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Effect of Sr addition on the humidity sensing properties of CoAl2O4 composites

✍ Scribed by J. Judith Vijaya; L. John Kennedy; G. Sekaran; B. Jeyaraj; K.S. Nagaraja


Book ID
108263705
Publisher
Elsevier Science
Year
2007
Tongue
English
Weight
597 KB
Volume
123
Category
Article
ISSN
0925-4005

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✍ S.A. Hashmi πŸ“‚ Article πŸ“… 1997 πŸ› Elsevier Science 🌐 English βš– 407 KB

The material Ammonium heptamolybdate tetrahydrate has been shown to be an ionic conductor with r,<,,, -0.97. Its conductivity is strongly humidity dependent dominated by surface ion transport. This effect has been utilized to develop a humidity sensor. A linear change of -2000 times in the resistanc