Prototype of a large neutron detector based on MWPC

查看全文 作　　者：TIAN [1,2]LiChao;QI [2]HuiRong;SUN [2]ZhiJia;WANG [2]YanFeng;ZHANG [2]Jian;LIU [2]RongGuang;ZHAO [2]YuBin;ZHANG [2]HongYu;ZHAO [2]DongXu;DONG [2]Jing;XIE [2]Wan;YANG [2]GuiAn;OUYANG [2]Qun;CHEN [2]YuanBo

机构地区：[1]College of Science,National University of Defense Technology;[2]State Key Laboratory of Particle Detection and Electronics,Institute of High Energy Physics,Chinese Academy Sciences

出　　处：《Science China(Physics,Mechanics & Astronomy)》索引2014年第57卷第11期,共5页

基　　金：supported by the National Natural Science Foundation of China (Grant No.11127508) 摘　　要：A prototype of large-area position sensitive neutron detector was designed and constructed according to the requirements of the Small-Angle Scattering spectrometer of China Spallation Neutron Source(CSNS).The detector was based on the 3He neutron convertor and MWPC with an effective area of 650 mm×650 mm.A prototype was completed and tested with 55Fe X-ray.The high-pressure vessel was designed and constructed with high-strength aluminum alloy.A position resolution of about 4.6mm×2.3 mm(FWHM)and efficiency>65%for neutrons with wavelength of 1.8?was determined after the operational gas filled. 关键词：中子探测器原型基础高强度铝合金有效面积容器设计散裂中子源 X射线检测

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Prototype of a large neutron detector based on MWPC

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