Aritonang, A. B.; Krisnandi, Y. K.; Gunlazuardi, J. Modification of TiO2Nanotube Arrays With N Doping and Ag Decorating for Enhanced Visible Light Photoelectrocatalytic Degradation of Methylene Blue. Int. J. Adv. Sci. Eng. Inf. Technol. 2018, 8, 234-241.