Figure 7

(a) Dielectric constant, (b) ac conductivity and (c) relative tunability for the Si-Pt/CoFe2O4/BNT-BT0.08 heterostructure thin films.

(a) Dielectric constant, (b) ac conductivity and (c) relative tunability for the Si-Pt/CoFe2O4/BNT-BT0.08 heterostructure thin films.