Effect of the Precipitating Agent on the Synthesis and Sintering Behavior of 20 mol Sm-Doped Ceria

Figure 5

SEM micrographs of sintered pellets at low magnification (1000x): N-SDC20 (a), T-SDC20 (b), C-SDC20 (c), and U-SDC20 (d).

(a)

(b)

(c)

(d)