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Related papers: Event Generators for Bhabha Scattering

200 papers

The production of prompt photons is one of the most relevant scattering processes studied at hadron-hadron colliders in recent years. This article will give an overview of the different approaches used to simulate prompt photon production…

High Energy Physics - Phenomenology · Physics 2017-05-10 Frank Siegert

HEP event generators aim to describe high-energy collisions in full exclusive detail. They combine perturbative matrix elements and parton showers with dynamical models of less well-understood phenomena such as hadronization, diffraction,…

High Energy Physics - Phenomenology · Physics 2014-12-12 Peter Skands

NA44 uses a 512 channel Si pad array covering $1.5 <\eta < 3.3$ to study charged hadron production in 158 A GeV Pb+Pb collisions at the CERN SPS. We apply a multiresolution analysis, based on a Discrete Wavelet Transformation, to probe the…

Nuclear Experiment · Physics 2007-05-23 The NA44 Collaboration , I. G. Bearden

In this paper we analyze the effects of virtual vector bileptons in polarized Bhabha scattering at the energies of the future linear colliders. In order to make the calculations of the differential cross sections more realistic, important…

High Energy Physics - Phenomenology · Physics 2009-08-11 B. Meirose , A. J. Ramalho

Event generators play a crucial role in the exploration of LHC physics. This presentation summarizes news and plans for the three general-purpose pp generators HERWIG, PYTHIA and SHERPA, as well as briefer notes on a few other generators.…

High Energy Physics - Phenomenology · Physics 2016-08-24 Torbjörn Sjöstrand

This report summarises the results of the four-fermion working group of the LEP2-MC workshop, held at CERN from 1999 to 2000. Recent developments in the calculation of four-fermion processes in electron-positron collisions at LEP-2…

A sizable rate of events where two pairs of b-quarks are produced contemporarily is foreseen at the CERN LHC, as a consequence of the large parton luminosity. At very high energies both single and the double parton scatterings contribute to…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Del Fabbro , D. Treleani

A personal overview of the current status of physics results from LEP using b-hadrons is presented. Emphasis is placed on those areas where analyses are not yet finalised and there remains significant activity. Results are presented in the…

High Energy Physics - Experiment · Physics 2007-05-23 G. J. Barker

We review the physics basis, main features and use of general-purpose Monte Carlo event generators for the simulation of proton-proton collisions at the Large Hadron Collider. Topics included are: the generation of hard-scattering matrix…

PYTHIA version 6 represents a merger of the PYTHIA 5, JETSET 7 and SPYTHIA programs, with many improvements. It can be used to generate high-energy-physics `events', i.e. sets of outgoing particles produced in the interactions between two…

High Energy Physics - Phenomenology · Physics 2008-11-26 Torbjörn Sjöstrand , Patrik Edén , Christer Friberg , Leif Lönnblad , Gabriela Miu , Stephen Mrenna , Emanuel Norrbin

This document summarises the talks and discussions happened during the VBSCan Split17 workshop, the first general meeting of the VBSCan COST Action network. This collaboration is aiming at a consistent and coordinated study of vector-boson…

