Synthesis, Characterisation of N doped and N-S co-doped nano-titania and its Photocatalytic activity on Degradation of 2,4-Dichlorophenoxyacetic acid (2,4-D) admin Past, IJREAS, Volume 8 -Issue 12 – December-2018 Download File Laxmi Priya S ., Sugunan S ., Rajesh K. M.