Performance study of the Multi-purpose Time Projection Chamber (MTPC) using a four-component alpha source

被引:5
|
作者
Li, Yang [1 ,2 ]
Yi, Han [1 ,2 ]
Sun, Yankun [1 ,2 ]
Bai, Haofan [3 ]
Lv, You [1 ,2 ]
Chen, Yonghao [1 ,2 ]
Jiang, Wei [1 ,2 ]
Chu, Tianzhi [1 ,2 ,4 ]
Zhang, Zhiyong [5 ,6 ]
Chen, Haolei [5 ,6 ]
Chen, Zhen [5 ,6 ]
Zhao, Maoyuan [5 ,6 ]
Feng, Changqing [5 ,6 ]
Liu, Shubin [5 ,6 ]
Zhang, Mohan [1 ,7 ]
Zhang, Hangchang [1 ,7 ]
Gu, Minhao [1 ,8 ]
Bao, Yu [1 ,2 ]
Zhang, Guohui [3 ]
Fan, Ruirui [1 ,2 ,8 ]
机构
[1] Chinese Acad Sci, Inst High Energy Phys, Beijing 100049, Peoples R China
[2] Spallat Neutron Source Sci Ctr SNSSC, Dongguan 523803, Peoples R China
[3] Peking Univ, Sch Phys, State Key Lab Nucl Phys & Technol, Beijing 100871, Peoples R China
[4] Shenzhen Univ, Coll Phys & Optoelect Engn, Shenzhen 518060, Peoples R China
[5] Univ Sci & Technol China, State Key Lab Particle Detect & Elect, Hefei 230026, Peoples R China
[6] Univ Sci & Technol China, Dept Modern Phys, Hefei 230026, Peoples R China
[7] Univ Chinese Acad Sci, Beijing 100049, Peoples R China
[8] Chinese Acad Sci, Inst High Energy Phys, State Key Lab Particle Detect & Elect, Beijing 100049, Peoples R China
基金
中国国家自然科学基金;
关键词
Time Projection Chamber; Micromegas; Detector performance; Alpha particle; MICROMEGAS TPC; RESOLUTION;
D O I
10.1016/j.nima.2023.169045
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
The Multi-purpose Time Projection Chamber (MTPC) is a gas -filled detector designed to measure cross sections of neutron-induced light-charged particle emission and fission reactions at the Back-streaming white neutron facility (Back -n) at the China Spallation Neutron Source. A prototype MTPC has been constructed with a drift volume, a resistive Micromegas charge amplification structure, and a high-density pixelated anode readout plane with 1519 hexagonal pads. Test measurements have been performed using a four-component alpha source. Alpha-particle track reconstruction is performed to obtain the deposited energy and length information of the trajectory. The performance test and characterization of the detector have served as the basis for the optimized design of the MTPC, which is currently undergoing commissioning at Back -n.
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页数:11
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