| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a piezoelectric ceramic in which piezoelectric characteristics are improved. <P>SOLUTION: The piezoelectric characteristics are improved by adding Bi(Ni<SB>0.5</SB>Ti<SB>0.5</SB>)O<SB>3</SB>in addition to a 1st compound having a rhombohedral system perovskite structure and a 2nd compound having tetragonal system perovskite structure. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
