Figure 5.
SEM photographs of BNBC10T6 samples obtained by the Pechini method. Powder synthesized at (a) 600 °C for 4 h and corresponding ceramics sintered at: (b) 1050 °C; (c) 1080 °C and (d) 1100 °C for 2.5 h. Powder synthesized at (e) 800 °C for 4h and corresponding ceramics sintered at: (f) 1100 °C; (g) 1120 °C and (h) 1150 °C for 1 h.