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Related papers: MadGolem: automating NLO calculations for New Phys…

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We have extended {\tt MadGraph5\_aMC@NLO} capabilities by implementing computations for asymmetric hadron-hadron collisions, including proton-nucleus, pion-hadron or nucleus-nucleus collisions in order to obtain a tool for automated…

High Energy Physics - Phenomenology · Physics 2025-01-27 Carlo Flore , Daniel Kikoła , Aleksander Kusina , Jean-Philippe Lansberg , Olivier Mattelaer , Anton Safronov

Given a next-to-leading order calculation, we show how to set up a computer program, which generates a sequence of unweighted momentum configurations, each configuration containing either n or n+1 four-vectors, such that for any infrared…

High Energy Physics - Phenomenology · Physics 2009-11-07 Stefan Weinzierl

We present a novel approach to identify potential dispersed signals of new physics in the slew of published LHC results. It employs a random walk algorithm to introduce sets of new particles, dubbed "proto-models", which are tested against…

High Energy Physics - Phenomenology · Physics 2021-05-20 Sabine Kraml , Andre Lessa , Wolfgang Waltenberger

A high-energy e+e- collider, such as the ILC or CLIC, is arguably the best option to complement and extend the LHC physics programme. A lepton collider will allow for exploration of Standard Model Physics, such as precise measurements of…

Instrumentation and Detectors · Physics 2013-08-22 J. S. Marshall , M. A. Thomson

In this presentation, we will focus on a recent applications of the GoSam 2.0 automated framework which goes beyond the official scope of this code, originally designed for one-loop fixed order calculations. In particular, we describe a…

High Energy Physics - Phenomenology · Physics 2017-11-28 Alessandro Broggio , Andrea Ferroglia , Nicolas Greiner , Giovanni Ossola

The field of particle physics is living very exciting times with a plethora of experiments looking for new physics in complementary ways. This has made increasingly necessary to obtain precise predictions in new physics models in order to…

High Energy Physics - Phenomenology · Physics 2017-05-19 Avelino Vicente

Data taking at the LHC is the beginning of a new era in particle physics which will lead us towards understanding the completion of the Standard Model at and beyond the TeV scale. I discuss different approaches to new physics searches:…

High Energy Physics - Phenomenology · Physics 2011-02-28 Tilman Plehn

We introduce HighTEA, a new paradigm for deploying fully-differential next-to-next-to leading order (NNLO) calculations for collider observables. In principle, any infrared safe observable can be computed and, with very few restrictions,…

High Energy Physics - Phenomenology · Physics 2023-04-13 Michał Czakon , Zahari Kassabov , Alexander Mitov , Rene Poncelet , Andrei Popescu

MadGraph 5 is the new version of the MadGraph matrix element generator, written in the Python programming language. It implements a number of new, efficient algorithms that provide improved performance and functionality in all aspects of…

High Energy Physics - Phenomenology · Physics 2015-05-28 Johan Alwall , Michel Herquet , Fabio Maltoni , Olivier Mattelaer , Tim Stelzer

In this article we present a number of developments within the scheme of Local Analytic Sector Subtraction for infrared divergences in QCD. First, we extend the scheme to deal with next-to-leading-order (NLO) singularities related to…

High Energy Physics - Phenomenology · Physics 2025-03-24 Gloria Bertolotti , Giovanni Limatola , Paolo Torrielli , Sandro Uccirati

We present the implementation of the dipole subtraction formalism for the real radiation contributions to any next-to-leading order QCD process in the MadGraph/MadEvent framework. Both massless and massive dipoles are considered. Starting…

High Energy Physics - Phenomenology · Physics 2008-11-26 Rikkert Frederix , Thomas Gehrmann , Nicolas Greiner

Machine learning (ML) is a rapidly growing area of research in the field of particle physics, with a vast array of applications at the CERN LHC. ML has changed the way particle physicists conduct searches and measurements as a versatile…

High Energy Physics - Experiment · Physics 2024-10-01 Javier M. Duarte

We begin the investigation of the decay of quantum black holes with masses of the order of the TeV, possibly produced at the Large Hadron Collider, within the framework of MadGraph 5, a standard particle physics Monte Carlo event generator.…

High Energy Physics - Phenomenology · Physics 2014-12-17 G. L. Alberghi

Massively parallel computing at the LHC could be the next leap necessary to reach an era of new discoveries at the LHC after the Higgs discovery. Scientific computing is a critical component of the LHC experiment, including operation,…

Computational Physics · Physics 2014-02-05 V. Halyo , P. LeGresley , P. Lujan

Solving large-scale linear programming (LP) problems is an important task in various areas such as communication networks, power systems, finance and logistics. Recently, two distinct approaches have emerged to expedite LP solving: (i)…

Machine Learning · Computer Science 2024-06-07 Bingheng Li , Linxin Yang , Yupeng Chen , Senmiao Wang , Qian Chen , Haitao Mao , Yao Ma , Akang Wang , Tian Ding , Jiliang Tang , Ruoyu Sun

We present a next generation of multi-particle Monte Carlo (MC) Event generators for LHC and ILC for the MSSM, namely the three program packages Madgraph/MadEvent, WHiZard/O'Mega and Sherpa/Amegic++. The interesting but difficult…

High Energy Physics - Phenomenology · Physics 2014-11-18 J. Reuter , K. Hagiwara , W. Kilian , F. Krauss , T. Ohl , T. Plehn , D. Rainwater , S. Schumann

The complete next-to-next-to leading order (NNLO) QCD correction matched with next-to-next-to leading logarithm (NNLL) has been studied for Drell-Yan production through spin-2 particle at the Large hadron collider (LHC). We consider generic…

High Energy Physics - Phenomenology · Physics 2021-04-28 Goutam Das , M. C. Kumar , Kajal Samanta

Comparisons of higher-order predictions within the Standard Model of Particle Physics (SM) to data are central to high-energy collider experiments like the Large Hadron Collider (LHC). Processes with multiple kinematic scales, such as…

High Energy Physics - Phenomenology · Physics 2024-05-03 Rene Poncelet

We present a next-to-leading order calculation of Higgs boson production plus one and two jets via gluon fusion interfaced to shower Monte Carlo programs, implemented according to the POWHEG method. For this implementation we have used a…

High Energy Physics - Phenomenology · Physics 2015-06-04 John M. Campbell , R. Keith Ellis , Rikkert Frederix , Paolo Nason , Carlo Oleari , Ciaran Williams

The LHC experiments will achieve percent level precision measurements of processes key to some of the most pressing questions of contemporary particle physics: What is the nature of the Higgs boson? Can we successfully describe the…

High Energy Physics - Phenomenology · Physics 2022-03-15 Fabrizio Caola , Wen Chen , Claude Duhr , Xiaohui Liu , Bernhard Mistlberger , Frank Petriello , Gherardo Vita , Stefan Weinzierl