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Title: Electrically induced mechanical precompression of ferroelectric plates

Patent ·
OSTI ID:6749150

A method of electrically inducing mechanical precompression of ferroelectric plate covered with electrodes utilizes the change in strains of the plate as functions of applied electric field. A first field polarizes and laterally shrinks the entire plate. An outer portion of the electrodes are removed, and an opposite field partially depolarizes and expands the central portion of the plate against the shrunk outer portion. 2 figs.

Research Organization:
Sandia National Lab. (SNL-NM), Albuquerque, NM (United States)
DOE Contract Number:
AC04-76DP00789
Assignee:
SNL; ERA-14-001158; EDB-88-184939
Patent Number(s):
PATENTS-US-A6020996
OSTI ID:
6749150
Resource Relation:
Other Information: Portions of this document are illegible in microfiche products
Country of Publication:
United States
Language:
English