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Gas Electron Multiplier (GEM) is one of the mostly used gaseous detectors in the High Energy Physics (HEP) experiments. GEMs are widely used as tracking devices due to their high-rate handling capability and good position resolution. An…

High Energy Physics - Experiment · Physics 2024-01-23 S. Mandal , S. Chatterjee , A. Sen , S. Gope , S. Dhani , A. C. Hegde , M. Chatterjee , S. Das , S. Biswas

A study has been carried out to evaluate the performance stability of Gas Electron Multiplier (GEM) chamber prototypes in the laboratory using $^{55}$Fe radiation source with Argon and CO$_2$ gas mixture. This research focuses on the…

Instrumentation and Detectors · Physics 2026-04-10 S. Mandal , S. Gope , S. Das , S. Biswas

The long-term stability in terms of gain and energy resolution of a prototype triple Gas Electron Multiplier (GEM) detector has been investigated with high rate X-ray irradiation. Premixed Ar/CO2 (80:20) and (90:10) gases have been used for…

Instrumentation and Detectors · Physics 2021-07-05 S Chatterjee , S Roy , A Sen , S Chakraborty , S Das , S K Ghosh , S K Prasad , S Raha , S Biswas

Gas Electron Multiplier (GEM) detector, one of the advanced members of the Micro Pattern Gas Detector (MPGD) group, is widely used in High Energy Physics (HEP) experiments. The high rate handling capability and spatial resolution make it a…

Instrumentation and Detectors · Physics 2023-05-17 S. Chatterjee , A. Sen , R. Paul , S. Sahai , S. Das , S. Biswas

Study of the stability of gain and energy resolution for a triple GEM detector has been performed under continuous radiation of X-ray with high rate, using premixed gas of Argon and CO$_2$ in 70/30 ratio and conventional NIM electronics. A…

Instrumentation and Detectors · Physics 2018-04-10 S. Roy , S. Rudra , S. Shaw , R. P. Adak , S. Biswas , S. Das , S. K. Ghosh , S. K. Prasad , S. Raha

The Gas Electron Multiplier (GEM) has become a widely used technology for high-rate particle physics experiments like COMPASS, LHCb and are being used as the readout system for the upcoming upgrade version of other experiments such as ALICE…

Instrumentation and Detectors · Physics 2021-05-26 Promita Roy , Purba Bhattacharya , Supratik Mukhopadhyay , Nayana Majumdar

Gaseous detectors are used in high energy physics as trackers or, more generally, as devices for the measurement of the particle position. For this reason, they must provide high spatial resolution and they have to be able to operate in…

Large area Gas Electron Multiplier (GEM) detectors have been the preferred choice for tracking devices in major nuclear and particle physics experiments. Uniformity over surface of the detector in terms of gain, energy resolution and…

Instrumentation and Detectors · Physics 2018-08-15 Rajendra Nath Patra , Rama N. Singaraju , Saikat Biswas , Zubayer Ahammed , Tapan K. Nayak , Yogendra P. Viyogi

The characteristics of triple GEM detectors have been studied systematically by using cosmic ray muons. The minimum ionizing particle (MIP) spectra has been taken for different GEM voltage setting. Efficiency of GEM detector has been…

Instrumentation and Detectors · Physics 2015-06-17 S. Biswas , D. J. Schmidt , A. Abuhoza , U. Frankenfeld , C. Garabatos , J. Hehner , V. Kleipa , T. Morhardt , C. J. Schmidt , H. R. Schmidt , J. Wiechula

The main aim of the study is to perform the long-term stability test of gain of the single mask triple GEM detector. A simple method is used for this long- term stability test using a radioactive X-ray source with high activity. The test is…

Instrumentation and Detectors · Physics 2016-11-03 R. P. Adak , S. Biswas , S. Das , D. Ghosal , S. K. Ghosh , A. Mondal , D. Nag , T. K. Nayak , R. N. Patra , S. K Prasad , S. Raha , P. K. Sahu , S. Sahu , S. Swain

The advancement of Micro Pattern Gaseous Detector technology offers us different kinds of detectors with good spatial resolution and high rate capability and the Gas Electron Multiplier (GEM) detector is one of them. Typically GEM is made…

Instrumentation and Detectors · Physics 2020-12-30 S. Chatterjee , A. Sen , S. Roy , K. Nivedita G , A. Paul , S. Das , S. Biswas

The Gas Electron Multiplier (GEM) detector is one of the advanced members of the Micro Pattern Gas Detector (MPGD) family, used in High Energy Physics (HEP) experiments as a tracking device due to its high rate handling capability and good…

Instrumentation and Detectors · Physics 2022-06-23 S. Chatterjee , A. Sen , S. Das , S. Biswas

For its ease manufacturing, flexible geometry, and cheap manufacturing cost, the gas electron multiplier (GEM) detector can be used as an x-ray image sensor. For this purpose, we acquired relative detection efficiencies and suggested a…

Instrumentation and Detectors · Physics 2015-03-13 Sukyoung Shin , Jaehoon Jung , Soonhyouk Lee

At NISER-IoP detector laboratory an initiative is taken to build and test Gas Electron Multiplier (GEM) detectors for ALICE experiment. The optimisation of the gas flow rate and the long-term stability test of the GEM detector are…

The Gas Electron Multiplier (GEM) detector is one of promising particle and radiation detectors that has been improved greatly from previous gas detectors. The improvement includes better spatial resolutions, higher detection rate…

Instrumentation and Detectors · Physics 2015-10-28 Kiadtisak Saenboonruang , Piyakul Kumphiranon , Kittipong Kulasri , Anawat Ritthirong

Gas electron multipliers (GEM) detectors are gaseous detectors widely used for tracking and imaging applications due to their good position resolution, high efficiency at high irradiation rates, among other factors. In the present work,…

Instrumentation and Detectors · Physics 2023-03-13 Vishal Kumar , Subhendu Das , Promita Roy , Purba Bhattacharyab , Supratik Mukhopadhyay , Nayana Majumdar , Sandip Sarkar

We report on the systematic study of a single-gas-electron-multiplication (GEM) loaded gaseous detector developed for precision measurements of high-energy particle beams and dose-verification measurements. In the present study, a…

Instrumentation and Detectors · Physics 2014-07-29 Kyong Sei Lee , Byungsik Hong , Sang Yeol Kim , Sung Keun Park

The Gas Electron Multiplier (GEM) detectors are widely used in high-energy physics (HEP) experiments as tracking devices because of their excellent position resolution and to handle high particle rates capability. Charging-up effect is a…

Instrumentation and Detectors · Physics 2026-05-06 S. Mandal , S. Ghosh , S. Das , S. Biswas

The High Energy Physics group of the University of Texas at Arlington Physics Department has been developing Gas Electron Multiplier (GEM) detectors for use as the sensitive gap detector in digital hadron calorimeters (DHCAL) for the future…

Instrumentation and Detectors · Physics 2011-10-20 J. Yu , E. Baldelomar , K. Park , S. Park , M. Sosebee , N. Tran , A. P. White

Gas detector are very light instrument used in high energy physics to measure the particle properties: position and momentum. Through high electric field is possible to use the Gas Electron Multiplier (GEM) technology to detect the charged…

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