| 简介 |
PROBLEM TO BE SOLVED : To provide a sintered compact which has a superior oxygen ion conductivity even at a low temperature and of which basic material is perovskite based oxide.
SOLUTION : This is the perovskite type oxide solid solution expressed by a chemical formula, and A is a rare-earth element, and a contains at least one kind selected from a group composed of an alkaline-earth metal, B is Ga, b contains at least one kind selected from the group composed of the alkaline-earth metal, C contains at least one kind selected from the group composed of the alkaline-earth metal element, D is Ti, and α is the complex oxide solid electrolyte material in which 0≤α<1.0≤β<1, and 0
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