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We study Higgs boson production in exclusive jet bins at possible future 33 and 100 TeV proton-proton colliders. We compare the cross sections obtained using fixed-order perturbation theory with those obtained by also resuming large…

High Energy Physics - Phenomenology · Physics 2014-09-10 Radja Boughezal , Christfried Focke , Ye Li , Xiaohui Liu

A fully differential calculation of the next-to-leading order QCD corrections to the production of Z-boson pairs in association with a hard jet at the Tevatron and LHC is presented. This process is an important background for Higgs particle…

High Energy Physics - Phenomenology · Physics 2014-11-20 T. Binoth , T. Gleisberg , S. Karg , N. Kauer , G. Sanguinetti

We present phenomenological results for the production of a Higgs boson in association with two jets at the LHC. The calculation is performed in the limit of large top mass and is accurate to next-to-leading order in the strong coupling,…

High Energy Physics - Phenomenology · Physics 2009-11-11 John M. Campbell , R. Keith Ellis , Giulia Zanderighi

Real emission corrections to gg -> H, which lead to H+2 jet events, are calculated at order alpha_s^4. Contributions include top-quark triangles, boxes and pentagon diagrams and are evaluated analytically for arbitrary top mass m_t. This…

High Energy Physics - Phenomenology · Physics 2009-11-07 V. Del Duca , W. Kilgore , C. Oleari , C. Schmidt , D. Zeppenfeld

Tree-level studies have shown in the past that kinematical correlations between the two jets in Higgs+2-jet events are direct probes of the Higgs couplings, e.g. of their CP nature. In this paper we explore the impact of higher-order…

High Energy Physics - Phenomenology · Physics 2009-11-11 V. Del Duca , G. Klämke , M. L. Mangano , M. Moretti , F. Piccinini , R. Pittau , A. D. Polosa , D. Zeppenfeld

Several important processes and analyses at the LHC are sensitive to higher-order perturbative corrections beyond what can currently be calculated at fixed order. The formalism of High Energy Jets (HEJ) calculates the corrections…

High Energy Physics - Phenomenology · Physics 2018-09-26 Jeppe R. Andersen , Tuomas Hapola , Marian Heil , Andreas Maier , Jennifer M. Smillie

We present HEJ 2, a new implementation of the High Energy Jets formalism for high-energy resummation in hadron-collider processes as a flexible Monte Carlo event generator. In combination with a conventional fixed-order event generator, HEJ…

High Energy Physics - Phenomenology · Physics 2020-12-16 Jeppe R. Andersen , Tuomas Hapola , Marian Heil , Andreas Maier , Jennifer Smillie

We revisit the azimuthal decorrelation $\delta\phi$ between a jet and a $Z$ boson produced at hadron colliders. Employing different recombination schemes for the jets leads to significantly different NLL-resummed predictions for the…

High Energy Physics - Phenomenology · Physics 2022-10-06 Hamza Bouaziz , Yazid Delenda , Kamel Khelifa-Kerfa

We use the recently proposed jettiness-subtraction scheme to provide the complete calculation of Higgs boson production in association with a jet in hadronic collisions through next-to-next-to-leading order in perturbative QCD. This method…

High Energy Physics - Phenomenology · Physics 2015-08-11 Radja Boughezal , Christfried Focke , Walter Giele , Xiaohui Liu , Frank Petriello

Events with vector bosons produced in association with jets have been extensively studied at hadron colliders and provide high-accuracy tests of the Standard Model. A good understanding of these processes is of paramount importance for…

High Energy Physics - Experiment · Physics 2021-12-06 Alessandro Tricoli , Marek Schönherr , Paolo Azzurri

Exploiting the substructure of jets observed at the LHC to better understand and interpret the experimental data has recently been a very active area of research. In this thesis we study the substructure of high-p$_T$ QCD jets, which form a…

High Energy Physics - Phenomenology · Physics 2021-11-23 Kamel Khelifa-Kerfa

We present predictions for Higgs production via gluon fusion with a p_T veto on jets and with the resummation of jet-veto logarithms at NNLL'+$NNLO order. These results incorporate explicit O(alphas^2) calculations of soft and beam…

High Energy Physics - Phenomenology · Physics 2014-03-12 Iain W. Stewart , Frank J. Tackmann , Jonathan R. Walsh , Saba Zuberi

We compute the next-to-leading-order (NLO) QCD corrections to the Higgs pT distribution in Higgs production in association with a jet via gluon fusion at the LHC, with exact dependence on the mass of the quark circulating in the heavy-quark…

High Energy Physics - Phenomenology · Physics 2023-07-19 R. Bonciani , V. Del Duca , H. Frellesvig , M. Hidding , V. Hirschi , F. Moriello , G. Salvatori , G. Somogyi , F. Tramontano

We present calculations of Higgs boson production via gluon-gluon fusion in association with one or two additional jets at next-to-leading order in QCD. The calculation of H+jet is exact in the treatment of the top-quark mass, whereas for…

High Energy Physics - Phenomenology · Physics 2022-03-30 X. Chen , A. Huss , S. P. Jones , M. Kerner , J. -N. Lang , J. M. Lindert , H. Zhang

We present a detailed phenomenological analysis of the production of a Standard Model Higgs boson in association with up to three jets. The Higgs is produced via gluon fusion, which is an irreducible background to the vector boson fusion…

High Energy Physics - Phenomenology · Physics 2016-01-15 Nicolas Greiner , Stefan Hoeche , Gionata Luisoni , Marek Schonherr , Jan-Christopher Winter , Valery Yundin

We present precise predictions for the production of a Higgs boson in association with a hadronic jet and a $\mathrm{W}$ boson at hadron colliders. The behaviour of QCD corrections are studied for fiducial cross sections and distributions…

High Energy Physics - Phenomenology · Physics 2021-06-02 R. Gauld , A. Gehrmann-De Ridder , E. W. N. Glover , A. Huss , I. Majer

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

This report describes the recent efforts to compute analytic formulae for the Next-to-Leading-Order (NLO) QCD corrections to Higgs plus two jet production at hadron colliders. In these calculations the Higgs boson couples to gluons via a…

High Energy Physics - Phenomenology · Physics 2014-11-20 Ciaran Williams

We study jet mass distributions measured in the single inclusive jet production in proton-proton collisions $pp\to \text{jet}+X$ at the LHC. We consider both standard ungroomed jets as well as soft drop groomed jets. Within the Soft…

High Energy Physics - Phenomenology · Physics 2018-10-26 Zhong-Bo Kang , Kyle Lee , Xiaohui Liu , Felix Ringer

We consider the transverse-momentum (q_T) distribution of Standard Model Higgs bosons produced by gluon fusion in hadron collisions. At small q_T (q_T<<m_H, m_H being the mass of the Higgs boson), we resum the logarithmically-enhanced…

High Energy Physics - Phenomenology · Physics 2015-05-30 D. de Florian , G. Ferrera , M. Grazzini , D. Tommasini