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The gain measurements of several 1 mm-thick, 10$\times$10 cm$^2$ Thick Gaseous Electron Multipliers (ThGEMs), operated in pure argon at 3.3 bar and room temperature are presented. Electrostatic simulations, performed with the COMSOL…

仪器与探测器 · 物理学 2025-10-07 G. Eurin , A. Delbart , R. De Oliveira , A. Drozd , P. Granger , M. Karolak , B. Mehl

A prototype of a single-gap glass Resistive Plate Chamber (RPC) is constructed by the authors. To find the considerations required for better operation of the detector's gas system, we have simulated the flow of the Ar gas through the…

仪器与探测器 · 物理学 2021-11-30 Yousef Pezeshkian , Amir Kiyoumarsioskouei , Majid Ahmadpouri , Ghasem Ghorbani

We present the performance of a new proportional gas detector. Its geometry consists of a cathode plane with 70x70 micron apertures, crossed by 25 micron anode strips to which it is attached by 50 micron kapton spacers. In the region where…

高能物理 - 实验 · 物理学 2009-10-31 B. Adeva , F. Gomez , A. Pazos , R. Pfau , M. Plo , J. M. Rodriguez , P. Vazquez , J. C. Labbe

We describe a new micro-pattern gas detector structure comprising a multi-layer hole-type multiplier (M-THGEM) combined with two in-built electrode meshes: the Multi-Mesh THGEM-type multiplier (MM-THGEM). Suitable potential differences…

仪器与探测器 · 物理学 2018-08-01 Rui de Olivera , Marco Cortesi

The construction of a micro-pattern gas detector of dimensions 40x10 cm**2 is described. Two gas electron multiplier foils (GEM) provide the internal amplification stages. A two-layer readout structure was used, manufactured in the same…

The Micro Pixel Chamber (mu-PIC) using resistive electrodes has been developed and tested. The surface cathodes are made from resistive material, by which the electrical field is reduced when large current is flowed. Two-dimensional…

仪器与探测器 · 物理学 2015-06-17 Atsuhiko Ochi , Yuki Edo , Yasuhiro Homma , Hidetoshi Komai , Takahiro Yamaguchi

We briefly review the concept and properties of the Thick GEM (THGEM); it is a robust, high-gain gaseous electron multiplier, manufactured economically by standard printed-circuit drilling and etching technology. Its operation and structure…

仪器与探测器 · 物理学 2008-12-18 A. Breskin , R. Alon , M. Cortesi , R. Chechik , J. Miyamoto , V. Dangendorf , J. Maia , J. M. F. Dos Santos

We have demonstrated that small gap (0.1 to 0.4 mm) RPCs made of low resistivity materials (less than 1E8 Ohm.cm) can operate at counting rates of up to 1E5 Hz/mm2 with position resolutions better than 50 micrometer. Results of preliminary…

仪器与探测器 · 物理学 2009-11-07 T. Francke , P. Fonte , V. Peskov , J. Rantanen

High-frequency terahertz (THz) detectors are vital for next-generation high-speed wireless communication systems. Graphene, with its high carrier mobility, broadband absorption, and weak electron-phonon coupling, offers great promise for…

We report on studies of fast triggering and high-precision tracking using Resistive Plate Chambers (RPCs). Two beam tests were carried out with the 180 GeV muon beam at CERN using RPCs with gas gaps of 1.00 or 1.15 mm and equipped with…

Thick GEM-like (THGEM) electrodes are robust, high gain gaseous electron multipliers, economically-manufactured by standard drilling and etching of thin printed circuit board or other materials. Their operation and structure are similar to…

仪器与探测器 · 物理学 2008-11-26 R. Chechik , M. Cortesi , A. Breskin , D. Vartsky , D. Bar , V. Dangendorf

The aim of the presented work is the development of single-stage amplification resistive Micro Pattern Gas Detectors (MPGD) based on Micromegas technology with the following characteristics: ability to efficiently operate up to 10…

The extremely low dark current of silicon carbide (SiC) detectors, even after high-fluence irradiation, was utilized to develop a beam monitoring system for a wide range of particle rates, i.e., from the kHz to the GHz regime. The system is…

仪器与探测器 · 物理学 2024-03-20 Simon Waid , Andreas Gsponer , Jürgen Maier , Philipp Gaggl , Richard Thalmeier , Thomas Bergauer

The limitation of the detection rate of standard bakelite resistive plate chambers (RPC) used as muon detectors in the LHC experiments has prevented the use of such detectors in the high rate regions in both CMS and ATLAS detectors. One…

仪器与探测器 · 物理学 2015-06-12 Y. Haddad , G. Grenier , I. Laktineh , N. Lumb , S. Cauwenbergh

A Time Projection Chamber (TPC) is an ideal device for the detection of charged particle tracks in a large volume covering a solid angle of almost $4\pi$. The high density of hits on a given particle track facilitates the task of pattern…

In this work, we study the response of single layer Thick GEM (THGEM) detector to p/${\pi^+}$ at E3 line of Beijing Test Beam Facility. In our experiment, the drift gap of THGEM Detector is 4mm, and the working gas is Ar/3% iso. Result…

Micro-Pattern Gaseous Detectors (MPGDs) with resistive anode planes provide intrinsic discharge robustness while maintaining good spatial and time resolutions. Typically read out with 1D strips or pad structures, here the characterisation…

The performance of pressurized drift-tube detectors at very high background rates has been studied at the Gamma Irradiation Facility (GIF) at CERN and in an intense 20 MeV proton beam at the Munich Van-der-Graaf tandem accelerator for…

A new family of spark-protected micropattern gaseous detectors is introduced: a 2-D sensitive restive microstrip counter and hybrid detectors, which combine in one design a resistive GEM with a microstrip detector. These novel detectors…

仪器与探测器 · 物理学 2011-08-31 P. Martinengo , E. Nappi , R. Oliveira , V. Peskov , P. Pietropaolo , P. Picchi