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Related papers: Two-Loop QCD Corrections to Higgs $\rightarrow b +…

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We present a new framework for calculating multi-jet observables. The framework is based on the factorisation of scattering amplitudes in the kinematical limit of large invariant mass between all particles. We show that by constraining the…

High Energy Physics - Phenomenology · Physics 2009-06-11 Jeppe R. Andersen

We present precise predictions for Higgs boson production in association with a jet. Our calculation is accurate to next-to-next-to-leading order (NNLO) QCD in the Higgs Effective Field Theory and constitutes the first complete NNLO…

High Energy Physics - Phenomenology · Physics 2015-08-26 Radja Boughezal , Fabrizio Caola , Kirill Melnikov , Frank Petriello , Markus Schulze

The weak boson fusion process for neutral Higgs boson production is investigated with particular attention to the accuracy with which the Higgs boson coupling to weak bosons can be determined at CERN Large Hadron Collider (LHC) energies in…

High Energy Physics - Phenomenology · Physics 2009-02-05 Edmond L. Berger , John Campbell

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 compute the three-loop QCD corrections to the vertex function for the Yukawa coupling of a Higgs boson to a pair of bottom quarks in the limit of vanishing quark masses. This QCD form factor is a crucial ingredient to third-order QCD…

High Energy Physics - Phenomenology · Physics 2014-10-07 Thomas Gehrmann , Dominik Kara

The production of a Higgs boson in association with at least two jets receives contributions both from the fusion of weak vector bosons (VBF) and from QCD processes, especially gluon fusion (GF). The former process is important for…

High Energy Physics - Phenomenology · Physics 2019-04-26 Jeppe R. Andersen , James D. Cockburn , Marian Heil , Andreas Maier , Jennifer M. Smillie

We present NLO QCD results for Higgs boson production in association with one jet, including anomalous Higgs-top and effective Higgs-gluon couplings within non-linear Effective Field Theory (HEFT), as well as the full top quark mass…

High Energy Physics - Phenomenology · Physics 2025-04-25 Benjamin Campillo Aveleira , Gudrun Heinrich , Matthias Kerner , Lucas Kunz

Some of the tools and techniques that have recently been used to compute Higgs boson pair production at NLO in QCD are discussed. The calculation relies on the use of integral reduction, to reduce the number of integrals which must be…

High Energy Physics - Phenomenology · Physics 2016-08-15 S. P. Jones

In the HEFT, we consider the Regge limit of the two-loop amplitudes for Higgs boson production in association with a jet, expanded to NNLL accuracy. We discuss the issue of the Regge cuts versus poles in this context, showing that the…

High Energy Physics - Phenomenology · Physics 2025-07-16 Vittorio Del Duca , Giulio Falcioni

The associated production of a Higgs boson and a top-quark pair is important for probing the Yukawa coupling of the top quark, and calls for better theoretical modeling. In this paper, we calculate the two-loop infrared divergences in…

High Energy Physics - Phenomenology · Physics 2022-09-20 Jiaqi Chen , Chichuan Ma , Guoxing Wang , Li Lin Yang , Xiaoping Ye

In these proceedings, we summarise our recent calculations of next-to-leading order electroweak corrections to Higgs boson pair and Higgs boson plus jet production. The calculations are divided into different regions. In the high-energy…

High Energy Physics - Phenomenology · Physics 2023-10-24 Hantian Zhang

In high energy hadronic collisions, a general CP-violating Higgs boson $\Phi$ with accompanying jets can be efficiently produced via gluon fusion, which is mediated by heavy quark loops. In this letter we study the dominant sub-channel $ gg…

High Energy Physics - Phenomenology · Physics 2015-06-18 Francisco Campanario , Michael Kubocz

At lowest order in perturbation theory, the production of a Higgs boson in association with dijets displays a strong correlation in the azimuthal angle between the dijets, induced by the CP-properties of the Higgs Boson coupling. However,…

High Energy Physics - Phenomenology · Physics 2010-06-24 Jeppe R. Andersen

The calculation of the next-to-leading order QCD corrections to the production of a neutral Higgs-boson pair is briefly summarized. The dominant production mechanism is gluon fusion via top-quark loops, so that the QCD corrections can be…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Dawson , S. Dittmaier , M. Spira

We present results for the production cross section of a Higgs Boson with a pair of bottom/anti-bottom quarks, including next-to-leading order (NLO) QCD corrections.

High Energy Physics - Phenomenology · Physics 2009-11-10 S. Dawson , C. B. Jackson , L. Reina , D. Wackeroth

We investigate the possibility to detect the scalar Higgs boson decay $H\to b\bar b$ in the associated $Z$ and $b\bar b$ production at the LHC using the $k_T$-factorization QCD approach. Our consideration is based on the off-shell (i.e.…

High Energy Physics - Phenomenology · Physics 2015-05-20 A. V. Lipatov , N. P. Zotov

We calculate the two-loop QCD corrections to the production of the neutral supersymmetric Higgs bosons via the gluon fusion mechanism at hadron colliders, including the contributions of squark loops. To a good approximation, these…

High Energy Physics - Phenomenology · Physics 2010-04-06 S. Dawson , A. Djouadi , M. Spira

We consider the production of a Standard Model Higgs boson accompanied by two jets in hadronic collisions. We work in the limit that the top quark is much heavier than the Higgs boson and use an effective Lagrangian for the interactions of…

High Energy Physics - Phenomenology · Physics 2014-11-17 Russel P. Kauffman , Satish V. Desai , Dipesh Risal

We report the results of a next-to-leading order simulation of top quark pair production in association with two jets. With our inclusive cuts, we show that the corrections with respect to leading order are negative and small, reaching 11%.…

High Energy Physics - Phenomenology · Physics 2010-05-28 G. Bevilacqua , M. Czakon , C. G. Papadopoulos , M. Worek

We compute QCD corrections to the processes $e^+e^-\to t \bar t h^0$ and $pp\to t \bar t h^0$ by treating the Higgs boson as a parton which radiates off a heavy quark. This approximatiion is valid in the limits $M_h<<M_t$ and $M_h,…

High Energy Physics - Phenomenology · Physics 2009-10-30 S. Dawson , L. Reina