2017-08-23 M. Moretti , S. Moretti , F. Piccinini , R. Pittau , A. D. Polosa

To establish the Higgs mechanism experimentally, one has to determine the Higgs self-interaction potential responsible for the electroweak symmetry breaking. This requires a measurement of the trilinear and quadrilinear self-couplings of…

High Energy Physics - Phenomenology · Physics 2009-11-10 R. Belusevic , G. Jikia

A precise measurement of the Higgs boson couplings to bottom and top quarks is of paramount importance during the upcoming LHC runs. We present a comprehensive analysis for the Higgs production process in association with a…

High Energy Physics - Phenomenology · Physics 2016-01-27 Niccolo Moretti , Petar Petrov , Stefano Pozzorini , Michael Spannowsky

Multi-TeV muon colliders promise an unprecedented potential for exploring the particle-physics energy frontier, and, at the same time, can probe with fantastic accuracy the precise structure of the Standard Model, and in particular of the…

High Energy Physics - Phenomenology · Physics 2024-06-07 Mauro Chiesa , Barbara Mele , Fulvio Piccinini

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

Higgs couplings can be measured at a linear collider with high precision. We estimate the uncertainties of such measurements, including theoretical errors. Based on these results we show an extrapolation for a combined analysis at a linear…

High Energy Physics - Phenomenology · Physics 2015-06-12 Markus Klute , Remi Lafaye , Tilman Plehn , Michael Rauch , Dirk Zerwas

We calculate the corrections to the Higgs wave-function renormalization constant arising from modified cubic, quartic, and quintic Higgs self-couplings up to the two-loop level. Using our analytic results, we derive two-dimensional…

High Energy Physics - Phenomenology · Physics 2025-05-28 Ulrich Haisch , Aparna Sankar , Giulia Zanderighi

We present a study of the Higgs production at the LHC via Weak Boson Fusion, with the Higgs boson decaying into a b-quark pair. A detailed partonic LO calculation of all the potential backgrounds is performed. We conclude that this channel…

High Energy Physics - Phenomenology · Physics 2010-04-05 M. L. Mangano , M. Moretti , F. Piccinini , R. Pittau , A. D. Polosa

In this study, the charged Higgs pair production is analyzed for the minimal extension of the standard model called two-higgs-doublet model. The process $\gamma\gamma\rightarrow H^+H^-$ is calculated at the tree level for the ILC and the…

High Energy Physics - Phenomenology · Physics 2016-06-07 Nasuf Sonmez

Observing the production of the Higgs particle in the $\gamma$-$\gamma$ mode of a linear $e^+e^-$ collider allows for the measurement of the $H\gamma\gamma$ coupling. We point out that for the intermediate Higgs mass range this measurement…

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

We studied the pair production rate of charged Higgs bosons via gluon-gluon collisions in the general two-Higgs-doublet model. The analysis of its production are made with possible parameter values of Higgs sectors in this model. We find…

High Energy Physics - Phenomenology · Physics 2008-11-26 Jiang Yi , Han Liang , Ma Wen-Gan , Yu Zeng-Hui , Han Meng

The Higgs boson pair production at a linear $e^+e^-$ collider is analyzed in the $4\tau$ final state in the context of lepton-specific or type IV 2HDMs. Both beams are assumed to be unpolarized. The Higgs boson pairs (HA) are produced…

High Energy Physics - Phenomenology · Physics 2018-12-12 Majid Hashemi

We perform a multivariate analysis of Higgs-pair production via the decay channel $HH \to b\bar b \gamma\gamma$ at the future 100 TeV $pp$ collider to determine the trilinear Higgs self--coupling (THSC) $\lambda_{3H}$, which takes the value…

High Energy Physics - Phenomenology · Physics 2020-10-21 Jubin Park , Jung Chang , Kingman Cheung , Jae Sik Lee

The production of a single charged Higgs boson pair by photon - photon interactions in $pp$ collisions at the LHC is investigated in this exploratory study. We focus on the exclusive production, which is characterized by intact protons and…

High Energy Physics - Phenomenology · Physics 2024-03-05 Laura Duarte , Victor P. Goncalves , Daniel E. Martins , Téssio B. de Melo

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

We study the Higgs pair production process at a muon collider using b-pair decays of the Higgs bosons. Efficient identification and good measurement resolution for the b-jet pair invariant mass are crucial for unearthing the di-Higgs…

High Energy Physics - Experiment · Physics 2023-08-09 K. Black , T. Bose , S. Dasu , H. Jia , S. Lomte , V. Sharma , C. Vuosalo , I. Ojalvo , T. Holmes , L. Lee , M. Swiatlowski , M. Valente , J. Oliver

We evaluate the discovery potential for the heavy Higgs bosons at the LHC energy upgrade with $\sqrt{s}=27$ TeV. We take degenerate mass spectrum and assume near the alignment limit in the Type-II Two Higgs Doublet Model for illustration.…

High Energy Physics - Phenomenology · Physics 2019-05-27 Tong Li
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