Low Energy Consumption Synthesis of Nanostructured TiO₂ Particles by Combining Oxidant Peroxide Method and Microwave-Assisted Hydrothermal Treatment

Table 2

Band gap energy (eV) and absorption band (λ) of TiO₂ samples.

Synthesis parameters		λ (nm)	(eV)
150°C	30 min	376	3.3 ± 0.1
	60 min	376	3.3 ± 0.1
	120 min	365	3.4 ± 0.1
200°C	30 min	365	3.4 ± 0.1
	60 min	365	3.4 ± 0.1
	120 min	365	3.4 ± 0.1