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Related papers: Potential Precision on Higgs Couplings and Total W…

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The quartic Higgs-gauge-boson coupling $g_{hhWW}$ is sensitive to the electroweak symmetry breaking mechanism, however, it is challenging to be measured at the large hadron collider. We show that the coupling can be well probed at future…

High Energy Physics - Phenomenology · Physics 2023-12-13 Qing-Hong Cao , Kun Cheng , Yandong Liu , Xiao-Rui Wang

We analyze the prospects for detecting the three neutral Higgs bosons of the Minimal Supersymmetric extension of the Standard Model in the intense-coupling regime at e+e- colliders. Due to the small mass differences between the Higgs states…

High Energy Physics - Phenomenology · Physics 2009-11-10 E. Boos , V. Bunichev , A. Djouadi , H. J. Schreiber

We study the feasibility of a precise measurement of the mass of a 120 GeV MSM Higgs boson through direct reconstruction of ZH->qqH events that would be achieved in a future e+e- linear collider operating at a center-of-mass energy of 500…

High Energy Physics - Experiment · Physics 2007-05-23 Aurelio Juste

We study the effect of theoretical and parametric uncertainties on the ability of future Higgs coupling measurements at the International Linear Collider (ILC) to reveal deviations from the Standard Model (SM). To quantify the impact of…

High Energy Physics - Phenomenology · Physics 2008-11-26 Andrew Droll , Heather E. Logan

Multi-TeV e+e- collisions provide with a large enough sample of Higgs bosons to enable measurements of its suppressed decays. Results of a detailed study of the determination of the muon Yukawa coupling at 3 TeV, based on full detector…

High Energy Physics - Experiment · Physics 2008-11-26 Marco Battaglia

This note is to record an unsucessful idea. I tried hard to persuade myself to write this note as I have spent a significant fraction of time during this summer. For Higgs resonant production and decaying in the $s$ channel, $i \to H \to…

High Energy Physics - Phenomenology · Physics 2021-08-24 Li-Gang Xia

The potential for the measurement of the branching ratio of the Standard Model-like Higgs boson decay into a mu+mu- pair at 1.4 TeV CLIC is analysed. The study is performed using the fully simulated CLIC_ILD detector concept, taking into…

High Energy Physics - Experiment · Physics 2014-12-19 G. Milutinović-Dumbelović , I. Božović-Jelisavčić , C. Grefe , S. Lukić , M. Pandurović , P. Roloff

The FCC-ee offers powerful opportunities to determine the Higgs boson parameters, exploiting over $10^6$ ${\rm e^+e^- \to ZH}$ events and almost $10^5$ ${\rm WW \to H}$ events at centre-of-mass energies around 240 and 365 GeV. This essay…

High Energy Physics - Experiment · Physics 2021-12-07 Paolo Azzurri , Gregorio Bernardi , Sylvie Braibant , David d'Enterria , Jan Eysermans , Patrick Janot , Ang Li , Emmanuel Perez

Production of the Standard Model Higgs-boson at the Photon Collider at TESLA is studied for the Higgs-boson masses above 150 GeV. Simulation of signal and background processes takes into account realistic luminosity spectra and detector…

High Energy Physics - Phenomenology · Physics 2009-11-07 P. Niezurawski , A. F. Zarnecki , M. Krawczyk

Inclusive and differential fiducial cross sections of the Higgs boson are measured in the $H \to ZZ^{*} \to 4\ell$ ($\ell = e,\mu$) decay channel. The results are based on proton$-$proton collision data produced at the Large Hadron Collider…

High Energy Physics - Experiment · Physics 2020-11-11 ATLAS Collaboration

The determination of the Yukawa coupling of the top quark to the Higgs boson is one of the most important measurements that a future e^+e^- linear collider could provide. For a Higgs boson of mass greater than 350 GeV, this coupling can be…

High Energy Physics - Phenomenology · Physics 2009-10-31 Juan Alcaraz , Ester Ruiz Morales

We perform a multi-parameter global analysis of all data available till date from the ATLAS, CMS and Tevatron experiments, on the signals of a Higgs boson, to investigate how much scope exists for departure from the standard model…

High Energy Physics - Phenomenology · Physics 2012-10-12 Shankha Banerjee , Satyanarayan Mukhopadhyay , Biswarup Mukhopadhyaya

Now that the Higgs boson has been observed by the ATLAS and CMS experiments at the LHC, the next important step would be to measure accurately its properties to establish the details of the electroweak symmetry breaking mechanism. Among the…

High Energy Physics - Phenomenology · Physics 2013-07-19 J. Baglio , A. Djouadi , R. Grober , M. M. Muhlleitner , J. Quevillon , M. Spira

The recent discovery of a Higgs boson at LHC, while establishing the Higgs mechanism as the way of electroweak symmetry breaking, started an era of precision measurements involving the Higgs boson. In an effective Lagrangian framework, we…

High Energy Physics - Phenomenology · Physics 2014-08-26 Satendra Kumar , P. Poulose

We study the impact of Higgs precision measurements at a high-energy and high-luminosity linear electron positron collider, such as CLIC or the ILC, on the parameter space of a strongly interacting Higgs boson. Some combination of anomalous…

High Energy Physics - Phenomenology · Physics 2014-02-20 Roberto Contino , Christophe Grojean , Duccio Pappadopulo , Riccardo Rattazzi , Andrea Thamm

We discuss discovery potentials for a 140 GeV Standard Model Higgs boson produced in e+e- collisions at 360 GeV, including all potential irreducible and reducible background contributions. In the second part of the study, we estimate the…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Sachwitz , H. J. Schreiber , S. Shichanin

While the recent discovery of a Higgs-like boson at the LHC is an extremely important and encouraging step towards the discovery of the {\it complete} standard model(SM), the current information on this state does not rule out possibility…

High Energy Physics - Phenomenology · Physics 2015-02-13 Diptimoy Ghosh , Rohini Godbole , Monoranjan Guchait , Kirtimaan Mohan , Dipan Sengupta

The possibility to observe a Higgs boson having a mass between 300 and 600 GeV and to measure its couplings to vector bosons and top quark with CMS at the LHC is studied. Six different signatures are analyzed. The possibility to separate…

High Energy Physics - Experiment · Physics 2009-09-25 A. -S. Nicollerat

We perform global fits of the Higgs boson couplings to the full Higgs datasets collected at the LHC with the integrated luminosities per experiment of approximately 5/fb at 7 TeV, 20/fb at 8 TeV, and up to 139/fb at 13 TeV. Our combined…

High Energy Physics - Phenomenology · Physics 2024-07-17 Yongtae Heo , Dong-Won Jung , Jae Sik Lee

After the discovery of the Higgs boson at the LHC, it is natural to start the research program on the precision study of the Higgs-boson couplings to various standard model (SM) particles. We provide a generic framework for the deviations…

High Energy Physics - Phenomenology · Physics 2015-06-15 Kingman Cheung , Jae Sik Lee , Po-Yan Tseng