发明名称 |
Piezoelectric element, liquid-ejecting head, and liquid-ejecting apparatus |
摘要 |
A piezoelectric element includes a piezoelectric layer and electrodes provided to the piezoelectric layer. The piezoelectric layer consists of a complex oxide containing bismuth, cerium, iron and cobalt and the molar ratio of cobalt to the total of iron and cobalt is 0.125 or more and 0.875 or less.
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申请公布号 |
US8371681(B2) |
申请公布日期 |
2013.02.12 |
申请号 |
US201113100348 |
申请日期 |
2011.05.04 |
申请人 |
SEIKO EPSON CORPORATION;MIYAZAWA HIROMU |
发明人 |
MIYAZAWA HIROMU |
分类号 |
B41J2/045;C04B35/00;C04B35/495;H01L41/18;H01L41/187 |
主分类号 |
B41J2/045 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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