CAJ | 학술논문

中国先进研究堆（CARR）的建成为我国间接中子照相技术的发展及应用提供了重要的实验平台。本文基于CARR开展了间接中子照相方法的初步研究。首先利用蒙特卡罗方法计算分析了基于CARR开展间接中子照相测量的条件；然后根据这些条件，通过解析计算确定了间接成像两次曝光过程的实验参数；最后利用CARR的热中子孔道，以核燃料元件模拟件为样品进行了间接中子照相实验，并研究了间接中子照相成像数据的处理及分析方法。
중국선진연구퇴（CARR）적건성위아국간접중자조상기술적발전급응용제공료중요적실험평태。본문기우CARR개전료간접중자조상방법적초보연구。수선이용몽특잡라방법계산분석료기우CARR개전간접중자조상측량적조건；연후근거저사조건，통과해석계산학정료간접성상량차폭광과정적실험삼수；최후이용CARR적열중자공도，이핵연료원건모의건위양품진행료간접중자조상실험，병연구료간접중자조상성상수거적처리급분석방법。
China Advanced Research Reactor (CARR ) is an excellent platform for indirect neutron radiography (INR) .The experimental conditions of the INR at CARR were calculated and analyzed by the Monte Carlo method ,based on which the first and the second exposure time was calculated .The INR experiment was carried out with the sample of dummy fuel rods at one of the CARR’s thermal neutron beam channel ,and the methods of processing and analyzing the neutron images were also studied .