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Related papers: SPYTHIA, A Supersymmetric Extension of PYTHIA 5.7

200 papers

The Pythia event generator is used in several contexts to study hadron and lepton interactions, notably $pp$ and $p\bar{p}$ collisions. In this article we extend the hadronic modelling to encompass the collision of a wide range of hadrons…

High Energy Physics - Phenomenology · Physics 2022-01-26 Torbjörn Sjöstrand , Marius Utheim

Some results highlighting the status of a new version of a cluster fragmentation model for the Monte Carlo event generator Sherpa are presented. In its present version this model is capable of simulating e+e- annihilation events into…

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

Production of quarks and gluons in hadron collisions tests Quantum Chromodynamics (QCD) over a wide range of energy. Models of QCD are implemented in event generators to simulate hadron collisions and evolution of quarks and gluons into…

High Energy Physics - Phenomenology · Physics 2019-12-19 S. K. Kundu , T. Sarkar , M. Maity

SOFTSUSY is a program which accurately calculates the spectrum of superparticles in the CP-conserving Minimal Supersymmetric Standard Model (MSSM), with a full flavour mixing structure. The program solves the renormalisation group equations…

High Energy Physics - Phenomenology · Physics 2012-07-31 B. C. Allanach

The new framework for the simulations of hard diffractive events in photoproduction within Pythia 8 is presented. The model, originally introduced for proton-proton collisions, applies the dynamical rapidity gap survival probability based…

High Energy Physics - Phenomenology · Physics 2021-07-16 Ilkka Helenius

The recent developments on PYQUEN, HYDJET and HYDJET++ event generators are presented. The partonic energy loss model PYQUEN is implemented as the modification of the "standard" jet event obtained with the generator of hadron-hadron…

High Energy Physics - Phenomenology · Physics 2010-02-09 I. P. Lokhtin , L. V. Malinina , S. V. Petrushanko , A. M. Snigirev , I. Arsene , K. Tywoniuk

A comparative study of supersymmetric particle spectra calculated by the programs ISAJET, SUSYGEN and PYTHIA is presented for various SUSY scenarios defined at the Snowmass 2001 workshop.

High Energy Physics - Phenomenology · Physics 2007-05-23 Nabil Ghodbane , Hans-Ulrich Martyn

This study presents a comprehensive analysis of particle production in proton-proton ($pp$) collisions at $\sqrt{s}$ = 7 TeV using Pythia~8 event generator. We investigate the transverse momentum $p_T$ spectra of light charged hadrons…

High Energy Physics - Phenomenology · Physics 2024-04-09 Rabia Bashir , Ramoona Shahzadi , M. U. Ashraf

Sintering, as a thermal process at elevated temperature below the melting point, is widely used to bond contacting particles into engineering products such as ceramics, metals, polymers, and cemented carbides. Modelling and simulation as…

Materials Science · Physics 2023-02-13 Min Yi , Wenxuan Wang , Ming Xue , Qihua Gong , Bai-Xiang Xu

I discuss the various available tools for the study of the properties of the new particles predicted in the Minimal Supersymmetric extension of the Standard Model. Emphasis will be put on the codes for the determination of the sparticle and…

High Energy Physics - Phenomenology · Physics 2007-05-23 Abdelhak Djouadi

We employed the PYTHIA 6.4 model and the extended parton and hadron cascade model PACIAE 2.2 to comparatively investigate the DIS normalized specific charged hadron multiplicity in the 27.6 GeV electron semi-inclusive deep-inelastic…

Nuclear Theory · Physics 2015-12-29 Yu-Liang Yan , Xing-Long Li , Xiao-Mei Li , Dai-Mei Zhou , Yun Cheng , Bao-Guo Dong , Xu Cai , Ben-Hao Sa

We investigate production of $J/\psi$ mesons in hadron-hadron collisions, defined as low invariant mass $c\bar{c}$ singlets produced in a mixture of perturbative and nonperturbative mechanisms provided by the PYTHIA Monte Carlo. We find…

High Energy Physics - Phenomenology · Physics 2023-08-16 Piotr Kotko , Leszek Motyka , Anna Stasto

We present results from a new Monte Carlo simulation for jet fragmentation in QCD and SUSY QCD for large primary energies $\sqrt s$ up to $10^{16}$ GeV. In the case of SUSY QCD the simulation takes into account not only gluons and quarks as…

High Energy Physics - Phenomenology · Physics 2009-10-31 V. Berezinsky , M. Kachelriess

The method to simulate the rescattering and energy loss of hard partons in ultrarelativistic heavy ion collisions has been developed. The model is a fast Monte-Carlo tool introduced to modify a standard PYTHIA jet event. The full heavy ion…

High Energy Physics - Phenomenology · Physics 2009-01-07 I. P. Lokhtin , A. M. Snigirev

We substantially update the capabilities of the open-source software instrument Modules for Experiments in Stellar Astrophysics (MESA). MESA can now simultaneously evolve an interacting pair of differentially rotating stars undergoing…

We present a pedagogical, but by no means complete, review of weak scale supersymmetry phenomenology. After a general introduction to the new particles that must be present in any supersymmetric framework, we describe how to write down…

High Energy Physics - Phenomenology · Physics 2008-02-03 Xerxes Tata

Stimulated by the keen interest of possible collective behavior in high-energy proton-proton and proton-nucleus collisions, we study two-particle angular correlations in pseudorapidity and azimuthal differences in simulated p + p…

Nuclear Theory · Physics 2025-02-28 Manuel Sebastian Torres , Yicheng Feng , Fuqiang Wang

We present PySCo, a fast and user-friendly Python library designed to run cosmological $N$-body simulations across various cosmological models, such as $\Lambda$CDM and $w_0w_a$CDM, and alternative theories of gravity, including $f(R)$,…

Cosmology and Nongalactic Astrophysics · Physics 2026-01-08 Michel-Andrès Breton

We present the updated long write-up for version 1.1 of the SPHINX Monte Carlo. The program can be used to simulate polarized nucleon - nucleon collisions at high energies. Spins of colliding particles are taken into account. The program…

High Energy Physics - Phenomenology · Physics 2007-05-23 Stefan Güllenstern , Oliver Martin , Pawel Gornicki , Lech Mankiewicz , Andreas Schäfer

We have developed an event generator, named GR@PPA_4b, for the four bottom quark (b bbar b bbar) production processes at PP and PPbar collisions. The program implements all of the possible processes at the tree level within the framework of…

High Energy Physics - Phenomenology · Physics 2011-03-23 S. Tsuno , K. Sato , J. Fujimoto , T. Ishikawa , Y. Kurihara , S. Odaka , Y. Takaiwa , T. Abe