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Related papers: Central Exclusive Production in QCD

200 papers

We review the advantages of observing exclusive diffractive Higgs production at the LHC. We note the importance of the Sudakov form factor in predicting the event rate. We discuss briefly other processes which may be used as `standard…

High Energy Physics - Phenomenology · Physics 2007-05-23 A. D. Martin , V. A. Khoze , M. G. Ryskin

Higgs bosons from an extended Higgs sector, such as a two-Higgs-doublet model, can have greatly enhanced coupling to the bottom quark. Producing such a Higgs boson in association with a single high-p_T bottom quark via g b -> h b allows for…

High Energy Physics - Phenomenology · Physics 2010-04-06 J. Campbell , R. K. Ellis , F. Maltoni , S. Willenbrock

We propose a new method to calculate analytically higher-order perturbative corrections and we apply it to the calculation of the two-loop virtual corrections to Higgs pair production through gluon fusion. The method is based on the…

High Energy Physics - Phenomenology · Physics 2018-11-26 Roberto Bonciani , Giuseppe Degrassi , Pier Paolo Giardino , Ramona Gröber

We study associated Higgs production with a photon at electron-positron colliders, $e^+e^-\to h\gamma$, in various extended Higgs models, such as the inert doublet model (IDM), the inert triplet model (ITM) and the two Higgs doublet model…

High Energy Physics - Phenomenology · Physics 2019-02-20 Shinya Kanemura , Kentarou Mawatari , Kodai Sakurai

We present predictions for the total cross section for the production of a charged Higgs boson in the intermediate-mass range ($m_{H^{\pm}}\sim m_t$) at the LHC, focusing on a type-II two-Higgs-doublet model. Results are obtained at…

High Energy Physics - Phenomenology · Physics 2017-06-29 Celine Degrande , Rikkert Frederix , Valentin Hirschi , Maria Ubiali , Marius Wiesemann , Marco Zaro

Motivated by hints for a light Standard Model-like Higgs boson and a shift in experimental attention towards electroweak supersymmetry particle production at the CERN LHC, we update in this paper our precision predictions at next-to-leading…

High Energy Physics - Phenomenology · Physics 2013-10-11 Benjamin Fuks , Michael Klasen , David R. Lamprea , Marcel Rothering

Exotic hybrid mesons H, with quantum numbers J^{PC}= 1^{- +} may be copiously produced in the hard exclusive processes gamma^*(Q^2) gamma -> H and gamma^*(Q^2) P(p) -> H P(p') because they have a leading twist distribution amplitude with a…

High Energy Physics - Phenomenology · Physics 2007-05-23 I. Anikin , B. Pire , L. Szymanowski , O. V. Teryaev , S. Wallon

We tackle the issue of the factorial growth in the amplitudes of multi-Higgs production at high energy by developing a phenomenological approach based on the Higgs splitting functions and Sudakov factors. We utilize the method of generating…

High Energy Physics - Phenomenology · Physics 2022-04-18 Fayez M. Abu-Ajamieh

I present a calculation of higher-order radiative corrections to charged Higgs production in association with a top quark via the process bg -> tH-. Results for charged Higgs production at the LHC are presented, including the dependence of…

High Energy Physics - Phenomenology · Physics 2009-04-25 Nikolaos Kidonakis

The loop-induced processes gg -> h,H,A provide the dominant Higgs boson production mechanisms at the Tevatron and LHC in a large range of the minimal supersymmetric extension of the Standard Model. For squark masses below \sim 400 GeV…

High Energy Physics - Phenomenology · Physics 2008-11-26 Margarete Mühlleitner , Michael Spira

We study single top production in association with a charged Higgs in the type II two Higgs doublet model at the Large Hadron Collider. The polarization of the top, reflected in the angular distributions of its decay products, can be a…

High Energy Physics - Phenomenology · Physics 2015-03-17 Katri Huitu , Santosh Kumar Rai , Kumar Rao , Saurabh D. Rindani , Pankaj Sharma

Higgs pair production at the LHC from gluon fusion is small in the Standard Model, but can be enhanced in models where a resonant enhancement is allowed. We examine the effect of a resonant contribution from a second scalar arising in a…

High Energy Physics - Phenomenology · Physics 2016-02-08 S. Dawson , I. M. Lewis

A process of Central Exclusive $\pi^+\pi^-$ production in proton-proton collisions and its theoretical description is presented. A possibility of its measurement, during the special low luminosity LHC runs, with the help of the ATLAS…

High Energy Physics - Experiment · Physics 2012-03-08 R. Staszewski , P. Lebiedowicz , M. Trzebinski , J. Chwastowski , A. Szczurek

At tree-level Higgs production in association with a b-quark pair proceeds through the small Yukawa bottom coupling in the Standard Model. Even in the limit where this coupling vanishes, electroweak one-loop effects, through the top-Higgs…

High Energy Physics - Phenomenology · Physics 2008-11-26 Fawzi Boudjema , Le Duc Ninh

Exclusive dijet production at the Tevatron can be used as a benchmark to establish predictions on exclusive diffractive Higgs production, a process with a much smaller cross section. Exclusive dijet production in Double Pomeron Exchange…

High Energy Physics - Phenomenology · Physics 2019-08-14 Michele Gallinaro

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

The complete next-to-leading order (NLO) QCD corrections to charged Higgs boson associated production with top quark through $b g \to tH^{-}$ at the CERN Large Hadron Collider are calculated in the minimal supersymmetric standard model…

High Energy Physics - Phenomenology · Physics 2009-11-07 Shou-hua Zhu

We calculate loop-induced Higgs production and decay processes which are relevant for the LHC in various six-dimensional Universal Extra Dimension models. More concretely, we focus on Higgs production through gluon fusion and Higgs decay…

High Energy Physics - Phenomenology · Physics 2015-05-20 Kenji Nishiwaki

The installation of a new sub-detector has improved the ability of LHCb to measure central exclusive production in Run 2 at the LHC. A measurement of central exclusive $J/\psi$ production is presented and improvements for the analysis of…

High Energy Physics - Experiment · Physics 2017-11-20 Ronan McNulty

We study the associated production of a charged Higgs boson with a bottom quark and a light quark at the LHC via p p \to H^\pm\,b\,j in the Two Higgs Doublet Models (2HDMs). Using the effective W approximation, we show that there is exact…

High Energy Physics - Phenomenology · Physics 2016-07-20 Abdesslam Arhrib , Kingman Cheung , Jae Sik Lee , Chih-Ting Lu