Humidity sensor

Details Humidity sensor Humidity sensor

1979-06-18

1981-07-21

Albritton, C. L.

Electrical resistors

Resistance value responsive to a condition

Gas, vapor, or moisture absorbing or collecting

29610R, 204195S, 204195M, 422 98, H01L 700

Patent

active

042801150

ABSTRACT:
A humidity sensor which responds to changes in atmospheric water content by changes in sensor impedance, has a non-porous, water impervious, ionic-conductive beta-alumina substrate, a pair of spaced apart, thin electrodes mounted on at least one major surface of the substrate, and an electrical lead in contact with each of the electrodes.

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patent: 4166009 (1979-08-01), Fray
Mikio Matsuura et al. Journal of the Japan Society of Powder and Powder Metallurgy, 23 (1976), 242 pp. 26-33.

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