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The Higgs boson pair production process at hadron collider provides an opportunity for performing a study of the trilinear Higgs boson self-coupling. In this paper, we analyze the pair production of a neutral Higgs boson via both…

High Energy Physics - Phenomenology · Physics 2019-12-05 Jing-Jing Liu , Wen-Gan Ma , Gang Li , Ren-You Zhang , Hong-Sheng Hou

The Higgs-pair production process at the CERN Large Hadron Collider (LHC), which will provide a way to test the Higgs boson self-coupling, may be sensitive to new physics. In the framework of the littlest Higgs model with T-parity, such…

High Energy Physics - Phenomenology · Physics 2008-11-26 Lei Wang , Wenyu Wang , Jin Min Yang , Huanjun Zhang

Inclusive Higgs boson pair production through the mechanism of gauge boson fusion e^{+} e^{-} -> V* V* -> h h + X (V=W,Z) in the general Two-Higgs-Doublet Model (2HDM), with h=h^0,H^0,A^0,H^{\pm}, is analyzed at order \alpha^4_{ew} in the…

High Energy Physics - Phenomenology · Physics 2009-11-19 Robert N. Hodgkinson , David Lopez-Val , Joan Sola

The production of a single neutral Higgs boson h through (loop-induced) gamma-gamma collisions is explored in the context of the linear colliders within the general Two-Higgs-Doublet Model (2HDM). Two different mechanisms are analyzed: on…

High Energy Physics - Phenomenology · Physics 2014-11-18 Nicolas Bernal , David Lopez-Val , Joan Sola

We explore for the first time the possibilities to measure an intermediate-mass (mH = 115-140 GeV/c^2) Standard-Model Higgs boson in electromagnetic proton-lead (pPb) interactions at the CERN Large Hadron Collider (LHC) via its b-bbar…

High Energy Physics - Phenomenology · Physics 2010-01-27 David d'Enterria , Jean-Philippe Lansberg

Higgs boson production by the gluon fusion and its decay into two photons at the LHC are investigated in the context of the gauge-Higgs unification scenario. The qualitative behaviors for these processes in the gauge-Higgs unification are…

High Energy Physics - Phenomenology · Physics 2008-11-26 Nobuhito Maru , Nobuchika Okada

The left-right twin Higgs(LRTH) model predicts the existence of three additional Higgs bosons: one neutral Higgs $\phi^{0}$ and a pair of charged Higgs bosons $\phi^{\pm}$. In this paper, we studied the production of a pair of charged and…

High Energy Physics - Phenomenology · Physics 2010-10-28 Yao-Bei Liu , Xue-Lei Wang

We study the one-loop prediction for the single production of a SM-like Higgs boson in association with a photon in electron-positron collisions in the context of the two Higgs doublet type-II seesaw model ($2HDMcT$). We explore to what…

High Energy Physics - Phenomenology · Physics 2024-08-27 B. Ait Ouazghour , M. Chabab , K. Goure

In this paper we study the production and decays of a light pseudoscalar boson $\phi^0$ with $m_{\phi^0} \leq m_h/2$ appeared in the left-right twin Higgs (LRTH) model, and explore its phenomenological consequences when the latest LHC Higgs…

High Energy Physics - Phenomenology · Physics 2016-11-18 Yao-Bei Liu , Zhen-Jun Xiao

The Higgs boson pair production at a linear $e^+e^-$ collider is analyzed in the $4\tau$ final state in the context of lepton-specific or type IV 2HDMs. Both beams are assumed to be unpolarized. The Higgs boson pairs (HA) are produced…

High Energy Physics - Phenomenology · Physics 2018-12-12 Majid Hashemi

In the Littlest Higgs model with T-parity, the heavy photon ($A_{H}$) is supposed to be a possible dark matter (DM) candidate. A direct proof of validity of the model is to produce the heavy photon at accelerator. In this paper, we study…

High Energy Physics - Phenomenology · Physics 2012-10-09 Qing-Peng Qiao , Bin Xu

Electroweak precision measurements indicate that the standard model Higgs boson is light and that it could have already been discovered at LEP 2, or might be found at the Tevatron Run 2. In the context of a TeV^-1 size extra dimensional…

High Energy Physics - Phenomenology · Physics 2008-12-18 A. Aranda , C. Balazs , J. L. Diaz-Cruz

We analyze double Higgs boson production at the LHC in the context of Little Higgs models. In double Higgs production, the diagrams involved are directly related to those that cause the cancellation of the quadratic divergence of the Higgs…

High Energy Physics - Phenomenology · Physics 2015-06-25 Claudio O. Dib , Rogerio ROsenfeld , Alfonso Zerwekh

This review is based on the talk presented at the SUSY 2012 (Beijing). The new particle around 125 GeV observed at the Large Hadron Collider (LHC) is almost consistent with the standard model Higgs boson, except that the diphoton decay mode…

High Energy Physics - Phenomenology · Physics 2012-12-24 Jung Chang , Kingman Cheung , Po-Yan Tseng , Tzu-Chiang Yuan

We study the effects from light sfermions on the lightest Higgs boson production and decay at the Large Hadron Collider (LHC) within the Minimal Supersymmetric Standard Model (MSSM). We find that the scenario with light coloured sfermions…

High Energy Physics - Phenomenology · Physics 2015-06-18 Alexander Belyaev , Shaaban Khalil , Stefano Moretti , Marc Thomas

Higgs physics at hadron colliders as the LHC is reviewed within the Standard Model (SM) and its minimal supersymmetric extension (MSSM) by summarizing the present state-of-the-art of theoretical predictions for the production cross sections…

High Energy Physics - Phenomenology · Physics 2021-03-15 Michael Spira

Triple Higgs boson production (3H) may provide essential information to reconstruct the Higgs potential. We consider 3H-production in the International Linear Collider (ILC) both in the Minimal Supersymmetric Standard Model (MSSM) and in…

High Energy Physics - Phenomenology · Physics 2008-11-26 Giancarlo Ferrera , Jaume Guasch , David Lopez-Val , Joan Sola

The production of the lightest Higgs boson, $h^0$, in association with the lightest stop, $\tilde{t}_{1}$, in the Minimal Supersymmetric Standard Model, is an interesting channel, as its cross section can be higher than Higgs production in…

High Energy Physics - Phenomenology · Physics 2009-01-14 H. F. Heath , C. Lynch , S. Moretti , C. H. Shepherd-Themistocleous

We analyse the consequences of the little Higgs model for double Higgs boson production at the LHC and for the partial decay width of the Higgs into two photons. In particular, we study the sensitivity of these processes in terms of the…

High Energy Physics - Phenomenology · Physics 2007-05-23 C. Dib , R. Rosenfeld , A. Zerwekh

We have found that in the MSSM, 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 Higgs search nor any direct searches for…

High Energy Physics - Phenomenology · Physics 2007-11-14 Alexander Belyaev