Madurai, TN


May 9

I am...


My research field or area of interest innanotechnology

Investigations on the Structural, Optical, and Magnetic Properties of Metal Oxide Nanomaterials

Interest in...

Nanosemiconductor Metal Oxides Nanomaterials Synthesis Dye-Sensitized Solar Cells (DSSC) Photonics and Optoelectronic Materials Diluted Magnetic Semiconductors (DMS) Sensors Hybrid Materials

Publication list

1. Oxygen deficiency and room temperature ferromagnetism in undoped and cobalt doped TiO2 nanoparticles N. Rajkumar and K. Ramachandran IEEE Trans. Nanotechnol., (Online) Doi: 10.1109/TNANO.2010.2049745 (2010) 2. Ethanol gas sensing of Mn-doped CoFe2O4 nanoparticles P. Indra Devi, N. Rajkumar, B. Renganathan, D. Sastikumar, and K. Ramachandran IEEE Sensors J. (Online) Doi: 10.1109/JSEN.2010.2093881 (2010) 3. Performance of dye-sensitized solar cell based on TiO2:ZnO nanocomposites N. Rajkumar, S.S. Kanmani, and K. Ramachandran Adv. Sci. