Oscillatory changes in resistivity of palladium coil based sensors were studied in the presence of carbon monoxide under constant operating current.Oscillations in resistance were observed at operating temperature ran...Oscillatory changes in resistivity of palladium coil based sensors were studied in the presence of carbon monoxide under constant operating current.Oscillations in resistance were observed at operating temperature ranging from 100℃to 130℃.Both the period and the amplitude of the waveform increased with increasing CO concentration.It is believed that oscillations occurred between two branches of a Langmuir-Hinshelwood reaction mechanism.展开更多
文摘Oscillatory changes in resistivity of palladium coil based sensors were studied in the presence of carbon monoxide under constant operating current.Oscillations in resistance were observed at operating temperature ranging from 100℃to 130℃.Both the period and the amplitude of the waveform increased with increasing CO concentration.It is believed that oscillations occurred between two branches of a Langmuir-Hinshelwood reaction mechanism.
