Method of making a resonator from a boule of lithium tetraborate

Details Method of making a resonator from a boule of lithium tetraborate Method of making a resonator from a boule of lithium tetraborate

1989-09-13

1990-08-21

Budd, Mark O.

Electrical generator or motor structure

Non-dynamoelectric

Piezoelectric elements and devices

H01L 4108

Patent

active

049509373

ABSTRACT:
An improved resonator is obtained by providing a plate of lithium tetraboe with a doubly rotated orientation of .phi..congruent.38.degree. to 42.degree. and .theta..congruent.30.degree. to 36.degree. where doubly rotated orientations are described by the IEEE notation widely known in the art as (YXwl).phi./.theta..

REFERENCES:
patent: 4523119 (1985-06-01), Whatmore et al.
patent: 4634913 (1987-01-01), Whatmore et al.
patent: 4672255 (1987-06-01), Suzuki et al.
patent: 4772817 (1988-09-01), Aida et al.

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