fig6

Figure 6. (A) P-E loops for PLSBZST2 thick-film ceramics at 940 kV/cm from 30 to 110 °C; (B) Corresponding E_AFE-FE, E_FE-AFE, ΔE, and P_max values obtained at various temperatures; (C) Calculated W_tot, W_rec, and η values obtained at various temperatures; (D) P-E loops for the PLSBZST2 thick-film ceramic at 880 kV/cm from 0.2 to 100 Hz; (E) Corresponding E_AFE-FE, E_FE-AFE, ΔE, and P_max obtained at various frequencies; (F) Calculated W_tot, W_rec, and η values obtained at various frequencies. P-E: Polarization - electric field; PLSBZST2: (Pb_0.86La_0.04Sr_0.06Ba_0.02)(Zr_0.64Sn_0.35Ti_0.01)O₃; P_max: maximum polarization; W_tot: total energy storage density; W_rec: recoverable energy storage density.