English
Related papers

Related papers: Integration of GRACE and PYTHIA

200 papers

We present EEXICC, a Monte Carlo event generator designed to simulate the production of doubly heavy baryons ($\Xi_{cc}$, $\Xi_{bc}$, and $\Xi_{bb}$) via $e^+e^-$ annihilation. Based on nonrelativistic QCD effective theory, the generator…

High Energy Physics - Phenomenology · Physics 2026-05-12 Hong-Tai Li , Xu-Chang Zheng , Xing-Gang Wu , Jiang Yan , Zhi Yang

The LHC physics programme involves a vast amount of Monte Carlo event simulation. This paper reviews current efforts towards sharing the generated events as Open Data. Open Event Generation helps reduce duplication of effort and resource…

This thesis is concerned with the theory and the phenomenology of rapidity gap processes. We perform perturbative calculations of energy flow observables in jet-gap-jet processes, which consist of resummed primary emission calculations…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. B. Appleby

We present pygiftgenerator, a python module for systematically preparing a large number of numerical and multiple-choice questions for Moodle-based quizzes oriented to students' formative evaluation. The use of the module is illustrated by…

Physics Education · Physics 2020-08-25 Jon Sáenz , Idoia G Gurtubay , Zunbeltz Izaola , Gabriel A López

The construction of differential cross sections as a function of excitation energy for systems with a collection of low- and high-lying intrinsic vibrational modes has been attempted in the past. A prescription is proposed that simplifies…

Nuclear Theory · Physics 2015-05-18 C. H. Dasso , E. G. Lanza , H. M. Sofia

A combined N--body/SPH code is presented which benefits from the high speed of the special purpose hardware GRAPE (GRAvity PipE). Besides gravitational forces, GRAPE also returns the list of neighbours and can, therefore, be used to speed…

Astrophysics · Physics 2015-06-24 Matthias Steinmetz

In this paper we present a comparative study between PYTHIA, EPOS, QGSJET, and SIBYLL generators. The global event observables considered are the charged energy flow, charged-particle distributions, charged-hadron production ratios and…

High Energy Physics - Phenomenology · Physics 2019-09-04 Alexandru Catalin Ene , Alexandru Jipa , Lavinia-Elena Giubega

Herwig 7 is a general-purpose Monte Carlo generator of particle collisions comprising both hard perturbative as well as soft phenomenological physics. Herwig is therefore capable to describe the entire final state of hadronized particles in…

High Energy Physics - Phenomenology · Physics 2020-12-04 Johannes Bellm , Cody B. Duncan , Stefan Gieseke , Miroslav Myska , Andrzej Siodmok

A method is detailed for the phase space integration of multi-jets cross sections at lepton colliders, applicable to parton level Monte Carlo's at any order in perturbation theory. Other non-jet objects, massless or massive, can be included…

High Energy Physics - Phenomenology · Physics 2015-04-10 Walter T. Giele

We present the outline of a research project aimed at designing and constructing a hybrid computing system that can be easily scaled up to petaflops speeds. As a first step, we envision building a prototype which will consist of three main…

The EtabFDC is a matrix-element event generator package for $\eta_b$ hadroproduction at LHC. It generates $pp\to\eta_b X$ events for all possible parton-level $2\to2$ leading-order processes with three commonly used $\eta_b$ decay channels…

High Energy Physics - Phenomenology · Physics 2009-01-09 Cong-Feng Qiao , Jian Wang , Jian Xiong Wang , Yangheng Zheng

The IP-Glasma model of CGC combined with the Lund model of PYTHIA provides a very successful description of hadron production from gluon dominated non-equilibrium matter in various small collision systems. This new CGC+PYTHIA framework,…

Nuclear Theory · Physics 2019-02-20 Björn Schenke , Sören Schlichting , Prithwish Tribedy , Raju Venugopalan

Models with large extra dimensions as well as unparticle models could give rise to new phenomena at collider experiments due to real emission or virtual exchange of gravitons or unparticles. In this paper we present the common…

High Energy Physics - Phenomenology · Physics 2011-03-17 S. Ask , I. V. Akin , L. Benucci , A. De Roeck , M. Goebel , J. Haller

Experiments like ATLAS at LHC involve a scale of computing and data management that greatly exceeds the capability of existing systems, making it necessary to resort to Grid-based Parallel Event Processing Systems (GEPS). Traditional Grid…

Distributed, Parallel, and Cluster Computing · Computer Science 2007-05-23 Antonio Amorim , Luis Pedro , Han Fei , Nuno Almeida , Paulo Trezentos , Jaime E. Villate

Physics and programming aspects are discussed for a Fortran 77 Monte Carlo program to simulate complete events in deep inelastic lepton-nucleon scattering. The parton level interaction is based on the standard model electroweak cross…

High Energy Physics - Phenomenology · Physics 2009-10-28 G. Ingelman , A. Edin , J. Rathsman

We introduce the Modular Algorithm for Relativistic Treatment of heavy IoN Interactions (MARTINI), a comprehensive event generator for the hard and penetrating probes in high energy nucleus-nucleus collisions. Its main components are a time…

High Energy Physics - Phenomenology · Physics 2009-12-14 Bjoern Schenke , Charles Gale , Sangyong Jeon

The GRadient Ascent Pulse Engineering (GRAPE) method is widely used for optimization in quantum control. GRAPE is gradient search method based on exact expressions for gradient of the control objective. It has been applied to coherently…

Quantum Physics · Physics 2023-07-18 Vadim Petruhanov , Alexander Pechen

We describe Pegasus, a new hybrid-kinetic particle-in-cell code tailored for the study of astrophysical plasma dynamics. The code incorporates an energy-conserving particle integrator into a stable, second-order--accurate, three-stage…

High Energy Astrophysical Phenomena · Physics 2015-06-17 Matthew W. Kunz , James M. Stone , Xue-Ning Bai

Recently, there is a need for a general-purpose event generator of decays of an elementary particle or a hadron to a state of higher multiplicity ($N > 2$) that is simple to use and universal. We present the structure of such a library to…

High Energy Physics - Phenomenology · Physics 2020-12-01 R. A. Kycia , P. Lebiedowicz , A. Szczurek