An Experimental Study on the Shape Changes of TiO₂ Nanocrystals Synthesized by Microemulsion-Solvothermal Method

Figure 3

TiO₂ nanoparticle size distribution histogram (a) 300°C, 0.5 hours; (b) 300°C, 2 hours; (c) 300°C, 4 hours; (d) 300°C, 17 hours.

(a)

(b)

(c)

(d)