Research ArticlePreparation of N- Using a Microwave/Sol-Gel Method and Its Photocatalytic Activity for Bisphenol A under Visible-Light and Sunlight Irradiation
Figure 9
BPA removal percentage at different N-TiO2 (BPA = 10 mg/L, pH = 6, time = 61 min, and photocatalyst = 6.7 g/L).