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Related papers: The ATLAS Simulation Infrastructure

200 papers

Recently the collider physics community has seen significant advances in the formalisms and implementations of event generators. This review is a primer of the methods commonly used for the simulation of high energy physics events at…

A Large Ion Collider Experiment (ALICE) is one of the four big CERN experiments at the LHC. The area of interest is the study of the Quark-Gluon Plasma which is produced in heavy-ion collisions. The trajectories of particles created in…

Instrumentation and Detectors · Physics 2025-03-04 Julian Wojciech Myrcha

The design of new control strategies for future energy systems can neither be directly tested in real power grids nor be evaluated based on only current grid situations. In this regard, extensive tests are required in laboratory settings…

Systems and Control · Electrical Eng. & Systems 2024-09-04 Michael Kyesswa , Friedrich Wiegel , Jan Wachter , Uwe Kühnapfel , Simon Waczowicz , Veit Hagenmeyer

ALICE is the CERN LHC experiment optimised for the study of the strongly interacting matter produced in heavy-ion collisions and devoted to the characterisation of the quark-gluon plasma. To achieve the physics program for LHC Run 3, a…

Instrumentation and Detectors · Physics 2020-12-04 Domenico Colella

Simulation is one of the key components in high energy physics. Historically it relies on the Monte Carlo methods which require a tremendous amount of computation resources. These methods may have difficulties with the expected High…

Data Analysis, Statistics and Probability · Physics 2019-10-02 Viktoria Chekalina , Elena Orlova , Fedor Ratnikov , Dmitry Ulyanov , Andrey Ustyuzhanin , Egor Zakharov

Physicists at the Large Hadron Collider (LHC) rely on detailed simulations of particle collisions to build expectations of what experimental data may look like under different theory modeling assumptions. Petabytes of simulated data are…

High Energy Physics - Experiment · Physics 2018-02-06 Michela Paganini , Luke de Oliveira , Benjamin Nachman

At the Large Hadron Collider at CERN in Geneva, Switzerland, atomic nuclei are collided at ultra-relativistic energies. Many final-state particles are produced in each collision and their properties are measured by the ALICE detector. The…

Instrumentation and Detectors · Physics 2019-11-11 ALICE Collaboration

The expected performance of the ATLAS and CMS detectors at the Large Hadron Collider (LHC) in QCD and top quark measurements is discussed, with a focus on the early data taking phase. Such processes are amongst the primary backgrounds in…

High Energy Physics - Experiment · Physics 2014-11-18 Frank-Peter Schilling

ATLAS event data processing requires access to non-event data (detector conditions, calibrations, etc.) stored in relational databases. The database-resident data are crucial for the event data reconstruction processing steps and often…

Instrumentation and Detectors · Physics 2019-08-13 A. Vaniachine

The Large Hadron Collider (LHC) at CERN houses two general purpose detectors - ATLAS and CMS - which conduct physics programs over multi-year runs to generate increasingly precise and extensive datasets. The efforts of the CMS and ATLAS…

Computational Physics · Physics 2023-04-18 Fernando Barreiro Megino , Lincoln Bryant , Dirk Hufnagel , Kenyi Hurtado Anampa

3D silicon sensors, where plasma micro-machining is used to etch deep narrow apertures in the silicon substrate to form electrodes of PIN junctions, represent possible solutions for inner pixel layers of the tracking detectors in high…

Instrumentation and Detectors · Physics 2015-05-20 Giovanni Darbo

High energy physics experiments including those at the Tevatron and the upcoming LHC require analysis of large data sets which are best handled by distributed computation. We present the design and development of a distributed data analysis…

Distributed, Parallel, and Cluster Computing · Computer Science 2007-05-23 Jeremiah Mans , David Bengali

Petabytes of data are to be processed and stored requiring millions of CPU-years in high energy particle (HEP) physics event simulation. This enormous demand is handled in worldwide distributed computing centers as part of the LHC computing…

Instrumentation and Detectors · Physics 2017-04-26 T. Harenberg , N. Lang , P. Mättig , M. Sandhoff , F. Volkmer , T. Kuhl , C. Schwanenberger

The ATLAS experiment is designed to study the proton-proton collisions produced at the Large Hadron Collider (LHC) at CERN. Liquid argon sampling calorimeters are used for all electromagnetic calorimetry as well as hadronic calorimetry in…

Instrumentation and Detectors · Physics 2013-07-05 Nikiforos Nikiforou

The study of particle correlations is an important instrument to understand the nature of relativistic heavy ion collisions. Using a wealth of new data available from the recent heavy ion runs of Large Hadron Collider at CERN it becomes…

Nuclear Experiment · Physics 2019-08-12 Alexander Milov

The {\tt SANC} computer system is aimed at support of analytic and numeric calculations for experiments at colliders. The system is reviewed briefly. Recent results on high-precision description of the Drell-Yan processes at the LHC are…

High Energy Physics - Phenomenology · Physics 2015-06-17 R. Sadykov , A. Arbuzov , D. Bardin , S. Bondarenko , P. Christova , L. Kalinovskaya , V. Kolesnikov , A. Sapronov , E. Uglov

Inelastic beam-gas collisions at the Large Hadron Collider (LHC), within a few hundred metres of the ATLAS experiment, are known to give the dominant contribution to beam backgrounds. These are monitored by ATLAS with a dedicated Beam…

Instrumentation and Detectors · Physics 2024-08-21 ATLAS Collaboration

The ATLAS pixel detector consists of 1744 identical silicon pixel modules arranged in three barrel layers providing coverage for the central region, and three disk layers on either side of the primary interaction point providing coverage of…

The silicon systems of the Large Hadron Collider (LHC) detectors are briefly described. The complexity and diversity of the projects are illustrated by highlighting for discussion different components of the silicon systems in each…

High Energy Physics - Phenomenology · Physics 2009-11-07 C. Parkes

The ATLAS and CMS experiments are now in their final installation phase and will be soon ready to study the physics of proton-proton collisions at the Large Hadron Collider. The LHC, by producing 2 $t\bar{t}$ events per second, will provide…

High Energy Physics - Experiment · Physics 2007-06-13 Pamela Ferrari