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Related papers: Herwig++ Status Report

200 papers

Results from the new Monte Carlo event generator Herwig++ are presented. This first version simulates Hadron Emission Reactions With Interfering Gluons in electron-positron annihilation. The parton shower evolution is carried out using new…

High Energy Physics - Phenomenology · Physics 2009-11-10 Stefan Gieseke , Alberto Ribon , Michael H Seymour , Philip Stephens , Bryan Webber

A new release of the Monte Carlo program HERWIG (version 6.5) is now available. The main new features are: support for the Les Houches interface to matrix element generators; additional SM and MSSM Higgs processes in lepton collisions;…

High Energy Physics - Phenomenology · Physics 2007-05-23 G Corcella , IG Knowles , G Marchesini , S Moretti , K Odagiri , P Richardson , MH Seymour , BR Webber

HERWIG is a general-purpose Monte Carlo event generator, which includes the simulation of hard lepton-lepton, lepton-hadron and hadron-hadron scattering and soft hadron-hadron collisions in one package. It uses the parton-shower approach…

High Energy Physics - Phenomenology · Physics 2011-06-15 G. Corcella , I. G. Knowles , G. Marchesini , S. Moretti , K. Odagiri , P. Richardson , M. H. Seymour , B. R. Webber

In this contribution we describe the new model of multiple partonic interactions (MPI) that has been implemented in Herwig++. Tuning its two free parameters is enough to find a good description of CDF underlying event data. We show…

High Energy Physics - Phenomenology · Physics 2008-09-17 Manuel Bähr , Stefan Gieseke , Michael H. Seymour

I review the current status and future plans of the HERWIG collaboration.

High Energy Physics - Phenomenology · Physics 2007-05-23 Michael H. Seymour

We have modified the HERWIG event generator to incorporate diffractive interactions. All standard HERWIG hard subprocesses are available.

High Energy Physics - Phenomenology · Physics 2008-11-26 B. E. Cox , J. R. Forshaw

In this paper we describe a new model of multiple partonic interactions that has been implemented in Herwig++. Tuning its two free parameters we find a good description of CDF underlying event data. We show extrapolations to the LHC.

High Energy Physics - Phenomenology · Physics 2008-11-26 Manuel Bähr , Stefan Gieseke , Michael H. Seymour

We review the current status of the WHIZARD event generator. We discuss, in particular, recent improvements and features that are relevant for simulating the physics program at a future Linear Collider.

High Energy Physics - Phenomenology · Physics 2014-03-31 W. Kilian , F. Bach , T. Ohl , J. Reuter

A new release of the Monte Carlo event generator Herwig (version 7.3) has been launched. This iteration encompasses several enhancements over its predecessor, version 7.2. Noteworthy upgrades include: the implementation of a…

We review the modelling of multiple interactions in the event generator Herwig++ and study implications of recent tuning efforts to LHC data. A crucial ingredient to a successful description of minimum-bias and underlying-event observables…

High Energy Physics - Phenomenology · Physics 2012-06-12 Stefan Gieseke , Christian Röhr , Andrzej Siódmok

A new release of the Monte Carlo program HERWIG (version 6.3) is now available. The main new features are new (MRST) built-in parton distribution functions, more SM gauge boson production processes, 2 to 3 MSSM Higgs production processes,…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. Corcella , I. G. Knowles , G. Marchesini , S. Moretti , K. Odagiri , P. Richardson , M. H. Seymour , B. R. Webber

An overview is given of general-purpose event generators, especially PYTHIA and HERWIG. The current status is summarized, some recent physics improvements are described, and planned future projects are outlined.

High Energy Physics - Phenomenology · Physics 2007-05-23 T. Sjöstrand , M. H. Seymour

Reaching the desired precision level for W and Z processes at the LHC will require a mixture of higher-order QCD and electroweak corrections. HERWIRI2 is a step in implementing QED x QCD exponentiation in a hadronic event generator. This…

High Energy Physics - Phenomenology · Physics 2013-11-22 Scott A. Yost , Valerie Halyo , Miroslav Hejna , B. F. L. Ward

A summary of recent developments in the simulation of top quark production and decay in the Herwig Monte Carlo event generator.

High Energy Physics - Phenomenology · Physics 2018-01-19 Johannes Bellm , Kyle Cormier , Stefan Gieseke , Simon Plätzer , Christian Reuschle , Peter Richardson , Stephen Webster

We describe the recent developments to extend the multi-parton interaction model of underlying events in Herwig++ into the soft, non-perturbative, regime. This allows the program to describe also minimum bias collisions in which there is no…

High Energy Physics - Phenomenology · Physics 2009-05-29 Manuel Bahr , Jonathan M. Butterworth , Stefan Gieseke , Michael H. Seymour

This thesis describes the development of two independent computer programs, Herwig++ and Effective. Both of these programs are used for phenomenological predictions of high energy physics. Herwig++ is used to simulate events as measured at…

High Energy Physics - Phenomenology · Physics 2007-05-23 Philip Stephens

We describe the simulation of tau decays in the Herwig++ event generator, which includes sophisticated modelling of the hadronic currents and full treatment of spin correlation effects. The structure of the simulation makes it easy to add…

High Energy Physics - Phenomenology · Physics 2007-10-11 David Grellscheid , Peter Richardson

This summarizes the talk given at the LCWS 2019 conference in Sendai, Japan, on the progress of the WHIZARD event generator in terms of new physics features and technical improvements relevant for the physics programme of future lepton and…

High Energy Physics - Phenomenology · Physics 2020-03-05 Jürgen Reuter , Simon Braß , Pia Bredt , Wolfgang Kilian , Thorsten Ohl , Vincent Rothe , Pascal Stienemeier

In this contribution we describe a new model of multiple partonic interactions that has been implemented in Herwig++. Tuning its two free parameters we find a good description of CDF underlying event data. We show extrapolations to the LHC…

High Energy Physics - Phenomenology · Physics 2008-06-27 Manuel Bähr , Stefan Gieseke , Michael H. Seymour