半导体垂直腔面发射量子阱激光器是当前光电子学领域最活跃的研究课题之一。
Currently quantum well VCSEL (Vertical Cavity Surface Emitting Laser) is one of the most active research problems in the field of optoelectronics.
研制了一种新型的探测器，利用气体放电和外部电路猝灭的方法测定样品表面发射的低能光电子。
We have studied and constructed a new detector by gas discharge and external quenching circuits to measure the low energy photoelectron emitted form the specimen surface.
透射式光阴极的厚度，直接影响光阴极的光电子发射效率和光谱响应。
The thickness of transmission-mode photocathode affects directly its photoelectric efficiency and spectral response.
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