| 申请日期 | 2026-04-20 | 申请号 | GB1609368 |
| 公开（公告）号 | GB2550887A | 公开（公告）日 | 2017-12-06 |
| 公开国别 | GB | 申请人省市代码 | 全国 |
| 申请人 | JOHNSON MATTHEY PIEZO PRODUCTS GMBH | ||
| 简介 | A lead-free piezoelectric and/or electrostrictive ceramic material is disclosed which has the general formula : (1-x) K0.5Bi0.5TiO3 — x[Bi(RE)Fe(Ti)03]; wherein RE = non-radioactive rare earth elements as defined by IUPAC and wherein 0.01 < x < 0.25. The rare earth element may be La, Nd, Pr or Sm. Also disclosed is a multi-stack of two or more elements comprising the ceramic material; a method of forming the ceramic material and a method of forming the multi-stack. | ||
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