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Related papers: New Developments in WHIZARD Version 2.6

200 papers

We present the status of the automation of NLO processes within the event generator WHIZARD. The program provides an automated FKS subtraction and phase space integration over the FKS regions, while the (QCD) NLO matrix element is accessed…

High Energy Physics - Phenomenology · Physics 2016-03-11 J. Reuter , F. Bach , B. Chokoufe , W. Kilian , M. Stahlhofen , C. Weiss

We present version 2.1 of the High Energy Jets (HEJ) event generator for hadron colliders. HEJ is a Monte Carlo generator for processes at high energies with multiple well-separated jets in the final state. To achieve accurate predictions,…

High Energy Physics - Phenomenology · Physics 2022-06-01 Jeppe R. Andersen , James Black , Helen Brooks , Bertrand Ducloué , Marian Heil , Andreas Maier , Jennifer M. Smillie

Recently, various cross sections of e+e- annihilation into hadrons were accurately measured in the energy range from 0.37 to 1.39 GeV with the CMD-2 detector at the VEPP-2M collider. In the pi+pi- channel a systematic uncertainty of 0.6%…

High Energy Physics - Phenomenology · Physics 2009-01-07 A. B. Arbuzov , G. V. Fedotovich , F. V. Ignatov , E. A. Kuraev , A. L. Sibidanov

This is the user's manual of MC@NLO 2.0. 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 2007-05-23 Stefano Frixione , Bryan R Webber

In the era of precision physics measurements at the LHC, efficient and exhaustive estimations of theoretical uncertainties play an increasingly crucial role. In the context of Monte Carlo (MC) event generators, the estimation of such…

High Energy Physics - Phenomenology · Physics 2016-10-12 S. Mrenna , P. Skands

We present an extended version of THERMINATOR, a Monte Carlo event generator dedicated to studies of the statistical production of particles in relativistic heavy-ion collisions. The increased functionality of the code contains the…

Nuclear Theory · Physics 2015-05-27 Mikolaj Chojnacki , Adam Kisiel , Wojciech Florkowski , Wojciech Broniowski

This article provides an introduction to the principles of particle physics event generators that are based on the Monte Carlo method. Following some preliminaries, instructions on how to build a basic parton-level Monte Carlo event…

High Energy Physics - Phenomenology · Physics 2020-07-16 Andreas Papaefstathiou

Modern neutrino-nucleus cross section predictions need to incorporate sophisticated nuclear models to achieve greater predictive precision. However, the computational complexity of these advanced models often limits their practicality for…

High Energy Physics - Experiment · Physics 2025-05-19 Mathias El Baz , Federico Sánchez , Natalie Jachowicz , Kajetan Niewczas , Ashish Kumar Jha , Alexis Nikolakopoulos

A new version of the Monte Carlo event generator DPMJET is presented. It is a code system based on the Dual Parton Model and unifies all features of the DTUNUC-2, DPMJET-II and PHOJET 1.12 event generators. DPMJET-III allows the simulation…

High Energy Physics - Phenomenology · Physics 2015-06-25 Stefan Roesler , Ralph Engel , Johannes Ranft

We present a novel approach that is being developed at DZero for extracting information from data through a direct comparison of all measured variables in an event with a matrix element that describes the entire production process. The…

High Energy Physics - Experiment · Physics 2019-08-14 Juan Estrada

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

In this talk I present a personal perspective on what the current and future challenges are for Monte Carlo event generators. I focus in particular on those aspects of Monte Carlo event generators that have not, historically, received the…

High Energy Physics - Phenomenology · Physics 2023-09-26 Davide Napoletano

We present precision results for distributions in global event shapes that can be measured at hadron colliders within experimental limitations. These predictions are obtained by combining exact next-to-leading order (NLO) with the all-order…

High Energy Physics - Phenomenology · Physics 2011-01-04 Andrea Banfi

We present a novel integrator based on normalizing flows which can be used to improve the unweighting efficiency of Monte-Carlo event generators for collider physics simulations. In contrast to machine learning approaches based on surrogate…

High Energy Physics - Phenomenology · Physics 2020-04-22 Christina Gao , Stefan Hoeche , Joshua Isaacson , Claudius Krause , Holger Schulz

Accurate predictions for both signal and background events at the LHC are of paramount importance in order to confirm even the smallest deviations from Standard Model predictions. Next-to-leading order Monte Carlo event generators are an…

High Energy Physics - Phenomenology · Physics 2010-11-30 Carole Weydert

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 2007-05-23 N. G. Antoniou , Y. F. Contoyiannis , F. K. Diakonos , G. Mavromanolakis

A general introduction is given in chapter 1. Chapter 2 outlines the main features of the Standard Model (SM) of particle physics and the theoretical motivations for going beyond it. We subsequently provide brief descriptions of a few…

High Energy Physics - Phenomenology · Physics 2011-08-30 Andreas Papaefstathiou

Event generators simulate particle interactions using Monte Carlo techniques, providing the primary connection between experiment and theory in experimental high energy physics. These software packages, which are the first step in the…

The status of implementation of new hadronic currents into the Monte Carlo system for simulation of tau-lepton production and decay in high-energy accelerator experiments is reviewed. Since the tau-lepton conference in 2010 substantial…

High Energy Physics - Phenomenology · Physics 2015-06-04 Z. Was