George Varughese

Determination of Optical Band Gap Energy of Wurtzite ZnO: Ce Nanocrystallites

George Varughese, P. W. Jithin & K. T. Usha · Physical Science International Journal · 2014

Aim: Determination of optical band gap energy of ZnO:Ce nanocrystallite and effect of doping on the optical band gap energy also probed. Materials and Methods: ZnO:Ce nanoparticles are synthesized by Chemical precipitation route using 1 molar solutions of  Zinc Acetate and Sodium...

Open access Research Article 10.9734/PSIJ/2015/14151

Characterization and Elastic study on Zinc Sulphide Nanofluid Doped with Neodymium

George Varughese, T. Lincy, S. Sincy & K. T. Usha · Chemical Science International Journal · 2014

Among the Semiconductor nanoparticle ZnS as an important II-VI semiconductor has been researched extensively because of the broad spectrum of potential application such as catalysis, cathode ray tube (CRT), field emission display (FED) phosphors for a long time. It can be used fo...

Open access Research Article 10.9734/ACSJ/2015/13534