基于光声法的甲烷气体检测的研究_毕业设计论文_新浪博客 关键词:光声;甲烷;光声池;锁相放大器 [gap=1749]Key words : photoacoustic, methane, photoacoustic cell, phase-locked amplifier
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球形光声池 spherical photoacoustic cell
As a signal source of photoacoustic signals, photoacoustic cell is the most important part of PAS detection system.
光声池作为光声信号的信号源,是光声光谱检测系统中最为重要的部分。
参考来源 - 变压器油中微弱乙炔气体的光声光谱检测特性研究·2,447,543篇论文数据,部分数据来源于NoteExpress
分析了影响光声信号大小的多种因素,特别是光声池的大小对光声信号的影响。
The factors, especially the photoacoustic cell's size, which have effects on the amplitude of the photoacoustic signal, are analysized.
本文使用共振多程池的光声探测法对CO_2和SF_6分子的无多普勒饱和吸收光谱进行了实验研究。
The Doppler-free saturated spectroscopy of the CO2 and SF6 molecules is investigated experimentally by using optoacoustic detection with a resonant multipass cell.
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