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Title: Oriented niobate ferroelectric thin films for electrical and optical devices and method of making such films

Patent ·
OSTI ID:644407

Sr{sub x}Ba{sub 1{minus}x}Nb{sub 2}O{sub 6}, where x is greater than 0.25 and less than 0.75, and KNbO{sub 3} ferroelectric thin films metalorganic chemical vapor deposited on amorphous or crystalline substrate surfaces to provide a crystal axis of the film exhibiting a high dielectric susceptibility, electro-optic coefficient, and/or nonlinear optic coefficient oriented preferentially in a direction relative to a crystalline or amorphous substrate surface are disclosed. Such films can be used in electronic, electro-optic, and frequency doubling components. 8 figs.

Research Organization:
Northwestern Univ., Evanston, IL (United States)
Sponsoring Organization:
USDOE, Washington, DC (United States); National Science Foundation, Washington, DC (United States)
DOE Contract Number:
FG02-85ER45209
Assignee:
Northwestern Univ., Evanston, IL (United States)
Patent Number(s):
US 5,753,300/A/
Application Number:
PAN: 8-491,672; CNN: Grant DMR-9120521
OSTI ID:
644407
Resource Relation:
Other Information: PBD: 19 May 1998
Country of Publication:
United States
Language:
English