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200 papers

We present the Version 2.7 of FeynHiggs, a program for computing MSSM Higgs-boson masses and related observables, such as mixing angles, branching ratios, and couplings, including state-of-the-art higher-order contributions.

High Energy Physics - Phenomenology · Physics 2010-12-13 T. Hahn , S. Heinemeyer , W. Hollik , H. Rzehak , G. Weiglein

We present preliminary results with HIJING++ (3.1.1) for identified hadron production in high-energy heavy ion collisions at LHC energies. The recently developed HIJING++ version is based on the latest version of PYTHIA8 and contains all…

We compute the 3-loop O(\alpha \alpha_s) correction to the Higgs boson production cross section arising from light quarks using an effective theory approach. Our calculation probes the factorization of QCD and electroweak perturbative…

High Energy Physics - Phenomenology · Physics 2010-01-15 Charalampos Anastasiou , Radja Boughezal , Frank Petriello

We present the next-to-leading order QCD corrections to Higgs boson pair production in vector boson fusion, including the leading operators in the framework of Higgs Effective Field Theory (HEFT). The corresponding calculation is based on…

High Energy Physics - Phenomenology · Physics 2025-07-22 Jens Braun , Pia Bredt , Gudrun Heinrich , Marius Höfer

Beyond 2025 we will enter the High-Luminosity era of the LHC, right after the upgrades of the third Long Shutdown of the Large Hadron Collider (LHC). The ongoing state-of-the-art experimental instrument upgrades require high-performance…

Three studies on six-fermion production processes are presented, in which the production of an intermediate-mass Higgs boson, the top-quark physics and the analysis of possible anomalous quartic gauge couplings are considered. A Monte Carlo…

High Energy Physics - Phenomenology · Physics 2007-05-23 F. Gangemi , G. Montagna , M. Moretti , O. Nicrosini , F. Piccinini

The AcerMC Monte Carlo generator gives a possibility to generate some of the Standard Model background processes which were recognised as very dangerous for the searches at LHC, and generation of which was either unavailable or not…

High Energy Physics - Phenomenology · Physics 2009-11-07 Borut Paul Kersevan , Elzbieta Richter-Was

The Monte Carlo program KoralW version 1.42 is presented. It generates all four-fermion final states with multibranch dedicated Monte Carlo pre-samplers and complete, massive, Born matrix elements. The presamplers cover the entire phase…

High Energy Physics - Phenomenology · Physics 2009-10-31 S. Jadach , W. Placzek , M. Skrzypek , B. F. L. Ward , Z. Was

We describe the new version of the Monte Carlo event generator WOPPER for four fermion production through W-pairs including resummed leading logarithmic QED radiative corrections. Among the new features included are singly resonant…

High Energy Physics - Phenomenology · Physics 2008-02-03 Harald Anlauf , Panagiotis Manakos , Thorsten Ohl , Hans Dieter Dahmen

We investigate the viability of observing charged Higgs bosons (H^+/-) produced in association with W bosons at the CERN Large Hadron Collider, using the leptonic decay H^+ -> tau^+ nu_tau and hadronic W-decay, within different scenarios of…

High Energy Physics - Phenomenology · Physics 2008-11-26 David Eriksson , Stefan Hesselbach , Johan Rathsman

The connection between analytic and Monte Carlo calculations of soft gluon emission is reanalyzed in light of recent, theoretical developments in resummation. An alternative Monte Carlo algorithm is suggested which incorporates (1)…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Mrenna

Electroweak radiative corrections are computed for Higgs production through vector boson fusion, qq->qqH, which is one of the most promising channels for detecting and studying the Higgs boson at the LHC. Using soft-collinear effective…

High Energy Physics - Phenomenology · Physics 2012-09-25 Fabio Siringo , Giuseppe Buccheri

We present the physics foundations and recent developments of Herwig 7, the modern successor of the original HERWIG and Herwig++ series. Herwig 7 provides a flexible and systematically improvable framework for the simulation of high-energy…

We improve the resummation calculations in the ResBos program for the Higgs boson production via gluon-gluon fusion by including the NNLO Wilson coefficient functions and G-functions. The improvement leads to increasing the total cross…

High Energy Physics - Phenomenology · Physics 2012-11-20 Jian Wang , Chong Sheng Li , Hai Tao Li , Zhao Li , C. -P. Yuan

The six-fermion production processes $e^+e^-\to q\bar q l^+ l^-\nu\bar\nu$, with all the lepton flavours and $q=u,d,c,s$, relevant to the study of the intermediate-mass Higgs boson at future $e^+e^-$ linear colliders, are analysed. A Monte…

High Energy Physics - Phenomenology · Physics 2011-09-13 F. Gangemi , G. Montagna , M. Moretti , O. Nicrosini , F. Piccinini

Radiative corrections of strong and electroweak interactions are presented at next-to-leading order for Higgs-boson production in the weak-boson-fusion channel at the LHC. The calculation includes all weak-boson fusion and quark-antiquark…

High Energy Physics - Phenomenology · Physics 2009-04-14 Mariano Ciccolini , Ansgar Denner , Stefan Dittmaier

The Monte Carlo generator PPROPHECY4F provides a PROPer description of the Higgs dECaY into 4 Fermions within the Standard Model, the Standard Model with a fourth fermion generation, a simple Higgs-singlet extension of the Standard Model,…

High Energy Physics - Phenomenology · Physics 2020-06-24 Ansgar Denner , Stefan Dittmaier , Alexander Mück

We present an implementation of the full electroweak $H+2~\text{jets}$ production process at hadron colliders in the framework of the $\tt{POWHEG~BOX}$, a public tool for the matching of fixed-order perturbative calculations with parton…

High Energy Physics - Phenomenology · Physics 2022-11-04 Barbara Jäger , Johannes Scheller

We present a new method for matching the two twin-processes gb->H+/-t and gg->H+/-tb in Monte Carlo event generators. The matching is done by defining a double-counting term, which is used to generate events that are subtracted from the sum…

High Energy Physics - Phenomenology · Physics 2011-01-27 J. Alwall , J. Rathsman

In these proceedings, we report recent progress of theoretical predictions for loop-induced Higgs boson production at the Large Hadron Collider (LHC). Our contributions include the next-to-leading order (NLO) QCD and electroweak corrections…

High Energy Physics - Phenomenology · Physics 2025-04-15 Hantian Zhang