Piezoelectric single crystal, ultrasonic probe, and array-type u

Details Piezoelectric single crystal, ultrasonic probe, and array-type u Piezoelectric single crystal, ultrasonic probe, and array-type u

1994-08-05

1995-04-04

Manuel, George

Surgery

Truss

Pad

252 629, 310358, 310313A, A61B 800

Patent

active

054027918

ABSTRACT:
Disclosed is a piezoelectric single crystal which has a large electromechanical coupling coefficient and hardly brings about depolarization due to the effect of heat in, e.g., the steps of manufacturing an ultrasonic transmitting/receiving element. The piezoelectric single crystal consists essentially of a general formula:

REFERENCES:
patent: 4952832 (1990-04-01), Imai et al.
patent: 5169551 (1992-12-01), Tsunooka et al.
patent: 5295487 (1994-03-01), Saitoh et al.
patent: 5300852 (1994-04-01), Isogai et al.
Japanese Journal of Applied Physics, vol. 21, No. 9, Sep. 1982, pp. 1298-1302, J. Kuwata, et al. Dielectric and Piezoelectric Properties of 0.91Pb(Zn1/3Nb2/3)o3-0.09PbTio3 Single Crystals.

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