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Piezoelectric/electrostrictive porcelain composition, piezoelectric/electrostrictive body, and piezoelectric/electrostrictive film type device
Piezoelectric/electrostrictive porcelain composition, piezoelectric/electrostrictive body, and piezoelectric/electrostrictive film type device
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机译:压电/电致伸缩陶瓷组合物,压电/电致伸缩体和压电/电致伸缩膜型装置
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摘要
There is disclosed a piezoelectric/electrostrictive porcelain composition capable of constituting a bulk-like or film-like piezoelectric/electrostrictive body which is dense and which has a large strain or displacement. A piezoelectric/electrostrictive porcelain composition contains: a PbMg1/3Nb2/3O3—PbTiO3—PbZrO3 ternary solid solution system composition as a main component; and 0.05 to 3.0 mass % of Ni in terms of NiO, or contains: a Pb(Mg, Ni)1/3Nb2/3O3—PbTiO3—PbZrO3 ternary solid solution system composition as a main component; and at least one selected from the group consisting of Mg2SiO4, Ni2SiO4 and (Mg, Ni)2SiO4, and a total content ratio of Mg2SiO4, Ni2SiO4 and (Mg, Ni)2SiO4 is 0.2 mol % or less.
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