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CMOS pixel sensors (CPS) represent a novel technological approach to building charged particle detectors. CMOS processes allow to integrate a sensing volume and readout electronics in a single silicon die allowing to build sensors with a…

In our study spanning 2015-2021, we examined sink pixels (SPs) in the Advanced Camera for Surveys Wide Field Channel (ACS/WFC) using dark and SP reference files. SPs are pixels with values $\le$ $-10$ electrons below the local background of…

Instrumentation and Methods for Astrophysics · Physics 2026-03-02 Alyssa M. Guzman , Jenna E. Ryon

Active Pixel Sensor (APS) technology has shown promise for next-generation vertex detectors. This paper discusses the design and testing of two generations of APS chips. Both are arrays of 128 by 128 pixels, each 20 by 20 micro-m. Each…

Nuclear Experiment · Physics 2011-07-19 H. S. Matis , F. Bieser , S. Kleinfelder , G. Rai , F. Retiere , H. G. Ritter , K. Singh , S. E. Wurzel , H. Wieman , E. Yamamoto

The Pixel Luminosity Telescope is a silicon pixel detector dedicated to luminosity measurement at the CMS experiment at the LHC. It is located approximately 1.75 m from the interaction point and arranged into 16 "telescopes", with eight…

Instrumentation and Detectors · Physics 2023-08-02 Paul Lujan

This article reports the first operation of a double-sided CMOS pixelated ladder in a collider experiment, namely in the inner tracker volume of the Belle II experiment during the Phase 2 run of the SuperKEKB collider. Design and…

Instrumentation and Detectors · Physics 2020-04-22 D. Cuesta , J. Baudot , G. Claus , M. Goffe , K. Jaaskelainen , L. Santelj , M. Specht , M. Szelezniak , I. Ripp-Baudot

It is foreseen to significantly increase the luminosity of the LHC in order to harvest the maximum physics potential. Especially the Phase-II-Upgrade foreseen for 2023 will mean unprecedented radiation levels, significantly beyond the…

Instrumentation and Detectors · Physics 2019-10-15 Marco Mandurrino

3D silicon detectors are characterized by cylindrical electrodes perpendicular to the surface and penetrating into the bulk material in contrast to standard Si detectors with planar electrodes on its top and bottom. This geometry renders…

ALICE is the experiment at the CERN LHC devoted to study heavy-ion collisions. An upgrade program of the ALICE detector is ongoing toward the LHC Run 3 starting in 2022 together with the upgrade of the data acquisition system and the…

Instrumentation and Detectors · Physics 2020-12-30 K. Yamakawa , A. Augustinus , G. Batigne , P. Chochula , M. Oya , S. Panebianco , O. Pinazza , K. Shigaki , R. Tieulent , Y. Yamaguchi

The Transition Radiation Detector (TRD) was designed and built to enhance the capabilities of the ALICE detector at the Large Hadron Collider (LHC). While aimed at providing electron identification and triggering, the TRD also contributes…

Instrumentation and Detectors · Physics 2019-01-18 ALICE Collaboration

CMOS Pixel Sensors are making steady progress towards the specifications of the ILD vertex detector. Recent developments are summarised, which show that these devices are close to comply with all major requirements, in particular the…

Precision timing has alway been a prominent topic in the instrumentation for high-energy physics experiments. In this document I discuss what the perspectives are for the use of silicon sensors for a time-of-flight detector in a…

Instrumentation and Detectors · Physics 2020-10-15 Roberto Preghenella

The ALICE experiment features multiple particle identification systems. The measurement of the identified charged hadron $p_{t}$ spectra in proton-proton collisions at $\sqrt{s}=900$ GeV will be discussed. In the central rapidity region…

High Energy Physics - Experiment · Physics 2019-08-14 L. Milano

While the tracking detectors of the ATLAS and CMS experiments have shown excellent performance in Run 1 of LHC data taking, and are expected to continue to do so during LHC operation at design luminosity, both experiments will have to…

This paper describes the integration structures for the silicon strips tracker of the ATLAS detector proposed for the Phase-II upgrade of the Large Hadron Collider (LHC), also referred to as High Luminosity LHC (HL-LHC). In this proposed…

Instrumentation and Detectors · Physics 2013-10-02 Sergio Diez

The ALICE Collaboration proposes a completely new apparatus, ALICE 3, for the LHC Runs 5 and 6. The detector consists of a large pixel-based tracking system covering eight units of pseudorapidity, complemented by multiple systems for…

High Energy Physics - Experiment · Physics 2023-11-27 Nicola Nicassio

The R&D activity presented is focused on the development of new modules for the upgrade of the ATLAS pixel system at the High Luminosity LHC (HL-LHC). The performance after irradiation of n-in-p pixel sensors of different active thicknesses…

Instrumentation and Detectors · Physics 2015-06-11 A. Macchiolo , L. Andricek , M. Ellenburg , H. G. Moser , R. Nisius , R. H. Richter , S. Terzo , P. Weigell

Silicon pixel detectors developed to meet LHC requirements were tested in a beam at CERN in the framework of the ATLAS collaboration. The experimental behaviour of irradiated and not-irradiated sensors in a magnetic field is discussed. The…

Instrumentation and Detectors · Physics 2009-11-06 M. Aleppo

After a ten years planning and construction phase, the ATLAS pixel detector is nearing its completion and is scheduled to be integrated into the ATLAS detector to take data with the first LHC collisions in 2007. An overview of the…

Instrumentation and Detectors · Physics 2008-11-26 M. Cristinziani

The CMS experiment at the LHC includes a hybrid silicon pixel detector for the reconstruction of charged tracks and of the interaction vertices. The barrel region consists of n-in-n sensors with 100X150 um^2 cell size processed on diffusion…

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