Exploring the intrinsic dielectric behavior of SrTiO3-based heterostructures: the impact of layer architecture on soft mode dynamics
- 28 August 2025
- journal article
- Published by Royal Society of Chemistry (RSC) in Nanoscale
- Vol. 17 (34) , 19806-19820
Abstract
THz spectroscopy reveals ferroelectric soft mode behavior in SrTiO3/AlFeO3 heterostructure compared to SrTiO3 films. Intermediate AlFeO3 layers prevent degradation of the intrinsic dielectric response of SrTiO3 layers in the heterostructure.Keywords
Funding Information
- Ministry of Science and Higher Education of the Russian Federation (075-15-2025-010)
- Russian Science Foundation (25-42-00058)
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