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The expected increase of total integrated luminosity by a factor of ten at the HL-LHC compared to the design goals for LHC essentially eliminates the safety factor for radiation hardness realized at the current cold amplifiers of the ATLAS…

Instrumentation and Detectors · Physics 2019-08-13 Martin Nagel

The CMS muon system at the LHC is built of different detector technologies. The measurement of the background hit rates in the different muon detectors during the LHC Run-2 is of prime importance for an assessment of the longevity of the…

Instrumentation and Detectors · Physics 2020-04-22 Silvia Costantini

We present the results of the characterization of silicon pixel modules employing n-in-p planar sensors with an active thickness of 150 $\mathrm{\mu}$m, produced at MPP/HLL, and 100-200 $\mathrm{\mu}$m thin active edge sensor devices,…

Instrumentation and Detectors · Physics 2015-06-18 S. Terzo , L. Andricek , A. Macchiolo , H. G. Moser , R. Nisius , R. H. Richter , P. Weigell

Silicon stripixel sensors which were developed at BNL will be installed as part of the RHIC-PHENIX silicon vertex tracker (VTX). RHIC II operations provide luminosity up to 2x10^32 /cm2/s so the silicon stripixel sensors will be exposed to…

The performance of the CMS electromagnetic calorimeter upgraded readout electronics, developed for the High-Luminosity phase of the LHC, is discussed. Data collected in two beam test campaigns conducted in 2018 and 2021 at the H4 and H2…

Instrumentation and Detectors · Physics 2025-11-24 The CMS Electromagnetic Calorimeter Group

Charge multiplication (CM) in p$^+$n epitaxial silicon pad diodes of 75, 100 and 150 $\upmu$m thickness at high voltages after proton irradiation with 1 MeV neutron equivalent fluences in the order of $10^{16}$ cm$^{-2}$ was studied as an…

Instrumentation and Detectors · Physics 2014-11-21 Jörn Lange , Julian Becker , Eckhart Fretwurst , Robert Klanner , Gunnar Lindström

The CMS experiment at the LHC has started data taking in Run 3 at a $\mathrm{pp}$ collision energy of $13.6~\mathrm{TeV}$. In preparation for Run 3, detector systems, such as Pixel Tracker, HCAL and CSC, have been upgraded due to…

High Energy Physics - Experiment · Physics 2023-09-07 Srećko Morović

In view of the High Luminosity LHC, the current CMS tracking detector will have to be replaced during Long Shutdown 3 to cope with the higher radiation environment and to withstand an increased data rate. To prepare for the so-called CMS…

Instrumentation and Detectors · Physics 2025-05-13 Giorgia Bonomelli

We report radiation hardness tests performed at the Frascati Neutron Generator on silicon Photo-Multipliers, semiconductor photon detectors built from a square matrix of avalanche photo-diodes on a silicon substrate. Several samples from…

Instrumentation and Detectors · Physics 2010-08-31 M. Angelone , M. Pillon , R. Faccini , D. Pinci , W. Baldini , R. Calabrese , G. Cibinetto , A. Cotta Ramusino , R. Malaguti , M. Pozzati

The CMS experiment at the LHC includes a hybrid silicon pixel detector for the reconstruction of charged tracks and of the interaction vertices. The detector is made of three barrel layers and two disks at each end of the barrel. Detector…

Instrumentation and Detectors · Physics 2007-10-29 Vincenzo Chiochia

The High Luminosity Large Hadron Collider (HL-LHC) at CERN is expected to collide protons at a centre-of-mass energy of 14\,TeV and to reach the unprecedented peak instantaneous luminosity of 5\,$-$\,7.5\,x\,$10^{34}$\,cm$^{-2}$s$^{-1}$…

Instrumentation and Detectors · Physics 2020-04-22 Alessandro La Rosa

To face the higher levels of radiation due to the 10-fold increase in integrated luminosity during the High-Luminosity LHC, the CMS detector will replace the current Calorimeter Endcap (CE) using the High-Granularity Calorimeter (HGCAL)…

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

Instrumentation and Detectors · Physics 2019-10-01 Tamas Almos Vami

The discovery potential for charged Higgs bosons has been studied including background simulations for sqrts = 500 GeV and a luminosity of 10 fb-1 depending on the hadronic calorimeter resolution of a LC500 detector. The hadronic decay…

High Energy Physics - Experiment · Physics 2007-05-23 A. Sopczak

We have been developing the SOI pixel detector ``INTPIX'' for space use and general purpose applications such as the residual stress measurement of a rail and high energy physics experiments. INTPIX is a monolithic pixel detector composed…

The interest in using the radiation detectors based on high resistive chromium-compensated GaAs (GaAs:Cr) in high energy physics and others applied fields has been growing steadily due to its numerous advantages over others classical…

We present a comprehensive account of the proton radiation hardness of Eljen Technology's EJ-500 optical cement used in the construction of experiment detectors. The cement was embedded into five plastic scintillator tiles which were each…

Instrumentation and Detectors · Physics 2017-04-03 N. Buechel , S. Garrett , M. Lomnitz , A. Schmah , X. Sun , J. Van Dyke , J. Xu , J. Zhang

Silicon photomultipliers (SiPMs) are highly-sensitive photodetectors emerging as the technology of choice for many applications, including large high-energy physics experiments where they often are exposed to high radiation fluences. In…

Instrumentation and Detectors · Physics 2022-08-17 A. R. Altamura , F. Acerbi , C. Nociforo , V. Regazzoni , A. Mazzi , A. Gola

Silicon detectors have gained in popularity since silicon became a widely used micro/nanoelectronic semiconductor material. Silicon detectors are used in particle physics as well as imaging for pixel based detecting systems. Over the past…

Instrumentation and Detectors · Physics 2015-03-02 Nicolas T. Fourches , Remi Chipaux

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