Controlling of lattice strains for crack-free and strong ferroelectric barium titanate films by post-thermal treatment

Abstract In this study, we experimentally demonstrate fabrication of ultra-smooth and crystalline barium titanate (BTO) films on magnesium oxide (MgO) substrates by engineering lattice strain and crystal structure via thermal treatment. We observe that oxygen-depleted deposition allows growth of hig...

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Bibliographic Details
Main Authors: Bogyu Kim, Young-Uk Jeon, Chulwoo Lee, In Soo Kim, Byeong-Hyeon Lee, Young-Hwan Kim, Young Duck Kim, Il Ki Han, Kwanil Lee, Jongbum Kim, JoonHyun Kang
Format: Article
Language:English
Published: Nature Portfolio 2022-03-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-022-09182-0