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Related papers: NLO QCD Corrections to Higgs Pair Production inclu…

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We study QCD corrections for the associated production of a single top quark and a photon ($tq\gamma$ production) at hadron colliders. We calculate the NLO cross section at LHC and future collider energies for a variety of kinematical cuts,…

High Energy Physics - Phenomenology · Physics 2022-08-08 Nikolaos Kidonakis , Nodoka Yamanaka

We report on a calculation of the next-to-leading order QCD corrections to the production of W-boson pairs in association with a hard jet at hadron colliders, which is an important source of background for Higgs and new-physics searches at…

High Energy Physics - Phenomenology · Physics 2008-11-26 Stefan Dittmaier , Stefan Kallweit , Peter Uwer

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 present an estimate of the next-to-leading order QCD corrections to mixed QCD-electroweak contribution to Higgs boson production cross section in gluon fusion, combining the recently computed three-loop virtual corrections and the…

High Energy Physics - Phenomenology · Physics 2018-04-20 Marco Bonetti , Kirill Melnikov , Lorenzo Tancredi

Crucial information on the coupling of the Higgs boson to bottom quarks is expected from Higgs production in association with a forward tagging jet at a future high-energy lepton-proton collider. In order to control the theoretical…

High Energy Physics - Phenomenology · Physics 2010-05-28 B. Jager

Gluon fusion, $gg\to HH$, is the dominant Higgs-pair production process at the Large Hadron Collider (LHC) and provides the first direct access to the trilinear Higgs self-interaction. The process is loop-induced, with the main contribution…

We present theoretical predictions for the Higgs boson production cross-section via gluon fusion at the LHC in a Standard Model with four generations. We include QCD corrections through NLO retaining the full dependence on the quark masses,…

High Energy Physics - Phenomenology · Physics 2015-05-27 Charalampos Anastasiou , Stephan Buehler , Elisabetta Furlan , Franz Herzog , Achilleas Lazopoulos

After the discovery of a Higgs boson in 2012 at the CERN Large Hadron Collider (LHC) the detailed study of its properties, and most importantly its couplings to other particles, has started. This is a very important task to be completed, in…

High Energy Physics - Phenomenology · Physics 2016-03-08 Julien Baglio

We present the total cross sections at next-to-next-to-leading order (NNLO) in the strong coupling for Higgs production via weak boson fusion. Our results are obtained via the structure function approach, which builds upon the approximate,…

High Energy Physics - Phenomenology · Physics 2014-11-20 Paolo Bolzoni , Fabio Maltoni , Sven-Olaf Moch , Marco Zaro

We report on the calculation of the cross section for Higgs boson production in association with three jets via gluon fusion, at next-to-leading-order (NLO) accuracy in QCD, in the infinite top-mass approximation. After including the…

High Energy Physics - Phenomenology · Physics 2013-10-02 G. Cullen , H. van Deurzen , N. Greiner , G. Luisoni , P. Mastrolia , E. Mirabella , G. Ossola , T. Peraro , F. Tramontano

We report on the calculation of the next-to-leading order QCD corrections to the production of W-boson pairs in association with a hard jet at hadron colliders, which is an important source of background for Higgs and new-physics searches.…

High Energy Physics - Phenomenology · Physics 2008-11-26 Stefan Dittmaier , Stefan Kallweit , Peter Uwer

We describe an effective-theory computation of the next-to-next-to-leading order (NNLO) QCD corrections to the gluon-fusion production of a Higgs boson in models with massive color-octet scalars in the (8,1)_0 representation. Numerical…

High Energy Physics - Phenomenology · Physics 2010-12-13 Radja Boughezal , Frank Petriello

The implications for Higgs decays of potential new physics beyond the Standard Model (BSM) are considered in the context of effective field theory, assuming perturbative decoupling. Using existing data to restrict which dimension-six…

High Energy Physics - Phenomenology · Physics 2015-06-16 Martin B Einhorn , Jose Wudka

We present the computation of next-to-leading order (NLO) QCD corrections to di-photon production in association with two or three hard jets in pp collisions at a center-of-mass energy of 8 TeV. The inclusion of NLO corrections is shown to…

High Energy Physics - Phenomenology · Physics 2015-06-18 Simon Badger , Alberto Guffanti , Valery Yundin

We compute the inclusive and differential cross sections for the associated production of a top quark along with a charged Higgs boson at hadron colliders to next-to-leading order (NLO) in perturbative quantum chromodynamics (QCD) and in…

High Energy Physics - Phenomenology · Physics 2009-11-10 Edmond L Berger , Tao Han , Jing Jiang , Tilman Plehn

We suggest some predictions for Standard Model Higgs boson production in association with gauge bosons in proton-proton collisions at sqrt(s) = 14 TeV. Our calculation includes the NLO QCD corrections to these processes using…

High Energy Physics - Phenomenology · Physics 2022-06-29 K. Djamaa , A. Mohamed-Meziani

We present a complete next-to-leading order (NLO) QCD calculation to a heavy resonance production and decay into a top quark pair at the LHC, where the resonance could be either a Randall-Sundrum (RS) Kaluza-Klein (KK) graviton $G$ or an…

High Energy Physics - Phenomenology · Physics 2010-08-16 Jun Gao , Chong Sheng Li , Bo Hua Li , C. -P. Yuan , Hua Xing Zhu

We analyze the next-to-leading order SUSY-QCD corrections to the production of Higgs particles at hadron colliders in supersymmetric extensions of the Standard Model. Besides the standard QCD corrections due to gluon exchange and emission,…

High Energy Physics - Phenomenology · Physics 2009-10-31 Abdelhak Djouadi , Michael Spira

We construct an approximate expression for the cross section for Higgs production in gluon fusion at next-to-next-to-next-to-leading order (N$^3$LO) in $\alpha_s$ with finite top mass. We argue that an accurate approximation can be…

High Energy Physics - Phenomenology · Physics 2014-07-04 Richard D. Ball , Marco Bonvini , Stefano Forte , Simone Marzani , Giovanni Ridolfi

We evaluate the next-to-leading-order QCD corrections of O(alpha_s^2 G_F M_t^2) to the Standard-Model l^+l^-H, ZZH, and W^+W^-H couplings in the heavy-top- quark limit. Exploiting these results together with knowledge of Delta rho to the…

High Energy Physics - Phenomenology · Physics 2009-10-28 B. A. Kniehl , M. Steinhauser