| 基于激发光可调的超微弱发光探测系统 |
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| 引用本文： | 高潮,王文智,郭永彩,林晓刚. 基于激发光可调的超微弱发光探测系统[J]. 激光杂志, 2009, 30(1) |
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| 作者姓名： | 高潮 王文智 郭永彩 林晓刚 |
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| 作者单位： | 重庆大学光电技术及系统教育部重点实验室,重庆,400044;重庆大学光电技术及系统教育部重点实验室,重庆,400044;重庆大学光电技术及系统教育部重点实验室,重庆,400044;重庆大学光电技术及系统教育部重点实验室,重庆,400044 |
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| 摘 要： | 鉴于目前超微弱发光探测仪器的功能单一,设计了一种把激励光源与探测合为一体的,用于探测生物超微弱发光探测系统.激励光源由高亮度的LED阵列、光学系统构成,用可调恒流源调节LED发光强度.采用多重密封方法来降低系统噪声,将噪声控制在50cps之下.并对兰花叶片进行了生物超微弱延迟发光探测,取得了比较好的探测效果.
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| 关 键 词： | 超微弱发光 激发光 暗室 噪声 |
Detection system of ultraweak photon emission based on adjustable exciting light |
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| GAO Chao,WANG Wen-zhi,GUO Yong-cai,LIN Xiao-gang. Detection system of ultraweak photon emission based on adjustable exciting light[J]. Laser Journal, 2009, 30(1) |
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| Authors: | GAO Chao WANG Wen-zhi GUO Yong-cai LIN Xiao-gang |
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| Affiliation: | Key Laboratory of Optoelectronic Technology and Systems of the Education Ministry of China;Chongqing University;Chongqing 400044;China |
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| Abstract: | Designed a detection system,which combined the exciting light,to detect the ultraweak photo emission.The exciting light is composed of the high brightness LED array and the optical system.An adjustable current source controls the light intensity.Using several kinds of technologies to decrease the noise,and the system noise is below 50cps and detected the delayed emission of orchid, the detecting result is satisfying. |
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| Keywords: | ultraweak photon emission light darkroom noise |
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