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US 2013/0155155 A1Published application
Liquid ejecting head, liquid ejecting apparatus, and piezoelectric element
AssigneeSeiko Epson Corporation
InventorHidemichi FURIHATA
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Abstract
A liquid ejecting head contains a piezoelectric element having a piezoelectric layer and an electrode disposed on the piezoelectric layer, in which the piezoelectric layer contains a complex oxide containing bismuth, iron, barium, and titanium and having a perovskite structure, has a yield stress of 5.66 GPa or more, and has a Young's modulus of 114 GPa or more.
Claims3
A liquid ejecting head, comprising:
- a piezoelectric element having a piezoelectric layer and an electrode disposed on the piezoelectric layer,
- the piezoelectric layer containing a complex oxide containing bismuth, iron, barium, and titanium and having a perovskite structure, having a yield stress of 5.66 GPa or more, and having a Young's modulus of 114 GPa or more.
A piezoelectric element, comprising:
- a piezoelectric layer;
- and
- an electrode disposed on the piezoelectric layer,
- the piezoelectric layer containing a complex oxide containing bismuth, iron, barium, and titanium and having a perovskite structure, having a yield stress of 5.66 GPa or more, and having a Young's modulus of 114 GPa or more.
1 more element
Dependencies are inferred from the claim text.