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公开(公告)号:US20240417273A1
公开(公告)日:2024-12-19
申请号:US18679584
申请日:2024-05-31
Inventor: Daesu LEE , Sanghyeon KIM
Abstract: A perovskite oxide thin film comprising a compound represented by Chemical Formula 1, and has a layered perovskite structure, wherein a ratio of A′ atoms to all A-sites in one A-site (A+A′) atomic layer is different from that of three or more other A-site atomic layers in a thickness direction.