%0 Journal Article %T Au-TiO2 Nanocomposites and Efficient Photocatalytic Hydrogen Production under UV-Visible and Visible Light Illuminations: A Comparison of Different Crystalline Forms of TiO2 %A Deepa Jose %A Christopher M. Sorensen %A Sadhana S. Rayalu %A Khadga M. Shrestha %J International Journal of Photoenergy %D 2013 %I Hindawi Publishing Corporation %R 10.1155/2013/685614 %U http://dx.doi.org/10.1155/2013/685614