High energy density of Sm-doped Na0.5Bi0.5TiO3–Sr0.7Bi0.2TiO3 relaxor ferroelectric ceramics

Schematic diagram of the relaxor strategy of (1 − x )(0.6Na 0.5 Bi 0.5 TiO 3 –0.4Sr 0.7 Bi 0.2 TiO 3 )– x Sm 2 O 3 relaxor ferroelectric ceramics for high energy storage capacity.