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Related papers: O'Mega & WHIZARD: Monte Carlo Event Generator Gene…

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Work on electroweak precision calculations and event generators for electroweak physics studies at current and future colliders is summarized.

High Energy Physics - Phenomenology · Physics 2009-03-19 W. Hollik

A new Monte-Carlo generator including real radiated photons in DIS on polarized and unpolarized targets is presented. Analytical and numerical tests are performed and discussed in details.

High Energy Physics - Phenomenology · Physics 2007-05-23 I. Akushevich , H. Boettcher , D. Ryckbosch

The status of event generators for SUSY processes at future Linear Colliders is briefly reviewed.

High Energy Physics - Phenomenology · Physics 2007-05-23 Frank E. Paige

The GR@PPA event generator has been updated to version 2.7. This distribution provides event generators for $V$ ($W$ or $Z$) + jets ($\leq$ 4 jets), $VV$ + jets ($\leq$ 2 jets) and QCD multi-jet ($\leq$ 4 jets) production processes at $pp$…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. Tsuno , T. Kaneko , Y. Kurihara , S. Odaka , K. Kato

We present a new event generator for the simulation of both neutral- and charged-current deep inelastic scattering (DIS) at next-to-leading order in QCD matched to parton showers using the POWHEG method. Our implementation builds on the…

High Energy Physics - Phenomenology · Physics 2024-02-09 Andrea Banfi , Silvia Ferrario Ravasio , Barbara Jäger , Alexander Karlberg , Felix Reichenbach , Giulia Zanderighi

In this short review we discuss two implementations of the charged Higgs boson production process in association with a top quark in Monte Carlo event generators at next-to-leading order in QCD. We introduce the MC@NLO and the POWHEG method…

High Energy Physics - Phenomenology · Physics 2014-12-19 K. Kovarik

The class of six-fermion production processes at e+e- colliders comprises very interesting particle reactions, such as the production of top-quark pairs and of Higgs bosons in the intermediate Higgs mass range, the scattering of massive…

High Energy Physics - Phenomenology · Physics 2009-11-07 Stefan Dittmaier , Markus Roth

We introduce GRANIITTI, a new Monte Carlo event generator designed especially to solve the enigma of glueballs at the LHC. We discuss the available physics processes, compare the simulations against STAR data from RHIC and span ambitious…

High Energy Physics - Phenomenology · Physics 2023-04-13 Mikael Mieskolainen

In this article we combine a recently proposed method for factorisation-aware matrix element surrogates with an unbiased unweighting algorithm. We show that employing a sophisticated neural network emulation of QCD multijet matrix elements…

High Energy Physics - Phenomenology · Physics 2023-09-20 Timo Janßen , Daniel Maître , Steffen Schumann , Frank Siegert , Henry Truong

An important area of high energy physics studies at the Large Hadron Collider (LHC) currently concerns the need for more extensive and precise comparison data. Important tools in this realm are event reweighing and evaluation of more…

Computational Physics · Physics 2023-12-13 Zenny Wettersten , Olivier Mattelaer , Stefan Roiser , Robert Schöfbeck , Andrea Valassi

In this article, we highlight physics improvements in the NuWro Monte Carlo event generator. The upcoming version of NuWro will incorporate the integration of the argon spectral function for quasi-elastic scattering, along with the…

High Energy Physics - Phenomenology · Physics 2025-01-23 Hemant Prasad , Jan T. Sobczyk , Artur M. Ankowski , J. Luis Bonilla , Rwik Dharmapal Banerjee , Krzysztof M. Graczyk , Beata E. Kowal

This is the user's manual of MC@NLO 4.0. This package is a practical implementation, based upon the Fortran HERWIG and Herwig++ event generators, of the MC@NLO formalism, which allows one to incorporate NLO QCD matrix elements consistently…

High Energy Physics - Phenomenology · Physics 2010-10-06 Stefano Frixione , Fabian Stoeckli , Paolo Torrielli , Bryan R. Webber , Chris D. White

Future linear $e^+e^-$ colliders aim for extremely high precision measurements. To achieve this, not only excellent detectors and well controlled machine conditions are needed, but also the best possible estimate of backgrounds. To avoid…

High Energy Physics - Experiment · Physics 2022-09-21 Mikael Berggren

We present a novel technique to incorporate precision calculations from quantum chromodynamics into fully differential particle-level Monte-Carlo simulations. By minimizing an information-theoretic quantity subject to constraints, our…

High Energy Physics - Phenomenology · Physics 2025-09-19 Benoît Assi , Stefan Höche , Kyle Lee , Jesse Thaler

This is the user's manual of MC@NLO 3.4. This package is a practical implementation, based upon the HERWIG event generator, of the MC@NLO formalism, which allows one to incorporate NLO QCD matrix elements consistently into a parton shower…

High Energy Physics - Phenomenology · Physics 2008-12-04 Stefano Frixione , Bryan R. Webber

Efficient generation of LHC events is hindered by the rapidly rising cost of evaluating QCD matrix elements with increasing multiplicity. We build on a recently proposed two-step strategy in which unweighted events are first generated using…

High Energy Physics - Phenomenology · Physics 2026-01-28 Rikkert Frederix , Timea Vitos

Although elastic scattering of nucleons may look like a simple process, it presents a long-lasting challenge for theory. Due to missing hard energy scale, the perturbative QCD can not be applied. Instead, many phenomenological/theoretical…

Computational Physics · Physics 2014-02-11 Jan Kašpar

A detailed study of correlated scalars, produced in collisions of nuclei and associated with the $\sigma$-field fluctuations, $(\delta \sigma)^2= < \sigma^2 >$, at the QCD critical point (critical fluctuations), is performed on the basis of…

High Energy Physics - Phenomenology · Physics 2009-11-11 N. G. Antoniou , Y. F. Contoyiannis , F. K. Diakonos , G. Mavromanolakis

In this contribution the new event generation framework SHERPA will be presented, which aims at a full simulation of events at current and future high-energy experiments. Some first results exemplify its capabilities.

High Energy Physics - Phenomenology · Physics 2007-05-23 T. Gleisberg , S. Hoeche , F. Krauss , A. Schaelicke , S. Schumann , J. Winter , G. Soff

We have developed an extended framework, named GR@PPA, of the GRACE system for hadron collisions. The GRACE system is an automatic Feynman diagram calculation system and an event generator based on this diagram calculation. While the…

High Energy Physics - Phenomenology · Physics 2007-05-23 Soushi Tsuno