便携式电制冷HPGe γ谱仪在辐射监测领域的应用  

The Application of Portable Electric Refrigeration HPGe Gamma Spectrometer in Radiation Monitoring

作　　者：李则书 周强[1] 张京[1] 李文红[1] 张建峰[1] 拓飞[1] 

机构地区：[1]中国疾病预防控制中心辐射防护与核安全医学所辐射防护与核应急中国疾病预防控制中心重点实验室,北京100088

出　　处：《中国辐射卫生》2017年第1期82-85,共4页Chinese Journal of Radiological Health

摘　　要：目的配备一种新型的便携式电制冷HPGe γ谱仪系统,并将其实际应用在辐射监测领域。方法从系统结构和配套软件两方面介绍便携式电制冷HPGe γ谱仪系统,对该系统进行了刻度,包括能量刻度和效率刻度。结果该系统具有轻便、智能化水平较高和能量线性非常好的优点,并获得了准确的效率刻度曲线,这对快速、准确分析现场环境样品中放射性核素含量提供了有力保障。结论便携式HPGe γ谱仪系统在辐射监测领域具有很好的应用前景,可在核应急现场监测中发挥重要作用。Objective To equip a new type of portable electric refrigeration HPGe gamma spectrometer system and applying it to the field of radiation monitoring. Methods Introducing the portable electric refrigeration HPGe gamma spectrometer sys- tem on the aspects of system structure and supporting, and calibrating the system in energy and efficiency. Results This sys- tem has the characteristics of portability, high intelligent, and good line energy. We obtained the accurate efficiency calibra- tion curve, which makes radionuclide content in environmental samples analysis more quickly and accurately. Conclusion The portable HPGe gamma spectrometer system has a very good prospect for the application in radiation monitoring, and it can play an important role in the nuclear emergency monitoring.

关 键 词：便携式 HPGE 环境样品 辐射监测 

分 类 号：TL817[核科学技术—核技术及应用]