Role of Platinum Deposited on TiO₂ in Photocatalytic Methanol Oxidation and Dehydrogenation Reactions

Table 2

Particle size measured by AFM and Crystallinity values of bare TiO₂ and platinized TiO₂.

Samples	Particle size/nm	*Crystallinity Index	**Crystallinity Index	Average Crystallinity Index
TiO2	80.940	7.046	7.988	7.517
Pt(0.25)/TiO2	63.600	5.889	6.346	6.117
Pt(0.50)/TiO2	77.020	8.233	8.104	8.168
Pt(0.75)/TiO2	54.890	5.370	5.724	5.547
Pt(1.00)/TiO2	73.130	6.981	8.851	7.916

*Crystallinity Index calculated by divided particle size on mean crystallite size and **Crystallinity Index calculated by divided particle size on crystallite size.