English
Related papers

Related papers: Higgs boson $ZZ$ couplings in Higgs-strahlung at t…

200 papers

In the Standard Model (SM) the couplings of the Higgs boson to SM particles and itself (self-couplings) are uniquely specified once the masses of the particles in question as well as the Higgs boson mass are given. Precision measurements of…

High Energy Physics - Phenomenology · Physics 2013-11-27 Junping Tian , Keisuke Fujii

This paper presents a full simulation study of the measurement of the production cross section ($\sigma_{\mathrm{ZH}}$) of the Higgsstrahlung process $\mathrm{e^{+}e^{-}\rightarrow ZH}$ and the Higgs boson mass ($M_{\mathrm{H}}$) at the…

High Energy Physics - Experiment · Physics 2021-04-29 Jacqueline Yan , Shun Watanuki , Keisuke Fujii , Akimasa Ishikawa , Daniel Jeans , Jan Strube , Junping Tian , Hitoshi Yamamoto

The model independent measurement of the absolute ZH cross section of the Higgsstrahlung process e+e- -> ZH is an unique measurement at the ILC indispensable for measuring the Higgs couplings and their deviations from the Standard Model in…

High Energy Physics - Phenomenology · Physics 2016-02-10 J. Yan , K. Fujii , J. Tian

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 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 observation of a SM-like Higgs boson in multiple channels at the LHC allows the extraction of Higgs couplings to gauge bosons and fermions. The precision achievable at the LHC, for an integrated luminosity of 200 fb^{-1}, is reviewed…

High Energy Physics - Phenomenology · Physics 2008-11-26 Dieter Zeppenfeld

This note describes the details of a simulation study of the Higgs boson production for processes in which the Higgs is produced together with a well measurable di-lepton system using the proposal of the ILD detector for its Letter of…

High Energy Physics - Experiment · Physics 2019-08-14 H. Li , R. Pöschl , F. Richard

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

Precise measurement of the Higgs boson properties are important issues for the International Linear Collider (ILC) project to understand the particles mass generation mechanism which strongly related to the coupling with the Higgs boson.…

High Energy Physics - Experiment · Physics 2012-02-23 Hiroaki Ono , Akiya Miyamoto

The processes involving a Higgs boson, a photon(gluon) and a fermion pair pose severe challenges to the experimental analysis. They represent rare decays and production mechanisms of the Higgs boson at LHC. However, they are not Yukawa…

High Energy Physics - Phenomenology · Physics 2015-06-16 Giampiero Passarino

A linear e+e- collider provides excellent possibilities for precision measurements of the properties of the Higgs boson. At energies close to the Z-Higgs threshold, the Higgs boson can be studied in recoil against a Z boson, to obtain not…

High Energy Physics - Experiment · Physics 2012-12-03 Frank Simon

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

A future e+e- collider, such as the ILC or CLIC, would allow the Higgs sector to be probed with a precision significantly beyond that achievable at the High-Luminosity LHC. A central part of the Higgs programme at an e+e- collider is the…

High Energy Physics - Experiment · Physics 2016-03-23 Mark Thomson

The next-generation lepton colliders, such as CEPC, FCC-ee, and ILC will make precision measurement of the Higgs boson properties. We first extract the Higgs coupling precision from Higgs observables at CEPC to illustrate the potential of…

High Energy Physics - Phenomenology · Physics 2016-12-09 Shao-Feng Ge , Hong-Jian He , Rui-Qing Xiao

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

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

Now that the Higgs particle has been observed by the ATLAS and CMS experiments at the LHC, the next endeavour would be to probe its fundamental properties and to measure its couplings to fermions and gauge bosons with the highest possible…

High Energy Physics - Phenomenology · Physics 2013-03-27 Abdelhak Djouadi

The precise measurement of the Higgs mass is the most important program at International Linear Collider (ILC). Using e+e- -> ZH process, the mass of Higgs boson can be measured by two lepton tracks from decay of Z boson, even if the Higgs…

High Energy Physics - Phenomenology · Physics 2009-02-19 Kazutoshi Ito

This report will review the Higgs boson properties: the mass, the total width and the couplings to fermions and bosons. The measurements have been performed with the data collected in 2011 and 2012 at the LHC accelerator at CERN by the…

High Energy Physics - Phenomenology · Physics 2017-03-08 Chiara Mariotti , Giampiero Passarino

We propose differential observables for $pp \to Z(\ell^+\ell^-)h(b\bar{b})$ that can be used to completely determine the tensor structure of the $hZZ^*/hZ\bar{f}f$ couplings relevant to this process in the dimension-6 SMEFT. In particular,…

High Energy Physics - Phenomenology · Physics 2019-12-24 Shankha Banerjee , Rick S. Gupta , Joey Y. Reiness , Michael Spannowsky
‹ Prev 1 2 3 10 Next ›