Effect of Sintering Temperatures on the Synthesis of SnO_𝟐 Nanospheres

Figure 5

SEM image of SnO₂ nanoparticles synthesized by sol-gel method (a) as prepared, (b) sintered at 573 K, (c) sintered at 873 K (d), and sintered at 1073 K.

(a)

(b)

(c)

(d)