| 简介 |
PROBLEM TO BE SOLVED : To provide an oxygen ion conductor having high density and having high oxygen ion conductivity and electron conductivity, and to provide an electrochemical device using the same.
SOLUTION : The oxygen ion conductor includes a lanthanum chromite-based perovskite type oxide and a zirconium oxide containing at least one of calcium oxide, gadolinium oxide, and a rare earth oxide as a stabilizing agent, wherein at least any one of titanium, vanadium, manganese, iron, and cobalt is dissolved in the perovskite type oxide.
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