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Related papers: Operation and performance of the CMS tracker

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The ATLAS experiment will undergo a major upgrade of the tracker system in view of the high luminosity phase of the LHC (HL-LHC) to start operation in 2026. The most severe challenges are to be faced by the innermost layers of the pixel…

Instrumentation and Detectors · Physics 2016-12-06 Julien-Christopher Beyer , Alessandro La Rosa , Anna Macchiolo , Richard Nisius , Natascha Savic

The ATLAS pixel detector is the innermost detector of the ATLAS experiment at the Large Hadron Collider at CERN. With approximately 80 million readout channels, the ATLAS silicon pixel detector is a high-acceptance, high-resolution,…

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

The muon spectrometer of the CMS (Compact Muon Solenoid) experiment at the Large Hadron Collider (LHC) is equipped with a redundant system made of Resistive Plate Chambers (RPCs) and Drift Tube (DT) chambers in the barrel, RPC and Cathode…

Instrumentation and Detectors · Physics 2017-06-22 M. I. Pedraza-Morales , M. A. Shaha , M. Shopova

Pixel sensors based on commercial high-voltage CMOS processes are an exciting technology that is considered as an option for the outer layer of the ATLAS inner tracker upgrade at the High Luminosity LHC. Here, charged particles are detected…

After years of development, the CMS distributed computing system is now in full operation. The LHC continues to set records for instantaneous luminosity, and CMS continues to record data at 300 Hz. Because of the intensity of the beams,…

Instrumentation and Detectors · Physics 2019-08-13 Kenneth Bloom

The silicon-strip tracker of the China Seismo-Electromagnetic Satellite (CSES) consists of two double-sided silicon strip detectors (DSSDs) which provide incident particle tracking information. The low-noise analog ASIC VA140 was used in…

Instrumentation and Detectors · Physics 2017-02-20 Da-Li Zhang , Hong Lu , Huan-Yu Wang , Xin-Qiao Li , Yan-Bing Xu , heng-Hua An , Xiao-xia Yu , Hui Wang , Feng Shi , Ping Wang , Xiao-Yun Zhao

Various chips for the silicon sensors measurements are described. These chips are based on 0.35 um and 0.18um CMOS technology. Several analog chips together with self-trigger /derandomizer one allow to measure silicon sensors designed for…

Instrumentation and Detectors · Physics 2009-10-13 E. Atkin , A. Kluev , A. Silaev , A. Fedenko , D. Karmanov , M. Merkin , A. Voronin

For its physics program with a high-intensity hadron beam of up to 2e7 particles/s, the COMPASS experiment at CERN requires tracking of charged particles scattered by very small angles with respect to the incident beam direction. While good…

The alignment of tracking detectors is crucial for the physics programme at the LHC, especially for precision measurements like the W mass. The alignment of the ATLAS silicon tracking detectors with a total of 5832 modules poses an…

Instrumentation and Detectors · Physics 2008-08-05 Oleg Brandt

The CLIC Tracker Detector (CLICTD) is a monolithic pixelated sensor chip produced in a $180$ nm imaging CMOS process built on a high-resistivity epitaxial layer. The chip, designed in the context of the CLIC tracking detector study,…

Instrumentation and Detectors · Physics 2020-04-07 I. Kremastiotis , R. Ballabriga , K. Dort , N. Egidos , M. Munker

In view of the high luminosity phase of the LHC (HL-LHC) to start operation around 2026, a major upgrade of the tracker system for the ATLAS experiment is in preparation. The expected neutron equivalent fluence of up to 2.4 * 1e16 1 MeV…

Instrumentation and Detectors · Physics 2018-02-14 Julien-Christopher Beyer , Alessandro La Rosa , Anna Macchiolo , Natascha Savic , Reem Taibah

Results obtained with 3D columnar pixel sensors bump-bonded to the RD53A prototype readout chip are reported. The interconnected modules have been tested in a hadron beam before and after irradiation to a fluence of about…

ATLAS is a multipurpose experiment at the LHC. The tracking system of ATLAS, embedded in a 2 T solenoidal field, is composed of different technologies: silicon planar sensors (pixel and microstrips) and drift-tubes. The procedure used to…

Instrumentation and Detectors · Physics 2019-08-13 Ana Ovcharova

Silicon detectors play a crucial role in high energy physics experiments. In future high energy physics experiments, silicon detectors will be exposed to extremely high fluence environment, which can significantly affect their performance.…

Instrumentation and Detectors · Physics 2025-12-11 Xingchen Li , Chenxi Fu , Hui Li , Zhan Li , Lin Zhu , Congcong Wang , Xiyuan Zhang , Weimin Song , Hui Liang , Cong Liu , Hongbo Wang , Xin Shi , Suyu Xiao

Non-ionizing energy loss causes bulk damage to the silicon sensors of the ATLAS pixel and strip detectors. This damage has important implications for data-taking operations, charged-particle track reconstruction, detector simulations, and…

High Energy Physics - Experiment · Physics 2021-08-19 ATLAS Collaboration

The HL-LHC will challenge the detectors with a nearly 10-fold increase in integrated luminosity compared to the previous LHC runs combined, thus the CMS detector will be upgraded to face the higher levels of radiation and the larger amounts…

Instrumentation and Detectors · Physics 2026-03-10 CMS HGCAL collaboration

To extend the physics reach of the LHC, accelerator upgrades are planned which will increase the integrated luminosity to beyond 3000 fb^-1 and the pile-up per bunch-crossing by a factor 5 to 10. To cope with the increased occupancy and…

Instrumentation and Detectors · Physics 2015-06-17 G. Calderini

We present a readout chip prototype for future pixel detectors with timing capabilities. The prototype is intended for characterizing 4D pixel arrays with a pixel size of $100\times100~\mu \text{m}^2$, where the sensors are Low Gain…

Instrumentation and Detectors · Physics 2023-02-15 Matias Senger , Lea Caminada , Benjamin Kilminster , Anna Macchiolo , Beat Meier , Stephan Wiederkehr

Silicon tracking detectors provide excellent spatial resolution, and so can provide excellent momentum resolution for energetic charged particles, even in compact detectors. However, at lower momenta, multiple scattering in the silicon…

Instrumentation and Detectors · Physics 2020-04-22 Spencer R. Klein

A CMOS pixel sensor, named Supix-1, is developed for a pixelated silicon tracker for the Circular Electron-Positron Collider (CEPC) project. The sensor, consisted of nine sectors varying in pixel sizes, diode sizes and geometries, is…

Instrumentation and Detectors · Physics 2022-02-24 Long Li , Liang Zhang , Jianing Dong , Jian Liu , Meng Wang
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