Ultrahigh capacitive energy storage in BNT-based polymorphic relaxor ceramics with dense microstructure and core–shell structure

Key Points

• High capacitance levels indicate improved energy storage capabilities in the evaluated materials.
• The core-shell structure and dense microstructure contribute to enhanced electrical performance.
• Characterization used advanced techniques to assess the microstructure and capacitance properties effectively.
• These findings highlight the potential of BNT-based ceramics in next-generation energy storage devices.