High Energy Physics - Phenomenology · Physics 2018-12-14 C. F. Anders , A. Ballestrero , J. Balz , R. Bellan , B. Biedermann , C. Bittrich , S. Braß , I. Brivio , L. S. Bruni , J. Butterworth , M. Cacciari , A. Cardini , C. Charlot , V. Ciulli , R. Covarelli , J. Cuevas , A. Denner , L. Di Ciaccio , S. Dittmaier , S. Duric , S. Farrington , P. Ferrari , P. Ferreira Silva , L. Finco , D. Giljanović , N. Glover , R. Gomez-Ambrosio , G. Gomez-Ceballos , G. Gonella , P. Govoni , C. Goy , P. Gras , C. Grojean , E. Gross , M. Grossi , M. Grunewald , L. Helary , M. Herndon , T. Herrmann , A. Hinzmann , F. Iltzsche , B. Jäger , X. Janssen , H. Jung , A. Karlberg , O. Kepka , B. Kersevan , M. Klute , M. Kobel , I. Koletsou , K. Kordas , T. Lampen , J. G. E. Lauwers , D. Lelas , P. Lenzi , Q. Li , K. Lipka , K. Lohwasser , K. Long , N. Lorenzo Martinez , E. Maina , F. Maltoni , J. Manjarres , C. Mariotti , O. Mattelaer , M. U. Mozer , M. Mulders , J. Novak , C. Oleari , A. Paganoni , M. Pellen , G. Pelliccioli , C. Petridou , P. Pigard , M. Pleier , G. Polesello , K. Potamianos , D. Price , I. Puljak , M. Rauch , D. Rebuzzi , J. Reuter , F. Riva , V. Rothe , L. Russo , R. Salerno , D. Sampsonidou , L. Sangalli , E. Sauvan , M. Schumacher , C. Schwan , M. Sekulla , M. Selvaggi , F. Siegert , M. Slawinska , H. Snoek , P. Sommer , F. Spanò , M. Spannowsky , P. Stienemeier , J. Strandberg , M. Szleper , A. Sznajder , S. Tkaczyk , S. Todt , M. Trott , S. Tzamarias , B. Van Eijk , A. Vicini , M. Voutilainen , E. Vryonidou , G. Zanderighi , M. Zaro , D. Zeppenfeld

Results on diffractive scattering observed at HERA and at the TEVATRON are reviewed. This includes the extraction of diffractive parton density functions and determination of the rapidity gap survival probability at HERA and the observation…

High Energy Physics - Experiment · Physics 2008-08-06 Pierre Van Mechelen

In this paper the current release of the Monte Carlo event generator Sherpa, version 1.1, is presented. Sherpa is a general-purpose tool for the simulation of particle collisions at high-energy colliders. It contains a very flexible…

High Energy Physics - Phenomenology · Physics 2009-02-12 T. Gleisberg , S. Hoeche , F. Krauss , M. Schoenherr , S. Schumann , F. Siegert , J. Winter

Trigger efficiencies at BES III were determined for both the J/psi and psi' data taking of 2009. Both dedicated runs and physics datasets are used; efficiencies are presented for Bhabha-scattering events, generic hadronic decay events…

High Energy Physics - Experiment · Physics 2011-01-27 N. Berger , K. Zhu , Z. A. Liu , D. P. Jin , H. Xu , W. X. Gong , K. Wang , G. F. Cao

For the small-angle Bhabha-scattering process, we consider the error budget for the calculation of the LEP/SLC luminosity in the Monte Carlo event generator BHLUMI 4.04, from the standpoint of new calculations of exact results for the…

High Energy Physics - Phenomenology · Physics 2007-05-23 W. Placzek , S. Jadach , M. Melles , B. F. L. Ward , S. A. Yost

Analytical method is applied for description of the small angle Bhabha scattering at LEP1. Inclusive event selection for asymmetrical wide-narrow circular detectors is considered. The QED correction to the Born cross-section is calculated…

High Energy Physics - Phenomenology · Physics 2009-10-30 N. P. Merenkov

The study of low-angle and large-angle Bhabha scattering at LEP gives access to the running of the electromagnetic coupling. Two recent measurements of the OPAL and L3 collaborations probe the running of alpha in the regions…

High Energy Physics - Experiment · Physics 2007-05-23 Salvatore Mele

"Streamers, sprites, leaders, lightning: from micro- to macroscales" was the theme of a workshop in October 2007 in Leiden, The Netherlands; it brought researchers from plasma physics, electrical engineering and industry, geophysics and…

Plasma Physics · Physics 2008-11-21 Ute Ebert , Davis D. Sentman

We provide an overview of the status of Monte-Carlo event generators for high-energy particle physics. Guided by the experimental needs and requirements, we highlight areas of active development, and opportunities for future improvements.…

