Fig. 3

(a–c) Particle size distribution of BFBT–SZx ceramics (x = 0, 0.02, and 0.04 mol%), (d) Relative density values showing increased densification with SZ doping.

(a–c) Particle size distribution of BFBT–SZx ceramics (x = 0, 0.02, and 0.04 mol%), (d) Relative density values showing increased densification with SZ doping.