The principle and experimental results of phase modulation optical heterodyne detection technique for measuring reflection of optical cavity are described.
本文叙述了用位相调制光外差技术探测光学谐振腔反射特性的原理及实验结果。
Because of the disadvantages of the hydrogen detection methods at present, the hydrogen micro-sensor detection system was designed based on a new type of piezoelectric-sound-resonance cavity (PSRC).
针对目前氢气检测的各种弊端，设计了一种基于微压电声学谐振腔的氢气浓度检测系统。
This problem is solved by using vertical cavity surface emitting laser (VCSEL) feedback as the SNOM detection principle.
这个问题可以用垂直腔表面发射激光器(VCSEL)作为SNOM的反馈部分来解决。
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