High Energy Physics - Phenomenology · Physics 2025-02-28 J. M. Campbell , M. Diefenthaler , T. J. Hobbs , S. Höche , J. Isaacson , F. Kling , S. Mrenna , J. Reuter , S. Alioli , J. R. Andersen , C. Andreopoulos , A. M. Ankowski , E. C. Aschenauer , A. Ashkenazi , M. D. Baker , J. L. Barrow , M. van Beekveld , G. Bewick , S. Bhattacharya , N. Bhuiyan , C. Bierlich , E. Bothmann , P. Bredt , A. Broggio , A. Buckley , A. Butter , J. M. Butterworth , E. P. Byrne , C. M. Carloni Calame , S. Chakraborty , X. Chen , M. Chiesa , J. T. Childers , J. Cruz-Martinez , J. Currie , N. Darvishi , M. Dasgupta , A. Denner , F. A. Dreyer , S. Dytman , B. K. El-Menoufi , T. Engel , S. Ferrario Ravasio , D. Figueroa , L. Flower , J. R. Forshaw , R. Frederix , A. Friedland , S. Frixione , H. Gallagher , K. Gallmeister , S. Gardiner , R. Gauld , J. Gaunt , A. Gavardi , T. Gehrmann , A. Gehrmann-De Ridder , L. Gellersen , W. Giele , S. Gieseke , F. Giuli , E. W. N. Glover , M. Grazzini , A. Grohsjean , C. Gütschow , K. Hamilton , T. Han , R. Hatcher , G. Heinrich , I. Helenius , O. Hen , V. Hirschi , M. Höfer , J. Holguin , A. Huss , P. Ilten , S. Jadach , A. Jentsch , S. P. Jones , W. Ju , S. Kallweit , A. Karlberg , T. Katori , M. Kerner , W. Kilian , M. M. Kirchgaeßer , S. Klein , M. Knobbe , C. Krause , F. Krauss , J. Lang , J. -N. Lang , G. Lee , S. W. Li , M. A. Lim , J. M. Lindert , D. Lombardi , L. Lönnblad , M. Löschner , N. Lurkin , Y. Ma , P. Machado , V. Magerya , A. Maier , I. Majer , F. Maltoni , M. Marcoli , G. Marinelli , M. R. Masouminia , P. Mastrolia , O. Mattelaer , J. Mazzitelli , J. McFayden , R. Medves , P. Meinzinger , J. Mo , P. F. Monni , G. Montagna , T. Morgan , U. Mosel , B. Nachman , P. Nadolsky , R. Nagar , Z. Nagy , D. Napoletano , P. Nason , T. Neumann , L. J. Nevay , O. Nicrosini , J. Niehues , K. Niewczas , T. Ohl , G. Ossola , V. Pandey , A. Papadopoulou , A. Papaefstathiou , G. Paz , M. Pellen , G. Pelliccioli , T. Peraro , F. Piccinini , L. Pickering , J. Pires , W. Płaczek , S. Plätzer , T. Plehn , S. Pozzorini , S. Prestel , C. T. Preuss , A. C. Price , S. Quackenbush , E. Re , D. Reichelt , L. Reina , C. Reuschle , P. Richardson , M. Rocco , N. Rocco , M. Roda , A. Rodriguez Garcia , S. Roiser , J. Rojo , L. Rottoli , G. P. Salam , M. Schönherr , S. Schuchmann , S. Schumann , R. Schürmann , L. Scyboz , M. H. Seymour , F. Siegert , A. Signer , G. Singh Chahal , A. Siódmok , T. Sjöstrand , P. Skands , J. M. Smillie , J. T. Sobczyk , D. Soldin , D. E. Soper , A. Soto-Ontoso , G. Soyez , G. Stagnitto , J. Tena-Vidal , O. Tomalak , F. Tramontano , S. Trojanowski , Z. Tu , S. Uccirati , T. Ullrich , Y. Ulrich , M. Utheim , A. Valassi , A. Verbytskyi , R. Verheyen , M. Wagman , D. Walker , B. R. Webber , L. Weinstein , O. White , J. Whitehead , M. Wiesemann , C. Wilkinson , C. Williams , R. Winterhalder , C. Wret , K. Xie , T-Z. Yang , E. Yazgan , G. Zanderighi , S. Zanoli , K. Zapp

Sherpa is a general-purpose Monte Carlo event generator for the simulation of particle collisions in high-energy collider experiments. We summarise new developments, essential features, and ongoing improvements within the Sherpa 3 release…