Pyroelectric materials

Details Pyroelectric materials Pyroelectric materials

1989-08-18

1991-01-08

Fields, Carolyn E.

Radiant energy

Invisible radiant energy responsive electric signalling

Infrared responsive

250332, 2503382, 252 629, 501136, C04B 3546, H01J 3149

Patent

active

049838393

ABSTRACT:
The invention provides a new low Curie temperature pyroelectric material related sensing devices based on lead titanate doped with various percentages of calcium, lanthanum, bismuth, cobalt and tungsten processed to provide a fine grain structure.

REFERENCES:
patent: 4080532 (1978-03-01), Hopper
patent: 4710479 (1987-12-01), Yamanaka et al.
patent: 4764492 (1988-08-01), Takeuchi et al.

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