Two-step treatment to obtain single-terminated SrTiO3 substrate and the related difference in both LaAlO3 film growth and electronic property

A two-step treatment, first chemical etching then thermal treatment, is proposed to achieve an atomically flat and thermally stable TiO2-terminated SrTiO3 substrate. LaAlO3 films were then grown on those TiO2-terminated and as-received substrates. LaAlO3 films on the TiO2-terminated SrTiO3 substrate...

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Bibliographic Details
Main Authors: J. J. Peng, C. S. Hao, H. Y. Liu, Y. Yan
Format: Article
Language:English
Published: AIP Publishing LLC 2021-08-01
Series:AIP Advances
Online Access:http://dx.doi.org/10.1063/5.0053323