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n, γ混合脉冲辐射场中, 在近距离、辐射强度低且中子辐射峰值比被测γ辐射峰值强度高的情况下, 传统γ辐射探测技术实施起来面临困难.对PbWO4和CeF3等近年国内新研制的无机闪烁体进行了系列研究, 使用CeF3分别配光电倍增管和光电管, 组合出了对γ辐射灵敏度高, 对中子相对不灵敏, 同时脉冲响应也快的光电探测系统, 应用以此为基础的探测技术在近距离n, γ混合脉冲辐射场中, 可将脉冲γ辐射探测信噪比提高一个量级以上.

参考文献

[1] Hu Mengchun, Ye Wengying, Zhou Dianzhong, et al. High Power Laser and Particle Beam, 2003, 15(7): 721.
[2] Hu Mengchun, Ye Wengying, Peng Taiping, et al. HEP & NP, 2003, 27(4): 354(in Chinese).
[3] Hu Mengchun, Ye Wengying, Zhou Dianzhong, et al. Nuclear Electronics & Detection Technology, 2003, 23(5): 410 (in Chinese).
[4] Hu Mengchun, Ye Wengying, Zhou Dianzhong, et al. Atomic Energy Science and Technology, 2003, 37(5) : 461(in Chinese).
[5] Hu Mengchun, et al. Proceedings of the 11th National Conference on Nuclear Electronics & Detection Technology, 2002, 12: 165(in Chinese).
[6] Hu Mengchun, Ye Wengying, Zhou Dianzhong, et al. Proceedings of the 8th National Conference on High Power Particle Beams & High Voltage, 2001, 12: 214(in Chinese).
[7] Hu Mengchun, Ye Wengying, Zhou Dianzhong, et al. Proceedings of the 11th National Conference on Nuclear Electronics & Detection Technology, 2002, 12: 165(in Chinese).
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