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Related papers: Muon Identification at ATLAS and CMS

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The ATLAS muon spectrometer consists of several major components: Monitored Drift Tubes (MDTs) for precision measurements in the bending plane of the muons, supplemented by Cathode Strip Chambers (CSC) in the high eta region; Resistive…

Instrumentation and Detectors · Physics 2019-08-13 E. Diehl

The High-Luminosity LHC (HL-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…

Instrumentation and Detectors · Physics 2017-02-01 S. Abovyan , V. Danielyan , M. Fras , P. Gadow , O. Kortner , S. Kortner , H. Kroha , F. Mueller , S. Nowak , R. Richter , K. Schmidt-Sommerfeld

Machine learning (ML) plays an increasingly important role in both online and offline event reconstruction and identification at CMS experiment. A variety of ML techniques are used to improve the identification of physics objects. Dedicated…

High Energy Physics - Experiment · Physics 2026-02-10 Uttiya Sarkar

An overview of the boosted top production analyses using data collected by the ATLAS and CMS experiments at $\sqrt{s}=$ 8 TeV and 13 TeV of proton-proton collisions at the LHC is presented. These analyses use techniques for the…

High Energy Physics - Experiment · Physics 2017-08-29 Marino Romano

The performance of the muon identification in LHCb is extracted from data using muons and hadrons produced in J/\psi->\mu\mu, \Lambda->p\pi and D^{\star}->\pi D0(K\pi) decays. The muon identification procedure is based on the pattern of…

This paper describes a new measurement of the flux ratio of positive and negative muons from cosmic-ray interactions in the atmosphere, using data collected by the CMS detector at ground level and in the underground experimental cavern. The…

High Energy Physics - Experiment · Physics 2010-10-07 Gavin Hesketh

The Compact Muon Solenoid (CMS) is a general purpose detector, designed to run at the highest luminosity at the CERN Large Hadron Collider (LHC). Its distinctive features include a 4 T superconducting solenoid with 6-m-diameter by…

Instrumentation and Detectors · Physics 2016-08-09 V. I. Klyukhin , N. Amapane , A. Ball , B. Curé , A. Gaddi , H. Gerwig , A. Hervé , M. Mulders , R. Loveless

A dedicated reconstruction algorithm to find decay vertices in the ATLAS muon spectrometer is presented. The algorithm searches the region just upstream of or inside the muon spectrometer volume for multi-particle vertices that originate…

Instrumentation and Detectors · Physics 2014-08-21 The ATLAS Collaboration

The performance of muon tracking, identification, triggering, momentum resolution, and momentum scale has been studied with the CMS detector at the LHC using data collected at $\sqrt{s_\mathrm{NN}}$ = 5.02 TeV in proton-proton (pp) and…

High Energy Physics - Experiment · Physics 2024-09-10 CMS Collaboration

The Compact Muon Solenoid (CMS) is a general purpose detector, designed to run at the highest luminosity at the CERN Large Hadron Collider (LHC). Its distinctive features include a 4 T superconducting solenoid with 6-m-diameter by…

Instrumentation and Detectors · Physics 2016-06-02 V. I. Klyukhin , N. Amapane , A. Ball , B. Curé , A. Gaddi , H. Gerwig , M. Mulders , V. Calvelli , A. Hervé , R. Loveless

The goals of the ongoing and planned ATLAS muon detector upgrades are to increase the acceptance for precision muon momentum measurement and triggering and to improve the rate capability of the muon chambers in the high-background regions…

Instrumentation and Detectors · Physics 2017-02-01 Hubert Kroha , Oliver Kortner , Korbinian Schmidt-Sommerfeld , Eric Takasugi

A search for groups of collimated muons is performed using a data sample collected by the CMS experiment at the LHC, at a centre-of-mass energy of 7 TeV, and corresponding to an integrated luminosity of 35 inverse picobarns. The analysis…

High Energy Physics - Experiment · Physics 2012-08-27 CMS Collaboration

The ATLAS detector is intended to verify the standard model and to search for new physics at the Large Hadron Collider (LHC, CERN). In addition to this primary goal, it also allows detection of muons of cosmic rays. On the other hand,…

High Energy Physics - Experiment · Physics 2008-11-19 S. N. Karpov , Z. M. Karpova , V. A. Bednyakov

The CMS experiment, located at the Large Hadron Collider (LHC) in CERN, has a redundant muon system composed by three different gaseous detector technologies: Cathode Strip Chambers (in the forward regions), Drift Tubes (in the central…

Instrumentation and Detectors · Physics 2020-01-29 M. A. Shah , R. Hadjiska

Muon Telescope Detector (MTD) is a newly installed detector in the STAR experiment. It provides an excellent opportunity to study heavy quarkonium physics using the dimuon channel in heavy ion collisions. In this paper, we report the muon…

Instrumentation and Detectors · Physics 2016-08-01 T. C. Huang , R. Ma , B. Huang , X. Huang , L. Ruan , T. Todoroki , Z. Xu , C. Yang , S. Yang , Q. Yang , Y. Yang , W. Zha

The contribution of Resistive Plate Chamber (RPC) to muon reconstruction in CMS has been studied on a sample of muons collected in proton-proton collisions at sqrt(s) = 7 TeV at the LHC in 2011. Muon reconstruction is performed using the…

Instrumentation and Detectors · Physics 2019-08-14 Min Suk Kim

Searches for signatures of new physics in top anti-top events at the LHC require efficient reconstruction of top quarks with a broad range of transverse momenta. Three new reconstruction schemes are developed to deal with the large variety…

High Energy Physics - Experiment · Physics 2019-08-13 Bertrand Chapleau

The performance of all subsystems of the CMS muon detector has been studied by using a sample of proton--proton collision data at sqrt(s) = 7 TeV collected at the LHC in 2010 that corresponds to an integrated luminosity of approximately 40…

Instrumentation and Detectors · Physics 2014-03-12 The CMS Collaboration

The LHC experiments will perform sensitive tests of physics beyond the Standard Model (BSM). The investigation of decays of beauty hadrons represents an alternative approach in addition to direct BSM searches. The ATLAS and CMS efforts…

High Energy Physics - Experiment · Physics 2014-11-18 A. Policicchio , G. Crosetti

A short summary of the LHCb muon identification procedure is given in this article. First, the muon system of LHCb is presented, together with some examples of physics measurements of the experiment where the muon identification is crucial.…

High Energy Physics - Experiment · Physics 2010-05-17 X. Cid Vidal