| 基于SiPM的高灵敏度大响应范围的弱光探测系统 |
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| 引用本文： | 刘刚,贾宏志,涂建坤. 基于SiPM的高灵敏度大响应范围的弱光探测系统[J]. 光学仪器, 2019, 41(4): 69-73 |
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| 作者姓名： | 刘刚 贾宏志 涂建坤 |
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| 作者单位： | 上海理工大学光电信息与计算机工程学院,上海,200093;上海赛克力光电缆有限责任公司,上海,200093 |
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| 摘 要： | 为了满足在极低和较高光功率范围内对光信号的探测,提出了基于硅光电倍增管(SiPM)的弱光检测系统,该系统包含自动调节偏压电路、电流-电压转换电路、小信号放大电路和滤波电路。测量不同偏压下SiPM的输出与入射光信号之间的关系,实验结果显示,偏压对SiPM的输出有很大影响,不同偏压下,SiPM的探测能力和探测范围都不相同。此外,该系统对25 pW到1.75μW的光信号都有响应,能在极低和较高光功率范围内对光信号进行连续探测。
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| 关 键 词： | 硅光电倍增管(SiPM) 弱光探测 自动偏压控制 大范围响应 |
| 收稿时间： | 2018-11-03 |
Weak light detection system with high sensitivity and large response range based on SiPM |
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| LIU Gang,JIA Hongzhi and TU Jiankun. Weak light detection system with high sensitivity and large response range based on SiPM[J]. Optical Instruments, 2019, 41(4): 69-73 |
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| Authors: | LIU Gang JIA Hongzhi TU Jiankun |
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| Affiliation: | School of Optical-Electrical and Computer Engineering, University of Shanghai for Science and Technology, Shanghai 200093, China,School of Optical-Electrical and Computer Engineering, University of Shanghai for Science and Technology, Shanghai 200093, China and Shanghai Secri Optical and Electric Cable Co., Ltd., Shanghai 200093, China |
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| Abstract: | |
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| Keywords: | silicon photomultiplier (SiPM) low light detection automatic bias control wide range response |
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