MC模拟钴源散射获取准单能γ射线

摘要

本文介绍了一种基于钴源散射获取准单能γ射线的实验方法,并运用MC方法模拟了整个获取准单能γ射线的过程,计算出了该散射系统结构相关参数的影响范围及最佳值,可较大系统的信噪比、散射线强度、探测效率、散射效率.通过与实验结果比较,验证了该模拟的可靠性及方法的实用性.%This paper introduces a kind of access to ray based on Compton scattering experiment method, and simulated the whole process of obtaining quasi mono-energetic gamma ray by using Monte Carlo method, to determine the impact range of the related parameters and the optimum values, greatly improves the signal-to-noise ratio,scattering ray intensity,detection efficiency,scattering efficiency the system. The reliability of the simulation and the practicability of the method are verified by comparison with the experimental results.