Pyroelectric ceramics

Details Pyroelectric ceramics Pyroelectric ceramics

1988-03-21

1989-09-26

Cooper, Jack

Compositions

Piezoelectric

2503383, 501135, 501136, 501152, C04B 3548, C04B 3549

Patent

active

048698407

ABSTRACT:
A pyroelectric ceramic having the composition: ##EQU1## where .phi. is U (uranium) or Mn (manganese) and in which .alpha. is a number substantially within the range 0.01 to 0.10; x is a number substantially within the range 0.10 to 0.25; y is a number substantially within the range 0 to 0.4; z is a number substantially within the range 0 to 0.05 and .delta. is a number substantially within the range 0 to 0.06. Methods of fabricating the pyroelectric ceramic are also described.

REFERENCES:
patent: 3006857 (1961-10-01), Kulcsar
patent: 3518199 (1970-06-01), Tsubouchi et al.
patent: 3816750 (1974-06-01), Liu

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