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The demand for a large number of readout channels has been a limiting factor for the application of Micro-pattern Gaseous Detectors (MPGDs) in achieving higher spatial resolution and larger detection areas. This challenge is further…

Instrumentation and Detectors · Physics 2025-05-22 Yu Wang , Shubin Liu , Hao Zhuang , Zhengwu Ding , Zhihang Yao , Changqing Feng , Zhiyong Zhang

Resistive Plate Chamber (RPC) is a well-known gaseous detector in the field of High Energy Physics (HEP) experiments for its good tracking capability, high efficiency, good time resolution, and low cost of fabrication. The main issue in RPC…

Instrumentation and Detectors · Physics 2024-01-25 A. Sen , S. Chatterjee , S. Das , S. Biswas

We present the first micropattern gaseous detector that employs a small 3D-printed Thick-GEM as its sole gain element. The detector can achieve sufficient gas gain for regular operation without the need for pre-amplification by additional…

Instrumentation and Detectors · Physics 2025-11-11 J. Collins , M. Hohlmann

Performance demands for high and super-high luminosity at the LHC (up to 10^35 cm^(-2) sec^(-1) after the 2017 shutdown) and at future colliders demand high resolution tracking detectors with very fast time response and excellent temporal…

Instrumentation and Detectors · Physics 2016-11-18 Robert Ball , John W. Chapman , Erez Etzion , Peter S. Friedman , Daniel S. Levin , Meny Ben Moshe , Curtis Weaverdyck , Bing Zhou

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…

Instrumentation and Detectors · Physics 2018-08-01 Rui de Olivera , Marco Cortesi

A two-dimensional position-sensitive microchannel plate detector, with a {\O}100 mm sensitive area and equipped with four integrated amplifiers, is realized with a new anode scheme. The anode is constructed by two independent…

Instrumentation and Detectors · Physics 2018-08-01 Yuezhao Zhang , Deyang Yu , Junliang Liu , Liping Yang , Wei Wang , Xiaoxiao Li , Xiaona Zhu , Xiaoxun Song , Xinfei Hui , Wei Xi , Xin Li , Huiping Liu , Xiaohong Cai

The Level-1 Muon Barrel Trigger of the ATLAS Experiment at LHC makes use of Resistive Plate Chamber (RPC) detectors. The on-detector trigger electronics modules are able to identify muons with predefined transverse momentum values (pT) by…

Instrumentation and Detectors · Physics 2018-06-27 V. Izzo , A. Aloisio , R. Giordano , S. Perrella , R. Vari

We have developed a cost effective technology for manufacturing various layouts of micropattern gaseous detectors for a wide range of applications. Such devices feature resistive electrodes interfaced to a network of thin readout…

Instrumentation and Detectors · Physics 2015-06-15 V. Peskov , A. Di Mauroa , P. Fonte , P. Martinengo , E. Nappi , R. Oliveira , P. Pietropaolo , P. Picchi

The Resistive Plate Chamber (RPC) is widely used in experiments of high energy physics as trigger detector as its good time resolution and high efficiency. In the traditional layout of RPC, the graphite layers are indispensable parts. The…

Instrumentation and Detectors · Physics 2021-08-31 Quanyin Li , Xiangyu Xie , Zhengwei Xue , Jiajin Ge , Yongjie Sun

We describe possible applications of pixelized micro-well detectors (PMWDs) as three-dimensional charged particle trackers in advanced gamma-ray telescope concepts. A micro-well detector consists of an array of individual micro-patterned…

Astrophysics · Physics 2007-05-23 P. F. Bloser , S. D. Hunter

One of the future plans at Jefferson Lab is running electron scattering experiments with large acceptance detectors at luminosities $> 10^{37}cm^{-2}s^{-1}$. These experiments allow the measurements of the Double Deeply Virtual Compton…

An innovative photosensitive gaseous detector, consisting of a GEM like amplification structure with double layered electrodes (instead of commonly used metallic ones) coated with a CsI reflective photocathode, is described. In one of our…

Instrumentation and Detectors · Physics 2008-07-18 V. Peskov , P. Martinengo , E. Nappi , R. Oliveira , G. Paic , F. Pietropaolo , P. Picchi

MicroPattern Gaseous Detectors (MPGD) made of resistive strips have raised as a promising technology for the protection against spark processes having place in the gaseous chamber. The reproduction of the signals and its propagation through…

Instrumentation and Detectors · Physics 2015-06-03 J. Galan

Numerical simulations were used to study signal formation in a Thick Gaseous Electron Multiplier (THGEM) and in THGEM -based Thick-WELL (THWELL) and Resistive-Plate WELL (RPWELL) detectors. The signal shapes were simulated in mixtures of…

Instrumentation and Detectors · Physics 2025-03-12 Purba Bhattacharya , Luca Moleri , Shikma Bressler

This works reports on gaseous detectors developments made in the frame of the EXO double-beta decay experiment. LEM (Large Electron Multiplication) are electron amplification grids based on GEM. They were developed in Neuchatel and showed…

Instrumentation and Detectors · Physics 2007-06-12 Patrick Weber

Single gap (gas gap 2 mm) bakelite Resistive Plate Chamber (RPC) modules of various sizes from 10 cm \times 10 cm to 1 m \times 1 m have been fabricated, characterized and optimized for efficiency and time resolution. Thin layers of…

Instrumentation and Detectors · Physics 2015-06-05 K. K. Meghna , A. Banerjee , S. Biswas , S. Bhattacharya , S. Bose , S. Chattopadhyay , G. Das , C. Marick , S. Saha , Y. P. Viyogi

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…

In the present work, a reinforcement learning (RL) based adaptive algorithm to optimise the transmit beampattern for a colocated massive MIMO radar is presented. Under the massive MIMO regime, a robust Wald type detector, able to guarantee…

Signal Processing · Electrical Eng. & Systems 2022-12-20 Francesco Lisi , Stefano Fortunati , Maria Sabrina Greco , Fulvio Gini

This paper presents the design and implementation of a simple, single-layer, broadband (97%, 11.3-32.3 GHz) Radar Cross Section Reduction (RCSR) Modulated Surface (MS). It uses modulation of the edge-length of the square patch (SP)…

Signal Processing · Electrical Eng. & Systems 2021-06-29 Yousef Azizi , Mohammad Soleimani , Seyed Hasan Sedighi , Ladislau Matekovits

Micromegas technology is a promising candidate to replace Atlas forward muon chambers -tracking and trigger- for future HL-LHC upgrade of the experiment. The increase on background and pile-up event probability requires detector…