Correlation between gas-phase OH density and intensity of luminol chemiluminescence in liquid interacting with atmospheric-pressure plasma

作者: Naoki Shirai , Goju Suga , Koichi Sasaki

DOI: 10.1088/1361-6463/AB2FF2

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摘要: The relationship between the density of OH radicals in gas phase and intensity luminol chemiluminescence was investigated using an atmospheric-pressure plasma system contact with liquid. A thin observed just below plasma–liquid interface when generated on aqueous solution surface luminol. radial region approximately 2.6 times larger than that optical emission, similar to diameter phase. decay time constant afterglow pulsed discharge 100 s, while emission at second positive molecular nitrogen decayed immediately after termination current. On other hand, radical s These experimental results indicate is induced by transport interface. It considered originates from reaction O which produced .

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