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Related papers: Event Generation with Sherpa 2.2

200 papers

Precision phenomenological studies of high-multiplicity scattering processes at collider experiments present a substantial theoretical challenge and are vitally important ingredients in experimental measurements. Machine learning technology…

High Energy Physics - Phenomenology · Physics 2023-02-20 Ryan Moodie

This manual describes the PYTHIA 8.3 event generator, the most recent version of an evolving physics tool used to answer fundamental questions in particle physics. The program is most often used to generate high-energy-physics collision…

As the quality of experimental measurements increases, so does the need for Monte Carlo-generated simulated events - both with respect to the total amount and to their precision. In perturbative methods, this involves the evaluation of…

High Energy Physics - Phenomenology · Physics 2025-03-11 Zenny Wettersten , Olivier Mattelaer , Stefan Roiser , Andrea Valassi , Marco Zaro

A new release of the Monte Carlo event generator Herwig++ (version 2.6) is now available. This version comes with a number of improvements including: a new structure for the implementation of next-to-leading order matrix elements; an…

High Energy Physics - Phenomenology · Physics 2012-05-23 K. Arnold , L. d'Errico , S. Gieseke , D. Grellscheid , K. Hamilton , A. Papaefstathiou , S. Platzer , P. Richardson , C. Rohr , A. Schofield , A. Siodmok , M. Stoll , D. Winn

We present the first complete simulation framework for the simulation of jet production in diffractive events at next-to leading order in QCD, matched to the parton shower. We validate the implementation in the SHERPA event generator with…

High Energy Physics - Phenomenology · Physics 2024-07-03 Frank Krauss , Peter Meinzinger

A WEB-portal HepWeb allows users to perform the most popular calculations in high energy physics - calculations of hadron-hadron, hadron-nucleus and nucleus-nucleus interaction cross sections as well as calculations of secondary particles…

High Energy Physics - Phenomenology · Physics 2012-09-03 E. I. Alexandrov , V. M. Kotov , V. V. Uzhinsky , P. V. Zrelov

In this article we describe Professor, a new program for tuning model parameters of Monte Carlo event generators to experimental data by parameterising the per-bin generator response to parameter variations and numerically optimising the…

High Energy Physics - Phenomenology · Physics 2010-01-06 Andy Buckley , Hendrik Hoeth , Heiko Lacker , Holger Schulz , Jan Eike von Seggern

Monte Carlo event generators are a critical tool for the interpretation of data obtained by neutrino experiments. Several modern event generators are available which are well-suited to the GeV energy scale used in studies of accelerator…

Nuclear Theory · Physics 2021-11-29 Steven Gardiner

We describe the Monte Carlo event generator for quantum black hole production and decay in proton-proton collisions -- QBH version 1.03.

High Energy Physics - Phenomenology · Physics 2011-05-24 Douglas M. Gingrich

We present a Monte-Carlo event generator for simulating chargino pair-production at the International Linear Collider (ILC) at next-to-leading order in the electroweak couplings. By properly resumming photons in the soft and collinear…

High Energy Physics - Phenomenology · Physics 2008-11-26 W. Kilian , J. Reuter , T. Robens

Event generators in high-energy nuclear and particle physics play an important role in facilitating studies of particle reactions. We survey the state-of-the-art of machine learning (ML) efforts at building physics event generators. We…

High Energy Physics - Phenomenology · Physics 2021-12-30 Yasir Alanazi , N. Sato , Pawel Ambrozewicz , Astrid N. Hiller Blin , W. Melnitchouk , Marco Battaglieri , Tianbo Liu , Yaohang Li

Event generators play an important role in all physics programs at the Large Hadron Collider and beyond. Dedicated efforts are required to tune the parameters of event generators to accurately describe data. There are many tuning methods…

High Energy Physics - Phenomenology · Physics 2023-10-12 Jaffae Schroff , Xiangyang Ju

The status of two Monte Carlo generators, HELAC-PHEGAS, a program for multi-jet processes and VBFNLO, a parton level program for vector boson fusion processes at NLO QCD, is briefly presented. The aim of these tools is the simulation of…

High Energy Physics - Phenomenology · Physics 2008-11-26 Malgorzata Worek

The cosmic ray interaction event generator Sibyll is widely used in extensive air shower simulations. We describe in detail the properties of Sibyll 2.1 and the differences with the original version 1.7. The major structural improvements…

High Energy Physics - Phenomenology · Physics 2009-11-30 Eun-Joo Ahn , Ralph Engel , Thomas K. Gaisser , Paolo Lipari , Todor Stanev

An event generator for nuclear collisions is a microscopic model, obtained from extrapolating elementary interactions -- as electron-positron annihilation, deep inelastic scattering, and proton-proton interactions -- towards proton-nucleus…

High Energy Physics - Phenomenology · Physics 2009-11-07 K. Werner

This is the user's manual of [email protected]. This package is a practical implementation, based upon the HERWIG event generator, of the recently proposed MC@NLO formalism for matching the next-to-leading order calculation of a QCD process with a…

High Energy Physics - Phenomenology · Physics 2007-05-23 S. Frixione , B. R. Webber

The method to merge matrix elements for multi particle production and parton showers in electron-positron annihilations and hadronic collisions and its implementation into the new event generator SHERPA is described in detail. Examples…

High Energy Physics - Phenomenology · Physics 2009-11-11 Andreas Schaelicke , Frank Krauss

The Monte Carlo event generators (MC) are used for the simulation of different processes in high energy physics. To achieve the best description of the data, the parameters of simulations are adjusted (tuned) with different methods. In this…

High Energy Physics - Experiment · Physics 2018-01-23 Fabian Klimpel

ExDiff2.0 is a Monte Carlo event generator for simulation of Exclusive Diffractive processes in proton-proton collisions. The present version includes reactions: elastic scattering $pp\to pp$ at 7, 8, 13, 14~TeV; $pp\to p+R+p$, $R =…

High Energy Physics - Phenomenology · Physics 2018-05-23 R. A. Ryutin

HERWIG (Hadron Emission Reactions With Interfering Gluons) is a multipurpose Monte Carlo event generator for the simulation of hard collisions between hadrons, leptons and photons. This note describes the new features of version 5.9. These…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. Marchesini , B. R. Webber , G. Abbiendi , I. G. Knowles , M. H. Seymour , L. Stanco