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Title: Sulfur dioxide gas detection with Na/sub 2/SO/sub 4/-Li/sub 2/SO/sub 4/-Y/sub 2/(SO/sub 4/)/sub 3/-SiO/sub 2/ solid electrolyte by a solid reference electrode method

Journal Article · · J. Electrochem. Soc.; (United States)
DOI:https://doi.org/10.1149/1.2100540· OSTI ID:6555720

The electromotive force (EMF) measurement for a Na/sub 2/SO/sub 4/Li/sub 2/SO/sub 4/-Y/sub 2/(SO/sub 4/)/sub 3/-SiO/sub 2/ solid electrolyte was performed both with NiSO/sub 4/-NiO and CoSO/sub 4/-Co/sub 3/O/sub 4/ solid reference SO/sub 2/ electrodes. The measured EMF coincided well with the calculated EMF for a sulfur dioxide gas concentration from 30 ppm to 1% at 973 K. Good agreement between the measured and calculated EMF was also obtained for the SO/sub 2/ gas content from 100 ppm to 1%, at 923 K with the NiSO/sub 4/-NiO electrode.

Research Organization:
Dept. of Applied Chemistry, Faculty of Engineering, Osaka Univ., Yamadaoka 2-1, Suita, Osaka 565
OSTI ID:
6555720
Journal Information:
J. Electrochem. Soc.; (United States), Vol. 134:3
Country of Publication:
United States
Language:
English