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Related papers: Simulation of the BESIII Endcap Time of Flight Upg…

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A GEANT4-based simulation is developed for the endcap time of flight (ETOF) upgrade based on multi-gap resistive plate chambers (MRPC) for the BESIII experiment. The MRPC prototype and the simulation method are described. Using a full…

Instrumentation and Detectors · Physics 2016-11-03 F. F. An , S. S. Sun , H. M. Liu , W. G. Li , Z. Y. Deng , H. H. Liu , J. Y. Liu , R. X. Yang

It is proposed to upgrade the endcap time-of-flight (ETOF) of the Beijing Spectrometer III (BESIII) with multi-gap resistive plate chamber (MRPC), aiming at overall time resolution about 80 ps. After the entire electronics system is ready,…

Instrumentation and Detectors · Physics 2016-03-16 Wang Xiaozhuang , Dai Hongliang , Wu Zhi , Heng Yuekun , Zhang Jie , Cao Ping , Ji Xiaolu , Li Cheng , Sun Weijia , Wang Siyu , Wang Yun

A GEANT4-based Monte-Carlo model is developed to study the performance of Endcap Time-Of-Flight (ETOF) at BESIII. It's found that the multiple scattering effects, mainly from the materials at the MDC endcap, can cause multi-hit on the…

Instrumentation and Detectors · Physics 2015-06-11 Hui Zhang , Ming Shao , Cheng Li , Hongfang Chen , Yuekun Heng , Yongjie Sun , Zebo Tang Changsheng Ji , Tianxiang Chen , Shuai Yang , Lailin Xu

The Beijing Spectrometer III (BESIII) endcap Time-Of-Filght (ETOF) was proposed to upgrade with Multigap Resistive Plate Chamber (MRPC) technology to substitute the current ETOF of scintillator+PMT for extending time resolutin better than…

In order to further enhance the particle identification capability of the Beijing Spectrometer (BESIII), it is proposed to upgrade the current end-cap time-of-flight (eTOF) detector with multi-gap resistive plate chamber (MRPC). The…

Instrumentation and Detectors · Physics 2014-12-16 S. Yang , Y. J. Sun , C. Li , Y. K. Heng , S. Qian , H. F. Chen , T. X. Chen , H. L. Dai , H. H. Fan , S. B. Liu , S. D. Liu , X. S. Jiang , M. Shao , Z. B. Tang , H. Zhang , Z. G. Zhao

In order to improve the particle identification capability of the Beijing Spectrometer III (BESIII),t is proposed to upgrade the current endcap time-of-flight (ETOF) detector with multi-gap resistive plate chamber (MRPC) technology. Aiming…

The prototype of time digitizing system for the upgrade of BESIII endcap TOF (ETOF) is introduced in this paper. The ETOF readout electronics has a formation of distributed architecture that hit signal from multi-gap resistive plate chamber…

Instrumentation and Detectors · Physics 2013-06-04 Cao Ping , Sun Wei-Jia , Ji Xiao-Lu , Fan Huan-Huan , Wang Si-Yu , Liu Shu-Bin , An Qi

The upgrade of the current BESIII Endcap TOF (ETOF) is carried out with the Multi-gap Resistive Plate Chamber (MRPC) technology. The installation of the new ETOF has been finished in October 2015. The first results of the MRPCs…

The STAR experiment at RHIC at Brookhaven National Laboratory completed the installation of an endcap time-of-flight subsystem (eTOF) in February 2019. The eTOF subsystem provided essential mid-rapidity particle identification (PID) for the…

The inner drift chamber of the BESIII is encountering serious aging problem after five year's running. For the first layer, the decrease in gas gain is about 26% from 2009 to 2013. The upgrade of the inner tracking detector has become an…

Instrumentation and Detectors · Physics 2015-10-30 Qinglei Xiu , Mingyi Dong , Weidong Li , Huaimin Liu , Qiumei Ma , Qun Ouyang , Zhonghua Qin , Liangliang Wang , Linghui Wu , Ye Yuan , Yao Zhang

Triple-GEM detectors for the GE2/1 and ME0 stations of the endcap muon system for the Phase-2 upgrade of the CMS Experiment have been operated in a test beam to measure their efficiency and spatial resolution, together with a high spatial…

Instrumentation and Detectors · Physics 2022-11-23 Antonello Pellecchia , Piet Verwilligen , Anna Stamerra

The low cost and high resolution gas-based Multi-gap Resistive Plate Chamber (MRPC) opens a new possibility to find an efficient alternative detector for Time of Flight (TOF) based Positron Emission Tomography, where the sensitivity of the…

Instrumentation and Detectors · Physics 2011-06-30 A. Banerjee , S. Chattopadhyay

An automatic clock synchronizing method implemented in field programmable gate array (FPGA) is proposed in this paper. It is developed for the clock system which will be applied in the end-cap time of flight (ETOF) upgrade of the Beijing…

Instrumentation and Detectors · Physics 2015-05-18 Wang Si-Yu , Cao Ping , Liu Shu-Bin , An Qi

A Time of Flight monitoring system has been developed for BES3. The light source is a 442-443 nm laser diode, which is stable and provides a pulse width as narrow as 50 ps and a peak power as large as 2.6 W. Two optical-fiber bundles with a…

Instrumentation and Detectors · Physics 2008-11-26 F. A. Harris , J. W. Kennedy , Q. Liu , L. Nguyen , S. L. Olsen , M. Rosen , C. P. Shen , G. S. Varner , Y. K. Heng , Z. J. Sun , K. J. Zhu , Q. An , C. Q. Feng , S. B. Liu

The Belle II barrel region is instrumented with the Time of Propagation (TOP) particle identification system based on sixteen fused-silica bars arranged around the interaction point acting as Cherenkov radiator. Due to the mechanical design…

Instrumentation and Detectors · Physics 2022-03-16 Oskar Hartbrich , Umberto Tamponi , Gary S. Varner

The Time-Of-Flight system consisting of plastic scintillation counters plays an important role for particle identification in the BESIII experiment at the BEPCII double ring $e^+e^-$ collider. Degradation of the detection efficiency of the…

Instrumentation and Detectors · Physics 2018-03-14 Huan-Huan Liu , Sheng-Sen Sun , Shuang-Shi Fang , Zhi Wu , Hong-Liang Dai , Yue-Kun Heng , Ming Zhou , Zi-Yan Deng , Huai-Min Liu

One of the main diagnostic tools for measuring electron density profiles and the characteristics of long wavelength turbulent wave structures in fusion plasmas is Beam Emission Spectroscopy (BES). The increasing number of BES systems…

Plasma Physics · Physics 2013-01-11 D. Guszejnov , G. I. Pokol , I. Pusztai , D. Refy , S. Zoletnik , M. Lampert , Y. U. Nam

A four-gap glass RPC with 0.3mm gap size was tested with hadron beam as a time-of-flight detector having a time resolution of ~ 100ps. A thickness of the detector together with front-end electronics is ~ 12mm. Results on time resolution…

High Energy Physics - Experiment · Physics 2007-05-23 V. Ammosov , V. Gapienko , A. Semak , V. Senko , Yu. Sviridov , V. Zaets , E. Usenko
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