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    • 6. 发明申请
    • GAMMA RAY DETECTING APPARATUS AND METHOD FOR DETECTING GAMMA RAY USING THE SAME
    • 伽马射线检测装置和使用其检测伽玛射线的方法
    • US20140021362A1
    • 2014-01-23
    • US14111103
    • 2012-02-02
    • Chan-Hyeong KimJin-Hyung ParkHee Seo
    • Chan-Hyeong KimJin-Hyung ParkHee Seo
    • G01T1/20
    • G01T1/2006A61B6/037A61B6/508G01T1/28G01T1/29
    • There are provided a gamma ray detecting apparatus, including: a secondary electron emitter causing a Compton scattering reaction with an incident gamma ray to emit secondary electrons in a progress direction of the gamma ray; a first radiation detector provided to be opposed to the secondary electron emitter with respect to an emission progress direction of the secondary electrons and detecting the position and transfer energy of the secondary electron; a second radiation detector provided to be opposed to the first radiation detector with respect to the emission progress direction of the secondary electron and detecting the position and the transfer energy of the secondary electron passing through the first radiation detector; a third radiation detector provided to be opposed to the second radiation detector with respect to the emission progress direction of the secondary electron and detecting residual energy of the secondary electron by absorbing the secondary electron passing through the second radiation detector; and a data processor having a coincidence circuit judging whether the secondary electrons simultaneously react in the first to third radiation detectors, and the data processor back traces trajectories of the secondary electrons detected by the first and second radiation detectors to detect the position of a ray source of the gamma ray, and a gamma ray detecting method.
    • 提供了一种伽马射线检测装置,包括:二次电子发射器,其使入射伽马射线的康普顿散射反应在伽马射线的进行方向上发射二次电子; 第一辐射检测器,被设置为相对于二次电子的发射进行方向与二次电子发射体相对,并且检测二次电子的位置和转移能量; 第二辐射检测器,被设置为相对于所述第二辐射检测器与所述第二辐射检测器的发射进行方向相对,并且检测通过所述第一辐射检测器的二次电子的位置和转移能; 第三辐射检测器,被设置为相对于所述二次电子的发射进行方向与所述第二辐射检测器相对,并且通过吸收通过所述第二辐射检测器的二次电子来检测所述二次电子的剩余能量; 以及数据处理器,其具有判断二次电子是否在第一至第三辐射检测器中同时反应的符合电路,并且数据处理器返回跟踪由第一和第二辐射检测器检测到的二次电子的轨迹,以检测射线源的位置 的γ射线和伽马射线检测方法。
    • 10. 发明授权
    • Gamma ray detecting apparatus and method for detecting gamma ray using the same
    • γ射线检测装置及使用其的γ射线检测方法
    • US08993975B2
    • 2015-03-31
    • US14111103
    • 2012-02-02
    • Chan-Hyeong KimJin-Hyung ParkHee Seo
    • Chan-Hyeong KimJin-Hyung ParkHee Seo
    • G01T1/20G01T1/28G01T1/29A61B6/03A61B6/00
    • G01T1/2006A61B6/037A61B6/508G01T1/28G01T1/29
    • There are provided a gamma ray detecting apparatus, including: a secondary electron emitter causing a Compton scattering reaction with an incident gamma ray to emit secondary electrons in a progress direction of the gamma ray; a first radiation detector provided to be opposed to the secondary electron emitter with respect to an emission progress direction of the secondary electrons and detecting the position and transfer energy of the secondary electron; a second radiation detector provided to be opposed to the first radiation detector with respect to the emission progress direction of the secondary electron and detecting the position and the transfer energy of the secondary electron passing through the first radiation detector; a third radiation detector provided to be opposed to the second radiation detector with respect to the emission progress direction of the secondary electron and detecting residual energy of the secondary electron by absorbing the secondary electron passing through the second radiation detector; and a data processor having a coincidence circuit judging whether the secondary electrons simultaneously react in the first to third radiation detectors, and the data processor back traces trajectories of the secondary electrons detected by the first and second radiation detectors to detect the position of a ray source of the gamma ray, and a gamma ray detecting method.
    • 提供了一种伽马射线检测装置,包括:二次电子发射器,其使入射伽马射线的康普顿散射反应在伽马射线的进行方向上发射二次电子; 第一辐射检测器,被设置为相对于二次电子的发射进行方向与二次电子发射体相对,并且检测二次电子的位置和转移能量; 第二辐射检测器,被设置为相对于所述第二辐射检测器与所述第二辐射检测器的发射进行方向相对,并且检测通过所述第一辐射检测器的二次电子的位置和转移能; 第三辐射检测器,被设置为相对于所述二次电子的发射进行方向与所述第二辐射检测器相对,并且通过吸收通过所述第二辐射检测器的二次电子来检测所述二次电子的剩余能量; 以及数据处理器,其具有判断二次电子是否在第一至第三辐射检测器中同时反应的符合电路,并且数据处理器返回跟踪由第一和第二辐射检测器检测到的二次电子的轨迹,以检测射线源的位置 的γ射线和伽马射线检测方法。