Infrared device for simultaneous measure
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Eiji Ohtaki; Tetsuji Matsui
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Article
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1982
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Springer
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English
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An infrared device designed to measure simultaneous fluctuations of atmospheric CO\* and water vapor concentrations is described. The measuring frequency is 30 Hz. The sensing path length is 20 cm. It is compatible with the path length of the standard type of a sonic anemometer. The noise level of t