Improving the photocatalytic performance of graphene–TiO2 nanocomposites via a combined strategy of decreasing defects of graphene and increasing interfacial contact

• Published in: Physical chemistry chemical physics : PCCP Vol. 14; no. 25; pp. 9167 - 9175
• Main Authors: Zhang, Yanhui, Zhang, Nan, Tang, Zi-Rong, Xu, Yi-Jun
• Format: Journal Article
• Language: English
• Published: Cambridge Royal Society of Chemistry 07.07.2012
• Subjects: Chemistry; Exact sciences and technology; General and physical chemistry; Photochemistry; Physical chemistry of induced reactions (with radiations, particles and ultrasonics); Surface physical chemistry; Binary compound; Oxygen; Semiconductor materials; Photocatalysis; Transition element compounds; Conductivity; Alcohol; Oxidant; Aldehyde; Conversion; Design; Lifetime; Synthesis; Solar energy; Defect; Nanocomposite; Titanium oxide; Interface; Electrons

Incessant interest has been shown in the synthesis of graphene (GR)-semiconductor nanocomposites as photocatalysts aiming to utilize the excellent electron conductivity of GR to lengthen the lifetime of photoexcited charge carriers in the semiconductor and, hence, improve the photoactivity. However,...