AC Mode operation of chemfet devices

Details AC Mode operation of chemfet devices AC Mode operation of chemfet devices

1982-06-03

1984-12-18

Kaplan, G. L.

Surgery

Truss

Pad

204406, 204416, 357 25, G01N 2730

Patent

active

044885563

ABSTRACT:
A chemically sensitive field effect device has its chemically selective system exposed to the material being investigated. The device is driven by a time varying, typically sinusoidal, current source. A protected reference electrode is also in contact with the body under investigation, and is biased at a predetermined DC level relative to the chemically sensitive field effect device.

REFERENCES:
patent: 4020830 (1977-05-01), Johnson et al.
patent: 4385274 (1983-05-01), Shimada et al.
Steven L. Garverick et al., IEEE Trans. on Electron Devices, vol. ED-29, No. 1, pp. 90-94, Jan. 1982.

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