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Related papers: Optimizing Higgs factories by modifying the recoil…

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We explore the discovery potential of Higgs pair production at a 100 TeV collider via full leptonic mode. The same mode can be explored at the LHC when Higgs pair production is enhanced by new physics. We examine two types of fully leptonic…

High Energy Physics - Phenomenology · Physics 2017-04-05 Xiaoran Zhao , Qiang Li , Zhao Li , Qi-Shu Yan

Precision measurements of SM Higgs recoil mass and cross-section are performed with the Higgs-Strahlung process ee -> Zh, with Z -> mumu and Z -> ee at 230 GeV and 250 GeV center of mass energies, presuming Mh=120GeV, assuming the…

High Energy Physics - Experiment · Physics 2009-09-30 Hengne Li , Francois Richard , Roman Poeschl , Zhiqing Zhang

An accurate determination of the Higgsstrahlung cross section is one of the main objectives at a future electron-positron collider. It allows for the only Higgs boson decay model independent measurement of the total Higgs width. Current…

High Energy Physics - Experiment · Physics 2020-02-20 Jonas Kunath , Jean-Claude Brient

The Higgs factory is designed for precise measurement of Higgs characters and search for new physics. In this paper we propose that $e^+e^- \to \gamma h$ process could be a useful channel for new physics, which is normally expressed model…

High Energy Physics - Phenomenology · Physics 2015-12-09 Hong-Yu Ren

A feasibility to use the hadronic decay mode of $Z$ for the model independant measurement of the total cross section of Higgs-strahlung process $(\sigma_{Zh})$ at a future $e^+e^-$ collider was studied. For the recoil mass measurement from…

High Energy Physics - Experiment · Physics 2013-11-12 Akiya Miyamoto

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

We study how the dominant single and double SM-like Higgs ($h$) production at future $e^+e^-$ colliders is modified in the Georgi-Machacek (GM) model. On imposing theoretical, indirect and direct constraints, significant deviations of…

High Energy Physics - Phenomenology · Physics 2018-03-14 Bin Li , Zhi-Long Han , Yi Liao

We study the possibility of utilising the constrained mass variable, $M_{2Cons}$, in reconstructing the semi-invisible events originated from a resonant production at the LHC. While this proposal is effective for any similar antler type…

High Energy Physics - Phenomenology · Physics 2016-04-12 Partha Konar , Abhaya Kumar Swain

Precision study of electroweak symmetry breaking strongly motivates the construction of a lepton collider with center-of-mass energy of at least 240 GeV. Besides Higgsstrahlung ($e^+e^- \to hZ$), such a collider would measure weak boson…

High Energy Physics - Phenomenology · Physics 2017-09-20 Gauthier Durieux , Christophe Grojean , Jiayin Gu , Kechen Wang

The W-fusion scattering process W+W- --> ZZ for off-shell W bosons is studied, focusing on the issue of its high-energy behaviour which is known to be anomalous. It is shown that the unitarity violating terms can be isolated and extracted…

High Energy Physics - Phenomenology · Physics 2011-09-13 K. Philippides , W. J. Stirling

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

The associated production of a Higgs boson with a $Z$ boson in the collisions of electron and positron beams at Future Circular Collider (FCC-ee) have been studied. Here, the $Z$ boson decays into dileptons, while the Higgs boson decays to…

High Energy Physics - Phenomenology · Physics 2025-12-11 I. Kahraman , O. Çakır

Higgs factories will be able to measure Higgs properties, and in particular Higgs couplings with high precision. In a follow-up to an earlier analysis we study the impact of the Higgs-strahlung and vector boson fusion processes on the…

High Energy Physics - Phenomenology · Physics 2017-11-08 Remi Lafaye , Tilman Plehn , Michael Rauch , Dirk Zerwas

We investigate the Higgs-strahlung production process e^+ e^- \to Z h at the future Higgs factory such as TLEP by including radiative corrections in the Minimal Dilaton Model (MDM), which extends the SM by one singlet scalar called dilaton.…

High Energy Physics - Phenomenology · Physics 2015-06-19 Junjie Cao , Zhaoxia Heng , Dongwei Li , Liangliang Shang , Peiwen Wu

Higgs boson production in association with two forward jets and a central photon at the CERN Large Hadron Collider is analyzed, for the Higgs boson decaying into a b bbar pair in the m_H <= 140 GeV mass region. We study both irreducible and…

High Energy Physics - Phenomenology · Physics 2008-11-26 Emidio Gabrielli , Fabio Maltoni , Barbara Mele , Mauro Moretti , Fulvio Piccinini , Roberto Pittau

We provide a comparative study of the Higgs boson mass measurements based on two approaches to the dileptonic decay of W bosons produced by the Higgs boson decay, one using the kinematic variable M_T^true and the other using the…

High Energy Physics - Phenomenology · Physics 2011-01-26 Kiwoon Choi , Jae Sik Lee , Chan Beom Park

The Circular Electron Positron Collider (CEPC) is a future Higgs factory proposed by the Chinese high energy physics community. It will operate at a center-of-mass energy of 240-250 GeV. The CEPC will accumulate an integrated luminosity of…

High Energy Physics - Experiment · Physics 2017-01-13 Zhenxing Chen , Ying Yang , Manqi Ruan , Dayong Wang , Gang Li , Shan Jin , Yong Ban

We update theoretical studies of the physics opportunities presented by mu+mu- Higgs factories. Interesting measurements of the Standard Model Higgs decays into {\bar b}b, tau+tau- and WW* may be possible if the Higgs mass is less than…

The process ee-->ZH allows to measure the Higgs boson in the recoil mass spectrum against the Z boson without any assumptions on the Higgs boson decay. We performed a full simulation and reconstruction of ee-->ZH using the MOKKA and MARLIN…

High Energy Physics - Experiment · Physics 2009-02-16 W. Lohmann , M. Ohlerich , A. Raspereza , A. Schälicke

The $s$-channel resonant production of the Higgs boson at a 125 GeV muon collider enables a unique way to determine the Higgs properties. However, a clear picture of the achievable Higgs precision has not yet been established. We perform a…

High Energy Physics - Phenomenology · Physics 2022-03-10 Jorge de Blas , Jiayin Gu , Zhen Liu
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