English
Related papers

Related papers: A numerical study on the discharges in Micromegas

200 papers

Gas detectors are one of the pillars of the research in fundamental physics. Since many years, a new concept of detectors, the Micro Pattern Gas Detectors, allows to overcome many of the problems of other types of commonly used detectors,…

Micromegas is presently in use by many experiments providing enhanced performance when used in high particle environment. Compared with other solid-state detectors or conventional gas counters Micromegas is robust and radiation hard. Recent…

Instrumentation and Detectors · Physics 2008-11-26 I. Giomataris

Discharge probability in GEM-based gaseous detectors has been numerically estimated using an axisymmetric hydrodynamic model. Initial primary charge configurations in the drift region, obtained using Heed and Geant4, are found to have…

Pattern discharge is a common mode in dielectric barrier discharge (DBD) and has broad application prospects in various industrial fields, such as material surface treatment, environmental monitoring, and biomedical applications. In this…

Plasma Physics · Physics 2026-01-13 Tian Shuang , Zhang Han , Zhang Xi , Zhang Xuexue , Li Qing , Li Xuecehng , Run Junxia

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

In the last few years our group have focused on developing various designs of spark-protected micropattern gaseous detectors featuring resistive electrodes instead of the traditional metallic ones: resistive microstrip counters, resistive…

Instrumentation and Detectors · Physics 2015-06-04 P. Fonte , E. Nappi , P. Martinengo , R. Oliveira , V. Peskov F. Pietropaolo , P. Picchi

The RD51 collaboration was founded in April 2008 to coordinate and facilitate efforts for development of micropattern gaseous detectors (MPGDs). The 59 institutes from 20 countries bundle their effort, experience and resources to develop…

Instrumentation and Detectors · Physics 2009-07-16 Serge Duarte Pinto

The bulk Micromegas detector is considered to be a promising candidate for building TPCs for several future experiments including the projected linear collider. The standard bulk with a spacing of 128 micron has already established itself…

Instrumentation and Detectors · Physics 2016-05-11 Purba Bhattacharya , Sudeb Bhattacharya , Nayana Majumdar , Supratik Mukhopadhyay , Sandip Sarkar , Paul Colas , David Attie

Due to their simplicity and versatility of design, straight strip or rectangular pad anode structures are frequently employed with micro-pattern gas detectors to reconstruct high precision space points for various tracking applications. The…

Micro-Pattern Gas Detectors (MPGDs) represent a category of gaseous ionization detectors that utilize microelectronics. They feature a remarkably small distance between the high potential difference anode and cathode electrodes and are…

Instrumentation and Detectors · Physics 2024-10-08 Md Kaosor Ali Mondal , Poojan Angiras , Sachin Rana , A. Sarkar

The simulation of Micro Pattern Gaseous Detectors (MPGDs) signal response is an important and powerful tool for the design and optimization of such detectors. However, several attempts to simulate exactly the effective charge gain have not…

The data compression technology now is fully developed and widely used in many fields such as communication, multi-media, image information processing and so on. The large physical experiments, especially the ones with Micro-pattern Gas…

Instrumentation and Detectors · Physics 2019-09-04 Zhongtao Shen , Shuwen Wang , Cheng Li , Changqing Feng , Shubin Liu

The International Linear Collider (ILC) Time Projection Chamber (TPC) transverse space-point resolution goal is 100 microns for all tracks including stiff 90 degree tracks with the full 2 meter drift. A Micro Pattern Gas Detector (MPGD)…

Instrumentation and Detectors · Physics 2022-04-26 M. Dixit , D. Attie , A. Bellerive , K. Boudjemline , P. Colas , P. Giganon , I. Giomataris , V. Lepeltier , S. Liu , J. -P. Martin , K. Sachs , Y. Shin , S. Turnbull

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

A comprehensive study, supported by systematic measurements and numerical computations, of the intrinsic limits of multi-GEM detectors when exposed to very high particle fluxes or operated at very large gains is presented. The observed…

The requirement of a large number of electronic channels poses a big challenge for Micro-pattern Gas Detector (MPGD) to achieve good spatial resolution. By using the redundancy that at least two neighboring strips record the signal of a…

Instrumentation and Detectors · Physics 2016-08-03 Bin-Xiang Qi , Shu-Bin Liu , Heng Ji , Zhong-Tao Shen , Si-Yuan Ma , Hong-Bang Liu , Wen-Qian Huang , Qi An

Optically read out gaseous detectors are used in track reconstruction and imaging applications requiring high granularity images. Among resolution-determining factors, the amplification stage plays a crucial role and optimisations of…

Instrumentation and Detectors · Physics 2024-07-23 A. Cools , E. Ferrer-Ribas , T. Papaevangelou , E. C. Pollacco , M. Lisowska , F. M. Brunbauer , E. Oliveri , F. J. Iguaz

Gaseous detectors are widely used in high energy physics, and are attractive choices in tracking systems for cosmic muon imaging, also called muography. Such detectors offer high resolution and high efficiency at reasonable cost for large…

Instrumentation and Detectors · Physics 2021-06-30 Gábor Nyitrai , Gergő Hamar , Dezső Varga

Micromegas detectors are a relatively modern design concept for micropattern gas detectors, designed to handle high particle flux while providing high gain, high spatial resolution, and fast response times for a variety of radiation…

Instrumentation and Detectors · Physics 2020-05-07 J. Holmes , E. Galyaev , R. Alarcon , R. Acuna , D. Blyth , B. Fox , N. Mullins , K. Scheuer

Micro-Pattern Gas Detectors (MPGDs) are extensively employed in modern high-energy and nuclear Physics experiments because of their excellent spatial resolution, high rate capability, and operational stability. Among these, the Gas Electron…

Instrumentation and Detectors · Physics 2026-05-29 Sachin Rana , Md. Kaosor Ali Mondal , Poojan Angiras , Amal Sarkar