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Background-free absorption spectroscopy using spectral differentiator
Background-free absorption spectroscopy using spectral differentiator
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机译:使用光谱分光器的无背景吸收光谱
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摘要
An absorption spectrometer provides improved rejection of background radiation signal by employing a frequency-swept laser signal without frequency dithering and performing an effective differentiation of output light from a test cell to eliminate these constant or slowly varying background radiation levels.
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