品牌
生产厂家厂商性质
所在地
N4021光电倍增管 52mm/(2")/Head-on type/10-stage
N4021 PMT 52mm/(2")/Head-on type/10-stage
产品应用
闪烁和光子计数 Scintillation counting
辐射测量 Actinometry
产品特点
高增益 High Gain
高收集效率 High collection efficiency
技术参数
玻璃材料/Window material | 硼硅玻璃/ Borosilicate glass | ||||||
光电阴极/Photocathode material | 双碱/Bi-alkali | ||||||
盒栅/ Box-and-grid | |||||||
Min | Typ. | Max | Unit | ||||
阴极参数 Cathode Parameters | 光谱范围/Spectral response | 290-650 | nm | ||||
量子效率峰值波长/Quantum Efficiency Peak wavelength | 380 | nm | |||||
积分灵敏度/Luminous sensitivity | 60 | -- | μA/lm | ||||
蓝光灵敏度/Blue sensitivity | N4021-1 | 10.5 | -- | μA/lmf | |||
N4021-2 | 9 | ||||||
N4021-3 | 7 | ||||||
阳极参数 Anode Parameters | 阳极光照灵敏度/For an anode sensitivity of | N4021-1 | 1500 | 2000 | A/lm | ||
N4021-2 | 1000 | 1250 | |||||
N4021-3 | 100 | 400 | |||||
工作电压/Supply voltage | 1250 | 1500 | V | ||||
增益/Gain | N4021-1 | 2.5×107 | |||||
N4021-2 | 1.6×107 | ||||||
N4021-3 | 1.6×106 | ||||||
暗电流/Anode dark current | N4021-1 | -- | 30 | nA | |||
50 | |||||||
N4021-2 | |||||||
100 | |||||||
N4021-3 | |||||||
上升时间/Rise time | 7 | ns |