fig11

Figure 11. Variable temperature ferroelectric properties of SBSRN ceramics, (A) R = Mn, (B) R = Ti, (C) R = Sn, (D) R = Hf; Energy storage density as well as efficiency of variable temperature ferroelectrics based on SBSRN ceramics, (E) R = Mn, (F) R = Ti, (G) R = Sn, (H) R = Hf.