05108576 is referenced by 17 patents and cites 6 patents.

A device for detecting the presence of a predetermined reactant in a fluid suspected of containing the same which comprises a pyroelectric film having a first and a second surface, a first electrode in contact with a portion of the first surface of said pyroelectric film, a second electrode in contact with a portion of the first surface of said pyroelectric film, said first and said second electrodes being proximate to but electrically insulated from each other, an infra-red transparent third electrode having a first and second surface, said first surface being in contact with the second surface of said film, methods of making such a device and methods of utilizing same.

Title
Pyroelectric thermometric device
Application Number
7/206875
Publication Number
5108576
Application Date
June 13, 1988
Publication Date
April 28, 1992
Inventor
William Gibbs
Morrisville
PA, US
William S Collins
San Diego
CA, US
Julian Gulbinski III
Jamison
PA, US
Mark K Malmros
Newton
PA, US
Agent
Omri M Behr
Assignee
Ohmicron Corporation
PA, US
IPC
G01N 25/48
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