Institute of Chemical Technology, Mumbai, Department of Chemical Engineering Visible Light Photocatalysis with TiO 2 Nanotubes: Synthesis Techniques, Modification Strategies, and Performance Evaluation Project III Report submitted in Partial Fulfilment of the Requirements for the Award of the Degree of Master of Chemical Engineering By Pramod M Gawal (15CHE2031) Department of Chemical Engineering Institute of Chemical Technology Mumbai-400019 Maharashtra, India April 2016 PRN