工作气体对硼衬基正比计数管性能影响研究  

Study on the Effect of Working Gas on the Performance of Boron Lined Proportional Counter

作　　者：王军成[1] 武文超[1] 胡文琪 黄光勋 章航洲 付源杰 王旭[1] WANG Jun-cheng;WU Wen-chao;HU Wen-qi;HUANG Guang-xun;ZHANG Hang-zhou;FU Yuan-jie;WANG Xu(Nuclear Power Institute of China,Chengdu 610005,China)

机构地区：[1]中国核动力研究设计院,成都610005

出　　处：《核电子学与探测技术》2021年第2期226-229,共4页Nuclear Electronics & Detection Technology

摘　　要：硼衬基正比计数管的工作气体成分和压力在不同程度上影响其坪特性、中子灵敏度、工作电压等指标,通过实验研究了工作气体成分和压力对涂硼中子正比计数管性能的影响。研究结果表明:在实际运用过程中,可根据实际需要,选择特定的气体成分和压力作为制造硼衬基正比计数管参数,以达到预期的效果。Plateau characteristic,neutron sensitivity,working voltage and other indicators of boron lined proportional counter are affected by its working gas components and pressure in different degrees.The influences of working gas components and pressure on the performance of boron-coated neutron proportional counter is studied through experiments.The results show that the specific gas components and pressure can be selected as the parameters of boron lined proportional counter to achieve the desired effect in practical application.

关 键 词：正比计数管 坪特性 工作气体压力 气体成分 中子灵敏度 

分 类 号：TL816.3[核科学技术—核技术及应用]