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US 2016/0079002 A1Published application
Dielectric film and dielectric element
AssigneeTDK Corporation
InventorsSaori TAKEDA, Masahito FURUKAWA, Masanori KOSUDA, Yuji SEZAI
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Abstract
A dielectric film contains as a main component a dielectric composition represented by the general formula (Ba1-xCax)z(Ti1-yZry)O3 wherein 0.001≦x≦0.400, 0.001≦y≦0.400, and 0.900≦z<0.995. In an X-ray diffraction pattern of the dielectric composition, the dielectric composition has the relation 0.00°≦2θc−2θt<0.20° between (001) plane diffraction peak position 2θt of a tetragonal structure represented by the general formula and (100) plane diffraction peak position 2θc of a cubic structure represented by the general formula.
Claims12
A dielectric film comprising:
- a dielectric composition as a main component, the dielectric composition being represented by the general formula (Ba1-xCax)z(Ti1-yZry)O3 wherein 0.001≦x≦0.400, 0.001≦y≦0.400, and 0.900≦z<0.995,
- wherein in an X-ray diffraction pattern of the dielectric composition, the dielectric composition has the relation 0.00°≦2θc−2θt<0.20° between (001) plane diffraction peak position 2θt of a tetragonal structure represented by the general formula and (100) plane diffraction peak position 2θc of a cubic structure represented by the general formula.
Dependencies are inferred from the claim text.