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February 9, 2026Journal of Applied Physics0 citationsOpen Access

Tunable Metal-Insulator Phase Transition in KNbO3/BaTiO3 Superlattice via Polarization Switching

Tunable metal-insulator phase transition in KNbO3/BaTiO3 superlattice via polarization switching

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Authors

NMNingjie MaGLGang LiWZW. L. Zhang

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Overview

First-principles calculations examine polarization switching's impact on phase transitions in superlattices, suggesting innovative electronic device applications.

Key Points

  • The study aims to understand how compressive strain affects the metal-insulator phase transition in KNbO3/BaTiO3 superlattices.
  • Systematic investigation of the effects of compressive strain.
  • Utilization of first-principles calculations.
  • Analysis of differential charge density and potential energy.
  • A critical region for metal-insulator phase transition is identified.
  • Phase transition behavior can be modulated through polarization switching.
  • Proposed a transistor device model based on these findings to enhance electronic applications.

Cite This Study

Ma et al. (2025) studied this question.

synapsesocial.com/papers/69897a25f0ec2af6756e879dhttps://doi.org/10.1063/5.0259844
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