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This research aims to improve the energy-storage characteristics of lead-free dielectric ceramics for pulsed power devices.

May 21, 2026Journal of Materials Chemistry A0 citations

Enhancing Energy-Storage Characteristics of BNT-based Ceramic via Quadruple Perovskite (AA′3 B4 O12 ) Modification

AMAmiya Mandal DKDeepanshu Kaneria SMShivam Kumar Mittal

Key Points

This research aims to improve the energy-storage characteristics of lead-free dielectric ceramics for pulsed power devices.
Synthesis of (1−x) BNBT-xCCTO ceramics with varying compositions.
Assessment of energy-storage performance under different electric fields.
Comparative analysis of material properties before and after modification.
Significantly higher recoverable energy achieved at low electric fields compared to standard BNT ceramics.
Demonstrated optimal performance at specific composition ratios, showing a 30% increase in energy-storage efficiency.
Statistical analysis confirms improvement in energy density with p<0.05.

Abstract

Lead-free dielectric ceramics are of interest for pulsed power devices, but achieving high recoverable energy at low/moderate electric fields is still challenging. In this work, (1−x) Bi0.47 Na0.47 Ba0.06 TiO3 -xCaCu3 Ti4 O12 [(1−x) BNBT-xCCTO, x...

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