Review of Scientific Instruments 2015-May
Note: An analyzer for field detection of H2S by using cavity ring-down at 1.57 μm.
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خلاصه
A prototype analyzer for the detection of hydrogen sulfide (H2S), based on cavity ring-down spectroscopy, is described. The device exploits, whenever possible, optical fibers, in order to simplify the alignment and to improve the stability. A trade-off between low detection level and simplicity has been pursued. The experimental results obtained during tests on different kinds of H2S samples are shown.