Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yoshinori Tokura0
Akihito Sawa0
Masashi Kawasaki0
Takeshi Fujii0
Date of Patent
April 26, 2011
Patent Application Number
11886776
Date Filed
March 23, 2006
Patent Primary Examiner
Patent abstract
Provided is a material composition which allows a nonvolatile memory element made of a perovskite-type transition metal oxide having the CER effect to be formed of three elements, which comprises an electric conductor having a shallow work function or a small electronegativity, such as Ti, as an electrode and a rare earth-copper oxide comprising one type of rare earth element, copper and oxygen, such as La2CuO4, as a material constituting a heterojunction with the electric conductor.
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