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Related papers: Sensitivity to anomalous $ZZH$ couplings at the In…

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The measurement of the Higgs coupling to W bosons is an important program at the international linear collider (ILC) to search for the anomaly in the coupling to the gauge bosons. We study the sensitivity of ILC to the Higgs anomalous…

High Energy Physics - Phenomenology · Physics 2010-06-18 Yosuke Takubo , Katsumasa Ikematsu , Nobuchika Okada , Robert N. Hodgkinson , Keisuke Fujii

We examine, in a model independent way, the sensitivity of a Linear Collider to the couplings of a light Higgs boson to gauge bosons. Including the possibility of CP violation, we construct several observables that probe the different…

High Energy Physics - Phenomenology · Physics 2014-11-18 Sudhansu S. Biswal , Debajyoti Choudhury , Rohini M. Godbole , Ritesh K. Singh

Measurement of the Higgs coupling to W-bosons is an important test of our understanding of the electroweak symmetry breaking mechanism. We study the sensitivity of the International Linear Collider (ILC) to the presence of anomalous HW+W-…

High Energy Physics - Phenomenology · Physics 2015-03-17 Yosuke Takubo , Robert N. Hodgkinson , Katsumasa Ikematsu , Keisuke Fujii , Nobuchika Okada , Hitoshi Yamamoto

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

In this study, we explore various lab-frame angular observables at Large Hadron-electron Collider (LHeC) to test their sensitivity on the most general structure of the Higgs ($H$) to neutral weak boson ($Z$) coupling ($HZZ$) via the process…

High Energy Physics - Phenomenology · Physics 2025-06-04 Pramod Sharma , Ambresh Shivaji

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 present a study of the sensitivity of an International Linear Collider (ILC) to electroweak parameters in the absence of a light Higgs boson. In particular, we consider those parameters that have been inaccessible at previous colliders,…

High Energy Physics - Phenomenology · Physics 2009-09-29 M. Beyer , W. Kilian , P. Krstonosic , K. Monig , J. Reuter , E. Schmidt , H. Schroder

The International Linear Collider (ILC) will allow the precise study of $e^{-}e^{+}\rightarrow q\bar{q}$ interactions at different center-of-mass energies from the $Z$-pole to 1 TeV. In this paper, we discuss the experimental prospects for…

High Energy Physics - Phenomenology · Physics 2024-06-03 A. Irles , J. P. Márquez , R. Pöschl , F. Richard , A. Saibel , H. Yamamoto , N. Yamatsu

The $HZ\gamma $ coupling, which is highly sensitive to the new physics beyond the standard model, is studied through the process $pp\rightarrow p\gamma p\rightarrow pHX$ at the LHC. To this purpose, an effective Lagrangian, in a model…

High Energy Physics - Phenomenology · Physics 2016-10-11 S. Taheri Monfared , Sh. Fayazbakhsh , M. Mohammadi Najafabadi

New heavy neutral gauge bosons Z' are predicted by many models of physics beyond the Standard Model. It is quite possible that Z's are heavy enough to lie beyond the discovery reach of the CERN Large Hadron Collider LHC, in which case only…

High Energy Physics - Phenomenology · Physics 2015-06-05 V. V. Andreev , G. Moortgat-Pick , P. Osland , A. A. Pankov , N. Paver

The production of a Higgs boson in association with a $Z$ at an electron-positron collider is one of the cleanest methods for the measurement of the couplings of the Higgs boson. In view of the large production cross section at energies a…

High Energy Physics - Phenomenology · Physics 2023-04-28 Kumar Rao , Saurabh D. Rindani , Priyanka Sarmah , Balbeer Singh

We consider the observable effects of CP-violating anomalous $ZZh$ interaction arising from gauge invariant dimension-6 operators at the Large Hadron Collider (LHC), with the purpose of distinguishing them from not only the standard model…

High Energy Physics - Phenomenology · Physics 2016-07-05 Siddharth Dwivedi , Dilip Kumar Ghosh , Biswarup Mukhopadhyaya , Ambresh Shivaji

The recent discovery of a Higgs boson at the 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,…

High Energy Physics - Phenomenology · Physics 2019-07-24 Satendra Kumar , Poulose Poulose , Rafiqul Rahaman , Ritesh K. Singh

We study possible CP-violation effects of the Higgs to $Z$-boson coupling at a future $e^+ e^-$ collider, e.g. the International Linear Collider (ILC). We find that the azimuthal angular distribution of the muon pair, produced by $e^+ e^-…

High Energy Physics - Phenomenology · Physics 2023-12-13 Cheng Li , Gudrid Moortgat-Pick

The production of a Higgs boson in association with a $Z$ at an electron-positron collider is one of the cleanest methods for the measurement of the couplings of the Higgs boson. In view of the large production cross section at energies a…

High Energy Physics - Phenomenology · Physics 2024-09-02 Kumar Rao , Saurabh D. Rindani , Priyanka Sarmah , Balbeer Singh

We outline a systematic approach to the determination of the Standard Model-like Higgs boson total width and measurable coupling parameters in a model-independent manner at the International Linear Collider (ILC) and illustrate the…

High Energy Physics - Phenomenology · Physics 2014-07-09 Tao Han , Zhen Liu , Josh Sayre

With the discovery of a Higgs boson at LHC, all particles of the Standard Model seem to have been observed experimentally, yet many questions are left unanswered. The discovery has intensified the planning for future high-energy colliders,…

High Energy Physics - Experiment · Physics 2016-07-04 Naomi van der Kolk

International Linear Collider (ILC) is an electron-positron collider with the initial center-of-mass energy of 500 GeV which is upgradable to about 1 TeV later on. Its goal is to study the physics at TeV scale with unprecedented high…

High Energy Physics - Phenomenology · Physics 2008-11-26 Hitoshi Yamamoto

We study the sensitivity of testing the anomalous gauge couplings $g_{HVV}$'s of the Higgs boson in the formulation of linearly realized gauge symmetry via the processes $\gamma\gamma\to ZZ$ and $\gamma\gamma\to WWWW$ at polarized and…

High Energy Physics - Phenomenology · Physics 2008-11-26 Tao Han , Yu-Ping Kuang , Bin Zhang

We present an overview of the capabilities that the International Linear Collider (ILC) offers for precision measurements that probe the Standard Model. First, we discuss the improvements that the ILC will make in precision electroweak…

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