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Related papers: Muon Identification at ATLAS and CMS

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The muon trigger system of the CMS experiment uses a combination of hardware and software to identify events containing a muon. During Run 2 (covering 2015-2018) the LHC achieved instantaneous luminosities as high as 2 $\times$…

High Energy Physics - Experiment · Physics 2021-07-06 CMS Collaboration

New physics beyond the Standard Model could well preferentially show up at the LHC in final states with taus. The development of efficient and accurate reconstruction and identification of taus is therefore an important item in the CMS…

High Energy Physics - Experiment · Physics 2019-08-13 E. K. Friis

This paper describes a new way to reconstruct and identify muons with high efficiency and high pion rejection. Since muons at the ILC are often produced with or in jets, for many of the physics channels of interest[1], an efficient…

Instrumentation and Detectors · Physics 2015-06-26 C. Milstene , G. Fisk , A. Para

The CMS muon detector system, muon reconstruction software, and high-level trigger underwent significant changes in 2013-2014 in preparation for running at higher LHC collision energy and instantaneous luminosity. The performance of the…

Instrumentation and Detectors · Physics 2018-06-21 CMS Collaboration

The powerful muon and tracker systems of the CMS detector together with dedicated reconstruction software allow precise and efficient measurement of muon tracks originating from proton-proton collisions. The standard muon reconstruction…

Instrumentation and Detectors · Physics 2008-10-22 Norbert Neumeister , Chang Liu

These proceedings report on lepton and photon performance results obtained using data recorded in 2015 and 2016 at the LHC by the two experiments ATLAS and CMS. For each particle (electrons, photons and muons), the reconstruction and…

High Energy Physics - Experiment · Physics 2017-09-12 Arthur Alexis Jules Lesage

The identification and reconstruction of charged particles, such as muons, is a main challenge for the physics program of the ATLAS experiment at the Large Hadron Collider. This task will become increasingly difficult with the start of the…

Data Analysis, Statistics and Probability · Physics 2026-03-30 Jonathan Renusch

A neural network solution for a complicated experimental High Energy Physics problem is described. The method is used to reconstruct the momentum and charge of muons produced in collisions of particle in the ATLAS detector. The information…

High Energy Physics - Experiment · Physics 2014-11-17 Gideon Dror , Erez Etzion

The high cross section for the J/{\psi} production and the wide transverse momentum spectrum accessible to ATLAS give to these events a central role in the calibration of the ATLAS detector. The data collected during the first months of the…

High Energy Physics - Experiment · Physics 2015-03-17 Elvira Rossi

For the muon spectrometer of the ATLAS detector at the large hadron collider (LHC), large drift chambers consisting of 6 to 8 layers of pressurized drift tubes are used for precision tracking covering an active area of 5000 m2 in the…

Instrumentation and Detectors · Physics 2016-10-04 M. Deile , H. Dietl , J. Dubbert , S. Horvat , O. Kortner , H. Kroha , A. Manz , S. Mohrdieck , F. Rauscher , R. Richter , A. Staude

The performance of the ATLAS muon trigger system is evaluated with proton-proton collision data collected in 2012 at the Large Hadron Collider at a centre-of-mass energy of 8 TeV. It is primarily evaluated using events containing a pair of…

High Energy Physics - Experiment · Physics 2015-04-13 ATLAS Collaboration

Muon tomography is developing as a promising system to detect high-Z (atomic number) material for ensuring homeland security. In the present work, three kinds of spatial locations of materials which are made of aluminum, iron, lead and…

Instrumentation and Detectors · Physics 2016-08-04 Xiao-Dong Wang , Kai-Xuan Ye , Yu-Lei Li , Wen Luo , Hui-Yin Wu , He-Run Yang , Guo-Xiang Chen , Zhi-Chao Zhu , Xiu-Liang Zhao

The ATLAS detector at the Large Hadron Collider has collected several hundred million cosmic ray events during 2008 and 2009. These data were used to commission the Muon Spectrometer and to study the performance of the trigger and tracking…

Instrumentation and Detectors · Physics 2012-08-27 The ATLAS Collaboration

The High-Luminosity LHC will provide the unique opportunity to explore the nature of physics beyond the Standard Model of strong and electroweak interactions. Highly selective first level triggers are essential for the physics programme of…

The performance of the missing transverse momentum (E$_{T}^{miss}$) reconstruction with the ATLAS detector is evaluated using data collected in proton-proton collisions at the LHC at a center-of-mass energy of 13 TeV in 2015. To reconstruct…

High Energy Physics - Experiment · Physics 2018-12-14 ATLAS Collaboration

This paper describes the algorithms used by the CMS experiment to reconstruct and identify tau to hadrons + tau neutrino decays during Run 1 of the LHC. The performance of the algorithms is studied in proton-proton collisions recorded at a…

Instrumentation and Detectors · Physics 2016-02-22 CMS Collaboration

This paper describes the algorithms for the reconstruction and identification of electrons in the central region of the ATLAS detector at the Large Hadron Collider (LHC). These algorithms were used for all ATLAS results with electrons in…

High Energy Physics - Experiment · Physics 2017-04-07 ATLAS Collaboration

Highly selective triggers are essential for the physics programme of the ATLAS experiment at HL-LHC where the instantaneous luminosity will be about an order of magnitude larger than the LHC instantaneous luminosity in Run 1. The first…

Instrumentation and Detectors · Physics 2016-10-04 H. Kroha , S. Nowak

The ATLAS Muon Spectrometer is designed to measure the momentum of muons with a resolution of dp/p = 3% and 10% at 100 GeV and 1 TeV momentum respectively. For this task, the spectrometer employs 355,000 Monitored Drift Tubes (MDTs) arrayed…

Muons from cosmic-ray interactions in the atmosphere provide a high-statistics source of particles that can be used to study the performance and calibration of the ATLAS detector. Cosmic-ray muons can penetrate to the cavern and deposit…

Instrumentation and Detectors · Physics 2012-08-27 The ATLAS Collaboration