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產(chǎn)品簡(jiǎn)介
詳細(xì)介紹
N4021光電倍增管 52mm/(2")/Head-on type/10-stage
N4021 PMT 52mm/(2")/Head-on type/10-stage
產(chǎn)品應(yīng)用
閃爍和光子計(jì)數(shù) Scintillation counting
輻射測(cè)量 Actinometry
產(chǎn)品特點(diǎn)
高增益 High Gain
高收集效率 High collection efficiency
技術(shù)參數(shù)
玻璃材料/Window material | 硼硅玻璃/ Borosilicate glass | ||||||
光電陰極/Photocathode material | 雙堿/Bi-alkali | ||||||
盒柵/ Box-and-grid | |||||||
Min | Typ. | Max | Unit | ||||
陰極參數(shù) Cathode Parameters | 光譜范圍/Spectral response | 290-650 | nm | ||||
量子效率峰值波長(zhǎng)/Quantum Efficiency Peak wavelength | 380 | nm | |||||
積分靈敏度/Luminous sensitivity | 60 | -- | μA/lm | ||||
藍(lán)光靈敏度/Blue sensitivity | N4021-1 | 10.5 | -- | μA/lmf | |||
N4021-2 | 9 | ||||||
N4021-3 | 7 | ||||||
陽(yáng)極參數(shù) Anode Parameters | 陽(yáng)極光照靈敏度/For an anode sensitivity of | N4021-1 | 1500 | 2000 | A/lm | ||
N4021-2 | 1000 | 1250 | |||||
N4021-3 | 100 | 400 | |||||
工作電壓/Supply voltage | 1250 | 1500 | V | ||||
增益/Gain | N4021-1 | 2.5×107 | |||||
N4021-2 | 1.6×107 | ||||||
N4021-3 | 1.6×106 | ||||||
暗電流/Anode dark current | N4021-1 | -- | 30 | nA | |||
50 | |||||||
N4021-2 | |||||||
100 | |||||||
N4021-3 | |||||||
上升時(shí)間/Rise time | 7 | ns | |||||
