| 一种核应急用γ相机的灵敏度测量和分析 |
| |
| 引用本文： | 宋凤军,雷家荣,曹文,李忠宝,谢红卫. 一种核应急用γ相机的灵敏度测量和分析[J]. 核电子学与探测技术, 2012, 32(3): 333-336 |
| |
| 作者姓名： | 宋凤军 雷家荣 曹文 李忠宝 谢红卫 |
| |
| 作者单位： | 1. 中国工程物理研究院核物理与化学研究所,四川绵阳,621900
2. 西南科技大学信息工程学院,四川绵阳,621000 |
| |
| 摘 要： | 研制了一种用于核应急领域的γ相机,测量和分析了该相机的本底计数特性,利用放射源研究了不同剂量率下探测器的计数分布,采用移动平均检测法分析了相机的误报率和准确率,给出了探测器能够探测到的剂量率下限和角分辨能力,实验结果表明新研制的γ相机灵敏度高、成像时间短,比较适合核应急现场使用。
|
| 关 键 词： | 核应急 γ相机 报警判据 |
Measured and Analyzed the Sensitivity of A Nuclear Emergency |
| |
| SONG Feng-jun , LEI Jia-rong , CAO Wen , LI Zhong-bao , XIE Hong-wei. Measured and Analyzed the Sensitivity of A Nuclear Emergency[J]. Nuclear Electronics & Detection Technology, 2012, 32(3): 333-336 |
| |
| Authors: | SONG Feng-jun LEI Jia-rong CAO Wen LI Zhong-bao XIE Hong-wei |
| |
| Affiliation: | 1(1.Institute of Nuclear Physics and Chemistry,China Academy of Engineering Physics,Mianyang,621900, 2.College of Information Engineering of SouthwestUniversity ofScience and Technology,Mianyang 621000) |
| |
| Abstract: | We developed a new position-sensitive γ-detector for nuclear accident,measured and analyzed it’s characteristic,analyzed the counter-region changes with the dosage of γ-radiation can be detected,compared with the similar production of Canberra company,the result indicates that the new developed γ-camera have a good delicacy. |
| |
| Keywords: | nuclear emergency response γ-camera alarmprinciple |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
