Fabrication and characterization of Dye Sensitized solar cells(DSSC) with nanocrsytalline ZnO films Hygenic smart textiles and sensors Removal/conversion of pollutanta by using thin films and electrochemical route Development of nanocomposite Ti-X-N ( Where X = B,Si,V,C and Cr) coatings by pulsed magnetron sputtering for multiple applications. Application of nanorods for DSSC, Li ion battery,sesor, bioimplant, catalyst etc Application ofr nanoflowers for sensing applications Nanoparticles for biological applications – drug delivery,biomedical  and biological cell imaging SERS study for medical therapy, gene sequencing, DNA and RNA detection.