Synthesis of Nanometer-Sized WO_𝟑 Particles by Facile Wet Process and Their Photocatalytic Properties

Figure 1

XRD patterns of as-prepared samples at various NH₃/W mole ratios: (a) 3.2, (b) 6.5, (c) 12.9, (d) 25.7, and (e) 52.4 (mol/mol), respectively.