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Related papers: Probing 6D Operators at Future $e^-e^+$ Colliders

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We probe the dimension-six operators contributing to Higgs production in association with a $Z$ boson at the future high-luminosity electron-positron colliders. Potential constraints on dimension-six operators in the Higgs sector are…

High Energy Physics - Phenomenology · Physics 2017-03-29 Hamzeh Khanpour , Mojtaba Mohammadi Najafabadi

The littlest Higgs model is the most economical one among various little Higgs models. In the context of the littlest Higgs model, we study the process $e^{+}e^{-}\to e^{+}e^{-}H$ at the ILC and calculate the correction of the littlest…

High Energy Physics - Phenomenology · Physics 2011-09-13 Xuelei Wang , Yaobei Liu , Jihong Chen , Hua Yang

High-energy $\gamma\gamma$ colliders constitute a potential running mode of future $e^+ e^-$ colliders such as the ILC and CLIC. We study the sensitivity of a high-energy $\gamma\gamma$ collider to the Higgs portal scenario to a hidden…

High Energy Physics - Phenomenology · Physics 2020-11-10 Adrian Garcia-Abenza , Jose Miguel No

We investigate the potential of future TeV linear e^+e^- colliders to observe singly-charged Higgs bosons ($H^\pm$) via the coupling $H^\pm W^\mp Z$, which would signal the existence of exotic Higgs representations. In the context of a…

High Energy Physics - Phenomenology · Physics 2009-10-28 Kingman Cheung , Roger J. N. Phillips , Apostolos Pilaftsis

When Higgs boson candidates will be found at future colliders, it becomes imperative to determine their properties, beyond the mass, production cross section and decay rates. Other crucial properties are those related to the behaviour under…

High Energy Physics - Phenomenology · Physics 2014-11-17 P. Osland

We present growing excesses consistent with a 95 GeV scalar. We provide a comprehensive analysis of the Two Higgs Doublet Model and an additional singlet (2HDM+S) at future $e^{+} e^{-}$ collider. In particular, we provide a precise mass…

High Energy Physics - Phenomenology · Physics 2023-12-20 Karabo Mosala , Thuso Mathaha , Mukesh Kumar , Bruce Mellado

The Future Circular Collider (FCC) is a post-LHC project aiming at direct and indirect searches for physics beyond the SM in a new 100 km tunnel at CERN. In addition, the FCC-ee offers unique possibilities for high-precision studies of the…

High Energy Physics - Experiment · Physics 2022-08-26 Francesco Giuli

Future Higgs Factories will allow the precise study of $e^{-}e^{+}\rightarrow q\bar{q}$ with $q=s,c,b,t$ interactions at different energies, from the Z-pole up to high energies never reached before. In this contribution, we will discuss the…

High Energy Physics - Experiment · Physics 2023-10-31 A. Irles , J. P. Marquez

We present recent developments in the diagnostic study of heavy gauge bosons at future colliders with the emphasis on the determination of gauge couplings of $Z'$ to quarks and leptons. Proposed diagnostic probes at future hadron colliders…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. Cvetic , F. del Aguila , P. Langacker

In the framework of the little higgs scenario, coupling constants of several interactions are related to each other to guarantee the stability of the higgs boson mass at one-loop level. This relation is called the little higgs mechanism. We…

High Energy Physics - Phenomenology · Physics 2015-05-30 Keisuke Harigaya , Shigeki Matsumoto , Mihoko M. Nojiri , Kohsaku Tobioka

We introduce a numerical package FORward Experiment SEnsitivity Estimator, or FORESEE, that can be used to simulate the expected sensitivity reach of experiments placed in the far-forward direction from the proton-proton interaction point.…

High Energy Physics - Phenomenology · Physics 2021-08-25 Felix Kling , Sebastian Trojanowski

The prospects for a precise exploration of the properties of a single or many observed Higgs bosons at future accelerators are summarized, with particular emphasis on the abilities of a Linear Collider (LC). Some implications of these…

High Energy Physics - Phenomenology · Physics 2019-08-14 J. Conway , K. Desch , J. F. Gunion , S. Mrenna , D. Zeppenfeld

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

The Future Circular Collider (FCC-ee) offers the unique opportunity of studying the Higgs coupling to the electron, $y_e$, via resonant s-channel production, $e^+e^- \to H$, in a dedicated run at $\sqrt{s} = m_H$. The signature for direct…

High Energy Physics - Experiment · Physics 2022-02-08 David d'Enterria , Andres Poldaru , George Wojcik

We perform the fit of electroweak precision observables within the Standard Model with a 126 GeV Higgs boson, compare the results with the theoretical predictions and discuss the impact of recent experimental and theoretical improvements.…

High Energy Physics - Phenomenology · Physics 2015-06-16 Marco Ciuchini , Enrico Franco , Satoshi Mishima , Luca Silvestrini

In recent years there have been many proposals for new electron-positron colliders, such as the Circular Electron-Positron Collider, the International Linear Collider, and the Future Circular Collider in electron-positron mode. Much of the…

High Energy Physics - Phenomenology · Physics 2021-12-10 Pierce Giffin , Ian M. Lewis , Ya-Juan Zheng

The hadron collider phase of the Future Circular Collider (FCC-hh) is a proton-proton collider operating at a center-of-mass energy of 100 TeV. It is one of the most ambitious projects planned for the rest of this century and offers ample…

High Energy Physics - Experiment · Physics 2023-12-07 Birgit Stapf , Angela Taliercio , Elisabetta Gallo , Kerstin Tackmann , Paola Mastrapasqua

This paper reviews the potential of a high luminosity e+e- linear collider (LC) in the precision study of the Higgs boson profile. The complementarity of the linear collider data with that from the LHC is also discussed together with a…

High Energy Physics - Phenomenology · Physics 2009-11-07 Marco Battaglia , Klaus Desch

The theoretical structure of the Higgs sector of the Minimal Supersymmetric Standard Model (MSSM) is briefly described. An outline of Higgs phenomenology at future lepton colliders is presented, and some opportunities for probing the…

High Energy Physics - Phenomenology · Physics 2011-04-15 Howard E. Haber

Studying the properties of the Higgs boson can be an important window to explore the physics beyond the Standard Model (SM). In this work, we present studies on the implications of the Higgs precision measurements at future Higgs Factories.…

High Energy Physics - Phenomenology · Physics 2019-06-26 Ning Chen , Jiayin Gu , Tao Han , Honglei Li , Zhen Liu , Huayang Song , Shufang Su , Wei Su , Yongcheng Wu , Jin Min Yang