Morphology Controlled Synthesis of α-GaO(OH) Nanoparticles: Thermal Conversion to Ga₂O₃ and Photocatalytic Properties

Figure 1

SEM images of GaO(OH) crystals prepared by alkali (NH₄OH) precipitation of GaCl₃ solution at (a) pH = 4, (b) pH = 6, (c) pH = 8, and (d) pH = 10.

(a)

(b)

(c)

(d)