Patent
Piezoelectric thin-film element and piezoelectric thin-film device
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TLDR
In this article, a piezoelectric thin film element and a thin-film device are described, which can be produced in improved yields and can be used to improve the performance and efficiency of the PPI.Abstract:
Disclosed are a piezoelectric thin film element and a piezoelectric thin film device which have improved piezoelectric properties and high performance and can be produced in improved yields The piezoelectric thin film element ( 1 ) comprises: a substrate ( 10 ), and a piezoelectric thin film ( 40 ) which is arranged on the substrate ( 10 ), has at least one crystal structure represented by general formula (Na x K y Li z )NbO 3 (0≦x≦1, 0≦y≦1, 0≦z≦02, x+y+z=1) and selected from the group consisting of pseudo-cubic crystal, a hexagonal crystal, and an orthorhombic crystal, and contains an inert gas element at a ratio of 80 ppm or less by massread more
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References
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Patent
Ink jet head
TL;DR: An ink-jet head which is used in an inkjet recorder and has outlets provided at high density is described in this paper, where the head comprises ink outlets, a pressure chamber communicating with the ink outlets and a piezoelectric vibrating section.
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Patent
Piezoelectric thin film element
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Patent
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Masaru Nanao,Yasuharu Miyauchi,Tamotsu Ishiyama,Masahito Furukawa,Shogo Murosawa,Yoshiko Gokita +5 more
TL;DR: A piezoelectric porcelain substrate (1) consisting of a composition containing a perovskite type oxide (Na1-x-y-zK xLi y Agz)(Nb1-wTaw)O3 and a tungsten bronze type oxide M(Nb 1-vTav)2O6, wherein M is an element belonging to Group 2 of the long Periodic Table.