Engineering

Statistics

Materials science

Social psychology

Ceramic

Energy (signal processing)

Ferroelectricity

Physics

Ferroelectric ceramics

Dielectric

Psychology

Mathematics

Relaxation (psychology)

Condensed matter physics

Energy density

Composite material

Optoelectronics

Engineering physics

Journal of Materials Chemistry C

The 0.65(NBT-BKT)–0.35SBT ceramic possesses an ultra-high recoverable energy storage density (<italic>W</italic><sub>rec</sub> ∼ 4.06 J cm<sup>−3</sup>) and maintains a relatively high efficiency (<italic>η</italic> = ∼87.3%).

Greatly enhanced discharge energy density and efficiency of novel relaxation ferroelectric BNT–BKT-based ceramics