Figure 1
From: Thermal frequency shift and tunable microwave absorption in BiFeO3 family

The complex permittivity of (a) BFO, (b) La doped BFO and (c) Nd doped BFO in X-band from 300 to 673 K.
From: Thermal frequency shift and tunable microwave absorption in BiFeO3 family

The complex permittivity of (a) BFO, (b) La doped BFO and (c) Nd doped BFO in X-band from 300 to 673 K.