Strain effects and thickness dependence of ferroelectric properties in epitaxial BiFeO3 thin films

• Main Authors: Wang, Junling, Ma, Jan, Boey, Freddy Yin Chiang, Ma, Hua, Chen, Lang
• Other Authors: School of Materials Science & Engineering
• Format: Article
• Language: English
• Published: 2011
• Subjects: DRNTU::Engineering::Materials::Magnetic materials; DRNTU::Engineering::Materials::Microelectronics and semiconductor materials::Thin films
• Online Access: https://hdl.handle.net/10356/91520; http://hdl.handle.net/10220/6927
• Institution: Nanyang Technological University

A “misfit strain-temperature” phase diagram for BiFeO3 thin film was constructed based on the Landau–Devonshire theory with the mechanical substrate effect. It is found that the polarization instabilities result in the formation of the mo...