Title:
AMORPHOUS FERROELECTRIC OXIDE MATERIAL AND MANUFACTURE THEREOF
Document Type and Number:
Japanese Patent JPH05151823
Kind Code:
A
Abstract:
PURPOSE: To provide amorphous ferroelectric material and the manufacture thereof which are applied to thin film capacitor elemant, a ferroelectric memory, an elector-optic device and the like.
CONSTITUTION: This is composed of ternary oxide inculding as main components transition metal oxide (M2), phosphorous monopyrochlore compound (A2B2O7) and the ternary oxide has amorphous structure where M2O3 should be at least one kind selected from oxide group of Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Y, Zr, Nb, Mo, Pd, Hf, Ta, W, In and lanthanium series elements and A2B2O7 should be pyrochlore compound showing ferroelectricity, antiferroelectricity and ordinary dielctricity.
Inventors:
FUJII TOSHITAKA
KASHIMA ATSUSHI
FUJII KAZUHIRO
OKAMOTO IWAO
FUTAI HIROYUKI
KASHIMA ATSUSHI
FUJII KAZUHIRO
OKAMOTO IWAO
FUTAI HIROYUKI
Application Number:
JP33950491A
Publication Date:
June 18, 1993
Filing Date:
November 29, 1991
Export Citation:
Assignee:
UBE INDUSTRIES
International Classes:
C01B25/45; H01B3/00; H01G7/06; (IPC1-7): C01B25/45; H01B3/00; H01G7/06