| abstract |
Piezoelectric composition having: Silver and an oxide containing bismuth, barium, iron and titanium wherein the oxide has a perovskite structure, the mass of the oxide is represented by M ABO3 , the mass of silver is represented by M AG and 0.01 ≤ 100 × M AG /M ABO3 ≤ 10.00 and wherein at least part of the oxide is represented by x[Bi m FeO 3 ]-y[Ba n TiO 3 ], where 0.6 ≤ x ≤ 0.8 is applicable, 0.2 ≤ y ≤ 0.4 is applicable, x + y = 1 is applicable, 0.96 ≤ m ≤ 1.06 applies and 0.96 ≤ n ≤ 1.06 is applicable. |