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The phase-out of Hydrofluorocarbons (HFCs), due to their high Global Warming Potential (GWP), affecting the main gas used in Resistive Plate Chambers (RPCs), tetrafluorethane C2H2F4, has created operational difficulties on existing systems…

Instrumentation and Detectors · Physics 2025-02-21 A. Blanco , Mário Carvalho , Susete Fetal , Luis Lopes , Telmo Paes , Joana Pinto , Paulo Fonte

CMS experiment will use Resistive Plate Chambers (RPCs) as dedicated muon trigger detectors. The first 24 RPCs for the barrel muon system of the CMS experiment have been assembled and tested. A brief description of the cosmic muon telescope…

Instrumentation and Detectors · Physics 2010-11-19 Borislav Pavlov

The CMS muon system includes in both the barrel and endcap region Resistive Plate Chambers (RPC). They mainly serve as trigger detectors and also improve the reconstruction of muon parameters. Over the years, the instantaneous luminosity of…

The mitigation of human-induced climate change is of crucial importance for the sustainability of humankind. For this aim the RPC community has exerted considerable effort over the last decade to reduce the emission of greenhouse gases from…

Instrumentation and Detectors · Physics 2020-12-30 L. Lopes P. Assis , A. Blanco , P. Fonte , M. Pimenta

The ALICE muon trigger (MTR) system consists of 72 Resistive Plate Chamber (RPC) detectors arranged in two stations, each composed of two planes with 18 RPCs per plane. The detectors are operated in maxi-avalanche mode using a mixture of…

The CMS muon system operates gas-based detectors. Upgrades of the detectors and trigger components are needed to cope with increasingly challenging conditions of the HL-LHC. New irradiation tests are performed to ensure that the muon…

Instrumentation and Detectors · Physics 2018-09-07 Jian Wang

The Muon Upgrade Phase II of the Compact Muon Solenoid (CMS) aims to guarantee the optimal conditions of the present system and extend the $\eta$ coverage to ensure a reliable system for the High Luminosity Large Hadron Collider (HL-LHC)…

Instrumentation and Detectors · Physics 2020-06-17 M. I. Pedraza-Morales

A prototype of a single-gap glass Resistive Plate Chamber (RPC) is constructed by the authors. To find the considerations required for better operation of the detector's gas system, we have simulated the flow of the Ar gas through the…

Instrumentation and Detectors · Physics 2021-11-30 Yousef Pezeshkian , Amir Kiyoumarsioskouei , Majid Ahmadpouri , Ghasem Ghorbani

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

The muon system of the CMS experiment is expected to upgrade all of its subdetectors for the Phase-2 of the Large Hadron Collider (LHC) that will begin in 2029. The upgrade plans for drift tubes (DTs), cathode strip chambers (CSCs) and…

Instrumentation and Detectors · Physics 2023-12-19 Antonello Pellecchia

The Compact Muon Solenoid (CMS) Experiment is a general purpose particle detector experiment located at the Large Hadron Collider (LHC) at CERN. In 2008, the LHC beam was commissioned and successfully steered through the CMS detector. First…

High Energy Physics - Experiment · Physics 2019-08-13 Toyoko J. Orimoto

We present a recast in different benchmark models of the recent CMS search that uses the endcap muon detector system to identify displaced showers produced by decays of long-lived particles (LLPs). The exceptional shielding provided by the…

High Energy Physics - Phenomenology · Physics 2023-11-13 Andrea Mitridate , Michele Papucci , Christina Wang , Cristián Peña , Si Xie

Gaseous detectors are widely used in high energy physics, and are attractive choices in tracking systems for cosmic muon imaging, also called muography. Such detectors offer high resolution and high efficiency at reasonable cost for large…

Instrumentation and Detectors · Physics 2021-06-30 Gábor Nyitrai , Gergő Hamar , Dezső Varga

The Compact Muon Solenoid (CMS) detector is one of two general-purpose detectors that measure the products of high energy particle interactions in the Large Hadron Collider (LHC) at CERN. The silicon pixel detector is the innermost…

Instrumentation and Detectors · Physics 2018-04-03 Tamas Almos Vami , Viktor Veszpremi , the CMS Collaboration

The preliminary results of an aging test performed at the CERN Gamma Irradiation Facility on a single--gap RPC prototype developed for the LHCb Muon System are presented. The results are based on an accumulated charge density of 0.42…

The muon detection system of the Compact Muon Solenoid experiment at the CERN Large Hadron Collider is based on different technologies for muon tracking and triggering. In particular, the muon system in the endcap disks of the detector…

The ATLAS Muon Spectrometer is undergoing a major upgrade for the High-Luminosity LHC (HL-LHC), including the addition of three new thin-gap Resistive Plate Chamber (RPC) layers in the inner barrel region. These RPCs have 1 mm gas gaps…

Instrumentation and Detectors · Physics 2025-01-10 F. Fallavollita , O. Kortner , H. Kroha , P. Maly , G. Proto , D. Soyk , E. Voevodina , J. Zimmermann

The HL-LHC phase is designed to increase by an order of magnitude the amount of data to be collected by the LHC experiments. To achieve this goal in a reasonable time scale the instantaneous luminosity would also increase by an order of…

Instrumentation and Detectors · Physics 2016-09-21 F. Lagarde , M. Gouzevitch , I. Laktineh , V. Buridon , X. Chen , C. Combaret , A. Eynard , L. Germani , G. Grenier , H. Mathez , L. Mirabito , A. Petrukhin , A. Steen , W. Tromeuraa , Y. Wang , A. Gongab , N. Moreau , C. de la Taille , F. Dulucqac , A. Cimmino , S. Crucy , A. Fagot , M. Gul , A. A. O. Rios , M. Tytgat , N. Zaganidisb , S. Aly , Y. Assran , A. Radi , A. Sayedc , G. Singhd , M. Abbrescia , G. Iaselli , M. Maggi , G. Pugliese , P. Verwilligene , W. Van Doninck , S. Colafranceschi , A. Sharmag , L. Benussi , S. Bianco , D. Piccolo , F. Primaverah , V. Bhatnagar , R. Kumari , A. Mehta , J. Singhi , A. Ahmad , W. Ahmed , H. M. I. Asghar , I. M. Awan , R. Hoorani , S. Muhammad , H. Shahzad , M. A. Shah , S. W. Cho , S. Y. Choi , B. Hong , M. H. Kang , K. S. Lee , J. H. Lim , S. K. Parkk , M. S. Kiml , S. Carpinteyro Bernardino , I. Pedraza , C. Uribe Estradam , S. Carrillo Moreno , F. Vazquez Valencian , L. M. Panto , S. Buontempo , N. Cavallo , M. Esposito , F. Fabozzi , G. Lanza , I. Orso , L. Lista , S. Meola , M. Merola , P. Paolucci , F. Thyssen , A. Braghieri , A. Magnani , P. Montagna , C. Riccardi , P. Salvini , I. Vai , P. Vituloq , Y. Ban , S. J. Qianr , M. Choi , Y. Choi , J. Goh , D. Kimt , A. Aleksandrov , R. Hadjiiska , P. Iaydjiev , M. Rodozov , S. Stoykova , G. Sultanov , M. Vutovau , A. Dimitrov , L. Litov , B. Pavlov , P. Petkovv , I. Bagaturia , D. Lomidzew , C. Avila , A. Cabrera , J. C. Sanabria , I. Crottyy , J. Vaitkusz