Origin of Visible-Light-Driven Photocatalysis: A Comparative Study on N/F-doped and N-F-codoped TiO2 Powders by Means of Experimental Characterizations and Theoretical Calculations
(可視光光触媒作用の起源：実験特性と理論計算によりN/F-doped と N-F-codoped TiO2 粉体の対比研究)