%0 Journal Article %T Titania Nanoparticles Modified with Nitrogen: Enhanced Visible-light Photocatalytic Activity %A M. Gurulakshmi %A P. Vijayan %A C. Suresh %A K. Shanthi %D 2014 %R 10.13074/jent.2014.12.144111 %J Journal of Environmental Nanotechnology %P 67-72 %V 3 %N 4 %I Institute for Environmental Nanotechnology %U https://doi.org/10.13074/jent.2014.12.144111