发明名称 PIEZOELECTRIC MATERIAL, PIEZOELECTRIC ELEMENT, LIQUID DISCHARGE HEAD, ULTRASONIC MOTOR, AND DUST REMOVING DEVICE
摘要 Provided is a piezoelectric material that achieves both high piezoelectric performance and high Curie temperature. In addition, provided are a piezoelectric element, a liquid discharge head, an ultrasonic motor, and a dust removing device, which use the piezoelectric material. The piezoelectric material includes a perovskite-type metal oxide that is expressed by the following general formula (1): xBaTiO3-yBiFeO3-zBi(M0.5Ti0.5)O3 (1), where M represents at least one type of element selected from the group consisting of Mg and Ni, x satisfies 0.25@x@0.75, y satisfies 0.15@y@0.70, z satisfies 0.05@z@0.60, and x+y+z=1 is satisfied.
申请公布号 US2013270965(A1) 申请公布日期 2013.10.17
申请号 US201113993721 申请日期 2011.12.22
申请人 HAYASHI JUMPEI;YABUTA HISATO;KUBOTA MAKOTO;SHIMADA MIKIO;WADA SATOSHI;FUJII ICHIRO;MITSUI RYUTA;KUMADA NOBUHIRO;UNIVERSITY OF YAMANASHI;CANON KABUSHIKI KAISHA 发明人 HAYASHI JUMPEI;YABUTA HISATO;KUBOTA MAKOTO;SHIMADA MIKIO;WADA SATOSHI;FUJII ICHIRO;MITSUI RYUTA;KUMADA NOBUHIRO
分类号 H01L41/187;H01L41/09 主分类号 H01L41/187
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