Project Description

小型制冷型PMT单光子探测器
PMCS-150是TCSPC应用的小型制冷型单光子探测器模块。它包含一个快速微型PMT、一个半导体制冷器、一个高压发生器、一个GHz脉冲放大器和一个电流传感电路。由于器件的高增益和带宽,单个光子产生幅度在100至200mV范围内且脉宽为1.5ns的输出脉冲。TCSPC仪器响应函数(IRF)的宽度小于120 ps FWHM。对于光电阴极上小尺寸的照明点,其IRF可减小到小于100ps。探测器以固定增益和单个+12 V电源操作。通过检测PMT输出电流,可在内部检测过载情况。当过载发生时,PMT的工作电压被降低,以便输出电流保持在安全水平。或者,PMCS-150可以通过bh DCU系列探测器控制器模块进行操作。在这种情况下,控制器提供电源、增益控制和过载关闭。PMCS-150直接连接到所有bh SPC系列时间相关单光子(TCSPC)设备。
型号
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PMCS-150-4
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PMCS-150-110
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PMCS-150-113
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PMCS-150-210
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PMCS-150-20
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阴极类型
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-4
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-110
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-113
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-210
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-20
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波长范围/ nm 1)
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185-870
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230-700
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185-700
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230-700
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300-900
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探测器量子效率1)
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25%
380纳米
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35%
@ 350纳米
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43%
@ 350纳米
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18%
490纳米
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暗计数率(启用冷却2))/ s -1
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40
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20
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20
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40
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500
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IRF宽度,1毫米点/整个阴极面积(FWHM,典型值)
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100 ps / 120 ps
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单电子响应宽度(FWHM,典型值)
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1.5纳秒
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||||
单电子响应幅度
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-100至-200 mV
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计数率
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> 5 MHz(连续),> 100 MHz(峰值,<1 µs)
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内部过载保护
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PMT电压下调
|
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从过载中恢复
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当光强度恢复正常时自动
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过载指示器
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LED
|
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过载信号
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TTL / CMOS,开漏,低电平有效
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信号输出
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|||||
输出极性
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负
|
||||
输出接头
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SMA
|
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输出阻抗
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50Ω
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电源
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|||||
电源
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+12 V,300 mA 3)
|
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一般信息
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|||||
阴极直径
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8毫米
|
||||
尺寸(宽x高x长)
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(40 x 40 x 120)毫米
|
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光学适配器
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C-Mount母口
|
||||
光纤耦合
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可根据客户要求提供SMA 905或FC
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(1)根据Hamamatsu规格
(2)探测器安装在散热器上,探测器底座温度<25°C
(3)禁用制冷器时为100 mA
Applications
- Influence of Magnetic Fields on the IRF of High-Speed Detectors for TCSPC
- Detectors for High-Speed Photon Counting
Application Notes
- Setting up High Gain Detector Electronics for TCSPC
- Detectors for High-Speed Photon Counting
- Two-Photon Fluorescence Excitation by Picosecond Diode Lasers
- Recording the Kautsky Effect by Fluorescence Lifetime Detection
- Timing Stability of TCSPC Experiments
- bh FLIM Systems for Nikon C1 Scanners
- Non-Descanned FLIM Systems for Olympus FV-1000 and FV-300 Multiphoton Microscopes
- Recording Z Scans with the DCS-120 Confocal Scanning FLIM System
- Microsecond Decay FLIM: Combined Fluorescence and Phosphorescence Lifetime Imaging
- TCSPC Fibre-Probe System with an Exchangeable Tip
- The PZ-FLIM-110 Piezo-Scanning FLIM System
- TCSPC System Records FLIM of a Rotating Object
- How (and why not) to Amplify PMT Signals
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