| 申请日期 | 2025-06-26 | 申请号 | DE102011112008 |
| 公开（公告）号 | DE102011112008A1 | 公开（公告）日 | 2013-02-28 |
| 公开国别 | DE | 申请人省市代码 | 全国 |
| 申请人 | EPCOS AG | ||
| 简介 | A piezoelectric component has at least one piezoelectric ceramic layer and at least one electrode adjacent the piezoelectric ceramic layer. The piezoelectric ceramic layer has a piezoelectric ceramic material of the general formula Pb1-x-y-[(2a-b)/2]-p/2V[(2a-b)/2-p/2]″CupBaxSry[(TizZr1-z)1-a-bWaREb]O3, where 0≦x≦0.035, 0≦y≦0.025, 0.42≦z≦0.5, 0.0045≦a≦0.009, 0.009≦b≦0.011, 2a>b, p≦2a−b, RE is a rare earth metal, and V″ is a Pb vacancy. | ||
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