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Related papers: Light Higgs Production at a Photon Collider

200 papers

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 investigate Higgs boson pair production at hadron colliders for Higgs boson masses m_H\leq 140 GeV and rare decay of one of the two Higgs bosons. While in the Standard Model the number of events is quite low at the LHC, a first, albeit…

High Energy Physics - Phenomenology · Physics 2014-11-17 U. Baur , T. Plehn , D. Rainwater

A search for the production of Higgs boson pairs in proton-proton collisions at a centre-of-mass energy of 13 TeV is presented, using a data sample corresponding to an integrated luminosity of 35.9 inverse femtobarns collected with the CMS…

High Energy Physics - Experiment · Physics 2018-02-05 CMS Collaboration

Boson boson scattering and Higgs production in boson boson fusion will be actively investigated at the LHC. We have performed a parton level study of all processes of the type $q_1 q_2 \to q_3 q_4 q_5 q_6 l^+l^-$ using for the first time a…

High Energy Physics - Phenomenology · Physics 2009-09-29 E. Accomando , A. Ballestrero , A. Belhouari , E. Maina

New analysis of the heavy, neutral MSSM Higgs bosons H and A production at the Photon Collider is presented for M_A = 200, 250, 300 and 350 GeV in the parameter range corresponding to the so called "LHC wedge" and beyond. The expected…

High Energy Physics - Phenomenology · Physics 2007-05-23 P. Niezurawski , A. F. Zarnecki , M. Krawczyk

We study the signals for a heavy Higgs boson in the processes $\gamma\gamma\to WWWW$, $\gamma\gamma\to WWZZ$ at the photon linear collider. The results are based on the first complete tree level calculation for these reactions. Using a…

High Energy Physics - Phenomenology · Physics 2011-04-15 George Jikia

Perturbative QCD one-loop corrections to the cross sections of the $b\bar b$ $(c\bar c)$ quark pair production in polarized photon-photon collisions, as well as cross sections of the radiative processes photon-photon ->$b\bar b g$,$c\bar c…

High Energy Physics - Phenomenology · Physics 2014-11-17 George Jikia , Avto Tkabladze

We investigate the light charged Higgs boson production via $pp \rightarrow H^\pm h$ at the Large Hadron Collider (LHC) in the Two-Higgs Doublet Model (2HDM) type-I. By focusing on a scenario where $H$ is the observed Higgs boson of mass…

High Energy Physics - Phenomenology · Physics 2022-07-05 A. Arhrib , R. Benbrik , M. Krab , B. Manaut , S. Moretti , Y. Wang , Q. -S. Yan

Properties of the Higgs boson are measured in the two-photon final state using 36.1 fb$^{-1}$ of proton-proton collision data recorded at $\sqrt{s} = 13$ TeV by the ATLAS experiment at the Large Hadron Collider. Cross-section measurements…

High Energy Physics - Experiment · Physics 2019-01-11 ATLAS Collaboration

I review recent progress on the Higgs production in gamma gamma collisions at the photon mode of the Next Linear Collider (NLC). I mainly focus on two particular topics. The first topic is the Higgs-two photon vertex, which is sensitive to…

High Energy Physics - Phenomenology · Physics 2007-05-23 Oleg Yakovlev

We describe a search for the standard model Higgs boson with a mass of 105 GeV/c^2 to 145 GeV/c^2 in data corresponding to an integrated luminosity of approximately 450 pb^{-1} collected with the D0 detector at the Fermilab Tevatron ppbar…

High Energy Physics - Experiment · Physics 2008-11-26 D0 Collaboration , V. Abazov

We have studied double Higgs production at future linear colliders while paying special attention to the option of high-energy and high-luminosity photon beams. The main purpose was to examine the feasibility of e+e-, e-gamma and…

High Energy Physics - Phenomenology · Physics 2009-10-28 V. A. Ilyin , T. Kaneko , Y. Kurihara , A. E. Pukhov , Y. Shimizu

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

The observation of WW$\gamma$ production in proton-proton collisions at a center-of-mass energy of 13 TeV with an integrated luminosity of 138 fb$^{-1}$ is presented. The observed (expected) significance is 5.6 (5.1) standard deviations.…

High Energy Physics - Experiment · Physics 2024-03-22 CMS Collaboration

We studied a feasibility of measuring Higgs boson pair production in a Photon Linear Collider. The optimum energy of gamma gamma collision was estimated with a realistic luminosity distribution. We also discussed simulation study for…

High Energy Physics - Experiment · Physics 2009-02-24 T. Takahashi , N. Maeda , K. Ikematsu , K. Fujii , E. Asawaka , D. Harada , S. Kanemura , Y. Kurihara , Y. Okada

We evaluate the non-perturbative contribution to the double-diffractive production of the Higgs boson, which arises due to the QCD scale anomaly if the mass of the Higgs M_H is smaller than the mass of the top quark M_T, M_H < M_T. The…

High Energy Physics - Phenomenology · Physics 2009-10-31 D. Kharzeev , E. Levin

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

A complete study for the production of neutral (h^0, H^0, A^0 (= \phi^0_i)) and charged Higgs (H^\pm) bosons at electron-photon colliders is presented in the context of the minimal supersymmetric standard model. A particular choice of the…

High Energy Physics - Phenomenology · Physics 2016-09-06 U. Cotti , J. L. Diaz-Cruz , J. J. Toscano

Measurements are presented of production properties and couplings of the recently discovered Higgs boson using the decays into boson pairs, $H\rightarrow\gamma\gamma$, $H\rightarrow ZZ^{*}\rightarrow 4 \ell$ and $H\rightarrow W W…

High Energy Physics - Experiment · Physics 2014-10-27 ATLAS Collaboration

We address the problem of how to extract the signal of a Higgs within the intermediate mass range at a photon-photon collider that has a wide energy spectrum. All backgrounds from two-jets production are included: direct, so-called resolved…

High Energy Physics - Phenomenology · Physics 2009-10-28 M. Baillargeon , G. Belanger , F. Boudjema