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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

We elaborate on the production of the Standard Model Higgs particle at high-energy $e^+e^-$ colliders through the reaction $e^+e^- \rightarrow ZH$. Particular emphasis is put on the intermediate mass range. In addition to the signal we…

High Energy Physics - Phenomenology · Physics 2009-09-15 V. Barger , K. Cheung , A. Djouadi , B. A. Kniehl , P. M. Zerwas

We present a calculation of all relevant contributions to associated production of a Higgs boson with a weak gauge boson in the 2-Higgs-Doublet Model (2HDM) at the LHC, $pp \rightarrow V\phi$, with $\phi\in\{h,H^0,A\}$ and $V\in\{W,Z\}$.…

High Energy Physics - Phenomenology · Physics 2014-06-17 Robert V. Harlander , Stefan Liebler , Tom Zirke

In the framework of the minimal $U(1)_{B-L}$ extension of the Standard Model, we investigate the Higgs boson production processes $e^{+}e^{-}\rightarrow ZH$, $e^{+}e^{-}\rightarrow \nu_{e}\bar{\nu_{e}}H$, $e^{+}e^{-}\rightarrow t\bar{t}H$,…

High Energy Physics - Phenomenology · Physics 2016-06-28 Jinzhong Han , Bingfang Yang , Ning Liu , Jitao Li

In gauge models with bigger number of Higgs particles their couplings to fermions are more complicated then in the standard model (SM). The influence of the Higgs bosons exchange on the neutrino production cross section in $e^-e^+$…

High Energy Physics - Phenomenology · Physics 2011-08-17 J. Gluza , M. Zralek

In the context of the littlest Higgs model, we study the associated production of the Higgs boson and a top quark ($th$ production) at the CERN Large Hadron Collider (LHC). The cross sections for s-channel, t-channel processes and the…

High Energy Physics - Phenomenology · Physics 2009-11-19 Shuo Yang

We analyze the production and detection of the Higgs boson in the next generation of linear $e^+e^-$ colliders operating in the $e\gamma$ mode. In particular, we study the production mechanism $e + \gamma \rightarrow e \gamma \gamma…

High Energy Physics - Phenomenology · Physics 2009-10-22 O. J. P. Eboli , M. C. Gonzalez-Garcia , S. F. Novaes

The Bestest Little Higgs Model (BLHM) has attracted increasing attention in recent years, mainly because it can explain the hierarchy problem without fine-tuning by introducing one-loop corrections to the Higgs boson mass through heavy top…

High Energy Physics - Phenomenology · Physics 2024-12-17 A. Gutiérrez-Rodríguez , E. Cruz-Albaro , D. Espinosa-Gómez , T. Cisneros-Pérez , David A. Pérez-Carlos

We discuss the associated production of a light Higgs boson and a light chargino pair in the process e+e- -> h chi+ chi- in the Minimal Supersymmetric Standard Model (MSSM) at linear colliders (LC) with \sqrt s=500 GeV. This process gives…

High Energy Physics - Phenomenology · Physics 2016-09-06 Giancarlo Ferrera , Barbara Mele

We present the calculation of the $Z_H \to \gamma H$ decay in the context of the Littlest Higgs model at one-loop level. Our calculations include the contributions of fermions, scalars and gauge bosons in accordance with the most recent…

High Energy Physics - Phenomenology · Physics 2016-01-20 J. I. Aranda , I. Cortes-Maldonado , F. Ramírez-Zavaleta , E. S. Tututi

Since the discovery of the Higgs boson at the Large Hadron Collider, a future electron-position collider has been proposed for precisely studying its properties. We investigate the production of the Higgs boson at such an $e^+e^-$ collider…

High Energy Physics - Phenomenology · Physics 2017-09-06 Yinqiang Gong , Zhao Li , Xiaofeng Xu , Li Lin Yang , Xiaoran Zhao

In the Minimal Supersymmetric Standard Model (MSSM), we study the light Higgs-boson radiation off a light-chargino pair in the process e+e- -> h chi^+ chi^- at linear colliders with \sqs=500 GeV. We analyze cross sections in the regions of…

High Energy Physics - Phenomenology · Physics 2009-01-07 Giancarlo Ferrera , Barbara Mele

We calculate the cross section of the lightest Higgs boson pair production at the Photon Linear Collider in the two Higgs doublet model. We focus on the scenario in which the lightest Higgs boson has the standard model like couplings to…

High Energy Physics - Phenomenology · Physics 2010-08-19 Eri Asakawa , Daisuke Harada , Shinya Kanemura , Yasuhiro Okada , Koji Tsumura

In this study, Higgs production processes, Higgsstrahlung and vector boson (W and Z) fusion processes, were investigated for four different future lepton colliders (CEPC, ILC, CLIC, and FCC-ee). The cross sections for each production…

High Energy Physics - Phenomenology · Physics 2023-02-01 Deniz Yilmaz , Mehmet Sahin , Dogukan Hazar Yavuz

For future precision analyses of the Higgs boson at $\approx 125$ GeV, $h_{125}$, a precise knowledge of its production and decay properties is mandatory. While in the Standard Model (SM) these calculations are quite advanced, in many…

High Energy Physics - Phenomenology · Physics 2025-07-02 S. Heinemeyer , S. Paßehr , C. Schappacher

We present a calculation of the cross section for the process e+ e- --> W+/- H-/+ in the minimal supersymmetric standard model (MSSM) and the Two Higgs Doublet Model (THDM). We study the basic features of the MSSM prediction for some…

High Energy Physics - Phenomenology · Physics 2010-10-27 Oliver Brein , Thomas Hahn

We calculate the cross sections for the production of Higgs particles in association with a photon in $e^+ e^-$ collisions, $e^+ e^- \to \gamma+$Higgs, allowing for the longitudinal polarization of the initial electron and positron beams.…

High Energy Physics - Phenomenology · Physics 2016-09-06 A. Djouadi , V. Driesen , W. Hollik , J. Rosiek

We study the loop-induced process e+e- --> W+H- in the Minimal Supersymmetric Standard Model (MSSM). This process allows the charged Higgs boson to be produced in e+e- collisions when its mass is larger than half the center-of-mass energy,…

High Energy Physics - Phenomenology · Physics 2009-11-07 Heather E. Logan , Shufang Su

We show that in the Minimal Supersymmetric Standard Model, the possibility for the lightest CP-even Higgs boson to be lighter than $Z$ boson (as low as about 60 GeV) is, contrary to the usual belief, not yet excluded by LEP2 data or any…

High Energy Physics - Phenomenology · Physics 2008-11-26 Alexander Belyaev , Qing-Hong Cao , Daisuke Nomura , Kazuhiro Tobe , C. -P. Yuan

It is important to explore the Higgs sector in order to identify the model beyond the standard model. We study the charged Higgs production in the $\gamma\gamma$ mode of a linear collider (LC) with 1000 GeV center of mass energy. We show…

High Energy Physics - Phenomenology · Physics 2007-05-23 E. Asakawa , O. Brein , S. Kanemura