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We present the first results on the two-loop massless QCD corrections to the four-point amplitude $b+\overline{b} \rightarrow H+H$ in the five flavor scheme, treating bottom quarks as massless. This amplitude is sensitive to the trilinear…

High Energy Physics - Phenomenology · Physics 2019-06-03 Ajjath A H , Pulak Banerjee , Amlan Chakraborty , Prasanna K. Dhani , Pooja Mukherjee , Narayan Rana , V. Ravindran

In this paper, we calculated the next-to-leading order (NLO) new physics contributions to the mass splitting $\dmd$ and the branching ratio $\brbxsga$ induced by the charged Higgs loop diagrams in the third type of two-Higgs-doublet models…

High Energy Physics - Phenomenology · Physics 2014-11-17 Zhenjun Xiao , Libo Guo

We consider the production of a light non-standard model Higgs boson of order $100~\GEV$ with an associated $W$ boson at CERN Large Hadron Collider. We focus on an interesting scenario that, the Higgs boson decays predominately into two…

High Energy Physics - Phenomenology · Physics 2010-11-08 Chuan-Ren Chen , Mihoko M. Nojiri , Warintorn Sreethawong

Different methods for treating the results of higher-order perturbative QCD calculations of the decay width of the Standard Model Higgs boson into bottom quarks are discusssed. Special attention is paid to the analysis of the $M_H$…

High Energy Physics - Phenomenology · Physics 2009-01-26 A. L. Kataev , V. T. Kim

Accurately measuring the properties of the Higgs boson is one of the primary physics objectives of the high-energy frontier. By incorporating the inclusive information of all reconstructed particles to identify the signal events, referred…

High Energy Physics - Experiment · Physics 2026-03-10 Jianfeng Jiang , Yongfeng Zhu , Chao Yang , Manqi Ruan

The expected precision at the FCC-ee on the product $\sigma\times\mathcal{B}(H\rightarrow b\bar{b}, c\bar{c},s\bar{s},gg)$ of Higgs boson production cross sections times branching ratios of hadronic decays is presented. This study provides…

High Energy Physics - Experiment · Physics 2026-04-24 Andrea Del Vecchio , Jan Eysermans , Loukas Gouskos , George Iakovidis , Alexis Maloizel , Giovanni Marchiori , Michele Selvaggi

A search for the decay of the Standard Model Higgs boson into a $b\bar{b}$ pair when produced in association with a $W$ or $Z$ boson is performed with the ATLAS detector. The analysed data, corresponding to an integrated luminosity of 36.1…

High Energy Physics - Experiment · Physics 2017-12-15 ATLAS Collaboration

We present the calculation of the dominant next to leading order QCD corrections to Higgs boson production in association with three jets via vector boson fusion in the form of a NLO parton-level Monte Carlo program. QCD corrections to…

High Energy Physics - Phenomenology · Physics 2009-11-18 Terrance Figy , Vera Hankele , Dieter Zeppenfeld

We present results on the strong and electroweak NLO corrections to the production of a Higgs boson plus two hard jets via weak interactions at the LHC. The calculation includes all weak-boson fusion and quark-antiquark annihilation…

High Energy Physics - Phenomenology · Physics 2008-11-26 Mariano Ciccolini , Ansgar Denner , Stefan Dittmaier

In this paper we present the full NLO QCD + NLO EW corrections to the $Z$-boson pair production in association with a hard jet at the LHC. The subsequent $Z$-boson leptonic decays are included by adopting both the naive NWA and MadSpin…

High Energy Physics - Phenomenology · Physics 2016-07-27 Wang Yong , Zhang Ren-You , Ma Wen-Gan , Li Xiao-Zhou , Guo Lei

Precise measurements of Higgs decays into quarks and gluons are essential for probing the Yukawa couplings of the Higgs boson and testing the flavor structure of the Standard Model. We investigate the process $e^+e^- \to ZH$ at…

High Energy Physics - Phenomenology · Physics 2025-12-29 Xinzhu Wang , Yifan Zhu , Chunxiang Zhu , Jianfeng Jiang , Manqi Ruan , Kun Wang , Haijun Yang , Yongfeng Zhu

A search is presented for new particles in an extension to the Standard Model that includes a heavy Higgs boson H0, an intermediate charged Higgs boson pair H+-, and a light Higgs boson h0. The analysis searches for events involving the…

High Energy Physics - Experiment · Physics 2017-12-21 ATLAS Collaboration

Results for the complete NLO electroweak corrections to Standard Model Higgs production via gluon fusion are included in the total cross section for hadronic collisions. Artificially large threshold effects are avoided working in the…

High Energy Physics - Phenomenology · Physics 2008-12-18 S. Actis , G. Passarino , C. Sturm , S. Uccirati

We present fully differential predictions for the production cross section of a Higgs boson via the gluon fusion mechanism at next-to-next-to-next-to leading order (N$^3$LO) in QCD perturbation theory. To perform our calculation we apply…

High Energy Physics - Phenomenology · Physics 2021-08-18 X. Chen , T. Gehrmann , E. W. N. Glover , A. Huss , B. Mistlberger , A. Pelloni

Exclusive observables involving Higgs boson in association with jets are often well suited to study the Higgs boson properties. They are rates involving cuts on the final state jets or differential distributions of rapidity, transverse…

High Energy Physics - Phenomenology · Physics 2014-08-20 Taushif Ahmed , Maguni Mahakhud , Prakash Mathews , Narayan Rana , V. Ravindran

This article gives the perturbative NNLO results for the most commonly used event shape variables associated to three-jet events in electron-positron annihilation: Thrust, heavy jet mass, wide jet broadening, total jet broadening, C…

High Energy Physics - Phenomenology · Physics 2009-10-16 Stefan Weinzierl

A search is presented for charged Higgs bosons (H$^\pm$) in proton-proton (pp) collision events via the pp $\to$ (b)H$^\pm$ processes, with H$^\pm$ decaying into top (t) and bottom (b) quarks. The search targets final states with one…

High Energy Physics - Experiment · Physics 2026-01-01 CMS Collaboration

In view of precision studies of the Higgs sector at the Run II of the LHC, the improvement of the accuracy of the theoretical prediction is becoming a pressing issue. In this framework, we detail a calculation of the full Next-to-Leading…

High Energy Physics - Phenomenology · Physics 2015-06-02 Stefano Boselli , Carlo M. Carloni Calame , Guido Montagna , Oreste Nicrosini , Fulvio Piccinini

We present a new numerical program, HTurbo, which provides fast and numerically precise predictions for Higgs boson production cross sections. The present version of the code implements the perturbative QCD expansion up to the…

High Energy Physics - Phenomenology · Physics 2022-06-15 Stefano Camarda , Leandro Cieri , Giancarlo Ferrera , Jesus Urtasun-Elizari

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