Figure 5
From: Electric field tuning of a nickel zinc ferrite resonator by non-linear magnetoelectric effects

(a) Profiles of S21 versus f showing the current tuning of the dominant resonance modes in the NZFO platelet for H = 2045 Oe for I = 0–20 mA. (b) Variation in the I-induced shift ∆fr in the lower (squares) and higher (circles) frequency modes with the input DC power P.