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基于LED纳秒级脉冲的SiPM阵列监测电路
发光二极管 脉冲驱动 硅光电倍增器 增益监测
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2021/1/8
环形正负电子对撞机(CEPC)电磁量能器(ECAL)原型机的探测单元采用硅光电倍增管(SiPM)作为光电转换器件。由于SiPM具有温度依赖性强和响应速度快的特点,需监测电路产生与SiPM响应速度相匹配的脉冲光激发SiPM,对其增益和动态范围进行监测。本文根据模拟仿真结果,设计了基于双NMOS的驱动电路和相应的控制电路,该电路驱动发光二极管(LED)发射纳秒级窄脉冲光,且强度可调。利用光电倍增管(P...
Reviewing Nuclear Capability--IAEA-Led Missions Evaluate Nuclear Power Preparedness in Indonesia and Viet Nam(图)
Nuclear Capability Nuclear Power Preparedness Indonesia and Viet Nam
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2009/12/15
The IAEA will be conducting two Integrated Nuclear Infrastructure Review (INIR) missions in the coming days to review Indonesia´s and Viet Nam´s preparations for introducing nuclear power....