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Related papers: Spatial resolution of a GEM readout TPC using the …

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Low radioactive material screening is becoming essential for rare event search experiments, such as neutrinoless double beta decay and dark matter searches in underground laboratories. A gaseous time projection chamber (TPC) can be used for…

Instrumentation and Detectors · Physics 2022-08-08 Haiyan Du , Chengbo Du , Ke Han , Shengming He , Liqiang Liu , Yue Meng , Shaobo Wang , Tao Zhang , Wenming Zhang , Li Zhao , Jifang Zhou

Two cylindrical forward TPC detectors are described which were constructed to extend the phase space coverage of the STAR experiment to the region 2.5 < |\eta| < 4.0. For optimal use of the available space and in order to cope with the high…

This work is proposing and exploring the use of multichannel readout electronics, already used in quality assurance for gain uniformity studies, to measure the uniformity of the induction gap in GEM based detectors. The measurement will…

Instrumentation and Detectors · Physics 2021-10-27 Mohit Gola

The present $\mathrm{R}\&\mathrm{D}$ activities for the International Large Detector Time Projection Chamber (ILD-TPC) concern the adoption of the micro pattern devices for the gaseous amplification stage. Seven Micromegas modules which are…

Gas Electron Multipliers (GEMs) are used in many particle physics experiments, employing their 'standard' configuration with amplification holes of 140 um pitch in a hexagonal pattern. However, the collection of the charge cloud from the…

A new prototype of large area Multi-gap Resistive Plate Chamber (MRPC) with long readout strips was built. This Long-strip Multi-gap Resistive Plate Chamber (LMRPC) is double stacked and has ten 250 $\mu$m-thick gas gaps. Signals are read…

Instrumentation and Detectors · Physics 2015-05-20 Yongjie sun , Cheng Li , Zebo Tang , Lailin Xu , Tianxiang Chen , Ming Shao

In this paper we describe the performance of a prototype of the High Angle Time Projection Chambers (HA-TPCs) that are being produced for the Near Detector (ND280) upgrade of the T2K experiment. The two HA-TPCs of ND280 will be instrumented…

The Large Electron Multipliers (LEMs) are key components of double phase liquid argon TPCs. The drifting charges after being extracted from the liquid are amplified in the LEM positioned half a centimeter above the liquid in pure argon…

Instrumentation and Detectors · Physics 2015-06-23 C. Cantini , L. Epprecht , A. Gendotti , S. Horikawa , L. Periale , S. Murphy , G. Natterer , C. Regenfus , F. Resnati , F. Sergiampietri , A. Rubbia , T. Viant , S. Wu

This note describes a study on the momentum resolution of the TPC-based central tracker design which will be included in the ECFA/DESY conceptual design report (CDR) for the proposed DESY 500 GeV electron-positron linear collider. The study…

High Energy Physics - Experiment · Physics 2007-05-23 Bruce J. King

The Time Projection Chamber is the main tracking and particle identification detector of the ALICE experiment. The high luminosities delivered by the CERN LHC in Run 2 (2015-2018) posed new challenges in terms of detector performance and…

Instrumentation and Detectors · Physics 2019-09-10 Ernst Hellbär

A GridPix readout for a TPC based on the Timepix3 chip is developed for future applications at a linear collider. The GridPix detector consists of a gaseous drift volume read out by a single Timepix3 chip with an integrated amplification…

Instrumentation and Detectors · Physics 2018-08-23 C. Ligtenberg , K. Heijhoff , Y. Bilevych , K. Desch , H. van der Graaf , F. Hartjes , J. Kaminski , P. M. Kluit , G. Raven , T. Schiffer , J. Timmermans

In the last years, high-resolution time tagging has emerged as the tool to tackle the problem of high-track density in the detectors of the next generation of experiments at particle colliders. Time resolutions below 50ps and event average…

We report on the development of an GRPCs (Glass Resistive Plate chambers) Semi- Digital hadron calorimeter for the future International Linear Collider (ILC).Two types of GRPCs (small and 1m2) were tested in PS beam at CERN. Detector…

Instrumentation and Detectors · Physics 2010-08-24 Khaled Belkadhi

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…

A new kind of Multi-gap Resistive Plate Chamber (MRPC) has been built for the large-area Muon Telescope Detector (MTD) for the STAR experiment at RHIC. These long read-out strip MRPCs (LMRPCs) have an active area of 87.0 x 17.0 cm2 and ten…

A novel light detection scheme has been tested for use in medium-pressure gas TPCs, in view of rare events searches in low energy particle physics. It has the advantage of minimal interference with the ionization collection system, used for…

Instrumentation and Detectors · Physics 2015-06-17 G. Giroux , M. Auger , D. Franco , M. Weber , S. Delaquis , R. Gornea , P. Lutz , J. -L. Vuilleumier , J. -M. Vuilleumier

We report on the design, production, and performance of compact 40-cm$^3$ Time Projection Chambers (TPCs) that detect fast neutrons by measuring the three-dimensional (3D) ionization distribution of nuclear recoils in $^4$He:CO$_2$ gas at…

After the Long Shutdown 2 the LHC will provide lead-lead collisions at interaction rates as high as 50kz. In order to cope with such conditions the ALICE Time Projection Chamber (TPC) needs to be upgraded. After the upgrade the TPC will run…

Instrumentation and Detectors · Physics 2019-08-12 Alexander Deisting

Optical readout of MicroPattern Gaseous Detectors (MPGDs) makes use of the high granularity of imaging sensors to achieve good spatial resolution for radiation imaging and particle detection. CF4 is widely used as a scintillating gas…