“…40) ( W rec ∼ 5.71 J cm −3 , η ∼ 85.7%), BNT: (1 − x )(0.94Na 0.5 Bi 0.5 TiO 3 –0.06BaTiO 3 )– x KTaO 3 (ref. 41) ( W rec ∼ 3.5 J cm −3 , η ∼ 90.1%), BF: (1 − x )BiFeO 3 – x (0.85BaTiO 3 –0.15Bi(Sn 0.5 Zn 0.5 )O 3 ) 42 ( W rec ∼ 3.06 J cm −3 , η ∼ 92%), BT: x BiScO 3 –(1 − x )BaTiO 3 (ref. 43) ( W rec ∼ 4.7 J cm −3 , η ∼ 89%), AN: Ag 1–3 x Bi x Nb 1–3/5 x Sc x O 3 (ref.…”