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The Dark Matter Time Projection Chamber (DMTPC) collaboration is developing low-pressure gas TPC detectors for measuring WIMP-nucleon interactions. Optical readout with CCD cameras allows for the detection for the daily modulation in the…

A prototype of Multi-Wire Proportional Chambers (MWPC) has been fabricated for the study of its various characteristics. The detector contains gold-coated tungsten wires (20 $\mu m$ diameter) on the anode frame, with a pitch of 2.8 mm. The…

Instrumentation and Detectors · Physics 2021-10-06 Rajendra Nath Patra , R. N. Singaraju , S. Biswas , T. K. Nayak , Y. P. Viyogi

The second LHC long shutdown period (LS2) is an important opportunity for the CMS Resistive Plate Chambers (RPC) to complete their consolidation and upgrade projects. The consolidation includes detector maintenance for gas tightness, HV…

Instrumentation and Detectors · Physics 2020-12-30 Mehar Ali Shah

Time Projection Chamber (TPC) is one of the main tracking systems for many current and future collider experiments at RHIC and LHC. It has a capability to measure the space points of charged tracks for good momentum resolution as well as…

Instrumentation and Detectors · Physics 2019-12-30 K. Dehmelt , P. Garg , T. K. Hemmick , A. Milov , E. Shulga , V. Zakharov

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

The motion of a charged particle over a conducting plate is damped by Ohmic resistance to image currents. This interaction between the particle and the plate must also produce decoherence, which can be detected by examining interference…

Quantum Physics · Physics 2008-02-03 J. R. Anglin , W. H. Zurek

We have systematically studied the transmission of electrical signals along several 2-strip Resistive Plate Chambers (RPCs) in the frequency range $f=0.1-3.5$GHz. Such a range was chosen to fully cover the bandwidth associated to the very…

Instrumentation and Detectors · Physics 2015-03-18 Diego Gonzalez-Diaz , Huangshan Chen , Yi Wang

We have developed a position-sensitive Parallel Plate Avalanche Counter (PPAC), which has been used as a focal plane detector in the BigRIPS fragment separator and the subsequent RI-beam delivery lines at the RIKEN Nishina Center RI Beam…

Instrumentation and Detectors · Physics 2015-06-17 H. Kumagai , T. Ohnishi , N. Fukuda , H. Takeda , D. Kameda , N. Inabe , K. Yoshida , T. Kubo

A prototype multiwire proportional chamber (MWPC) was developed to demonstrate the feasibility of constructing a radiopure time projection chamber with MWPC track readout to assay materials for alpha- and beta-emitting surface contaminants…

Instrumentation and Detectors · Physics 2015-06-16 Z. Ahmed , M. A. Bowles , R. Bunker , S. R. Golwala , D. R. Grant , M. Kos , R. H. Nelson , A. Rider , R. W. Schnee , D. Sotolongo , B. Wang , A. Zahn

The results of an experimental feasibility study of a position sensitive thermal neutron detector based on a resistive plate chamber (RPC) are presented. The detector prototype features a thin-gap (0.35 mm) hybrid RPC with an aluminium…

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…

ALICE is the LHC experiment dedicated to the study of heavy-ion collisions. At forward rapidity a muon spectrometer detects muons from low mass mesons, quarkonia, open heavy-flavor hadrons as well as weak bosons. A muon selection based on…

Instrumentation and Detectors · Physics 2019-08-13 Massimiliano Marchisone

Wire chambers are routinely operated as tracking detectors in magnetic spectrometers at high-intensity continuous electron beams. Especially in experiments studying reactions with small cross-sections the reaction yield is limited by the…

Multi-gap RPC prototypes with readout on a multi-strip electrode were developed for the small polar angle region of the CBM-TOF subdetector, the most demanding zone in terms of granularity and counting rate. The prototypes are based on low…

The phase-2 upgrade of the LHC will require novel pixel readout chips, which deliver hit information at drastically increased data rates and tolerate unprecedented radiation levels. The large-scale prototype chip RD53A has been designed by…

Instrumentation and Detectors · Physics 2019-09-04 M. Vogt

The paper addresses the problem of designing radar detectors more robust than Kelly's detector to possible mismatches of the assumed target signature, but with no performance degradation under matched conditions. The idea is to model the…

Signal Processing · Electrical Eng. & Systems 2019-10-02 Angelo Coluccia , Giuseppe Ricci , Olivier Besson

A high resolution 2 m$^2$ tracking detector, based on timing Resistive Plate Chamber (tRPC) cells, has been installed at the Faculty of Physics of the University of Santiago de Compostela (Spain) in order to improve our understanding of the…

Instrumentation and Methods for Astrophysics · Physics 2020-07-14 Irma Riádigos , Damián García-Castro , Diego González-Díaz , Vicente Pérez-Muñuzuri

The CMS experiment, located at the CERN Large Hadron Collider, has a redundant muon system composed by three different detector technologies: Cathode Strip Chambers (in the forward regions), Drift Tubes (in the central region) and Resistive…

A large (240 cm $\times$ 120 cm $\times$ 0.2 cm) oil-free High Pressure Laminate (HPL), commonly referred as "bakelite", Resistive Plate Chamber (RPC) has been developed at VECC-Kolkata using locally available P-302 OLTC grade HPL. The…

Instrumentation and Detectors · Physics 2016-05-25 Rajesh Ganai , Arindam Roy , Kshitij Agarwal , Zubayer Ahammed , Subikash Choudhury , Subhasis Chattopadhyay

A simple methodology for evaluating the dynamic-range of gas avalanche detectors in the laboratory is presented and discussed. It comprises two tools: a charge injector of tunable gain which transfers radiation-induced amplified electron…

Instrumentation and Detectors · Physics 2015-06-17 S. Bressler , L. Moleri , L. Arazi , E. Erdal , A. Rubin , M. Pitt , A. Breskin
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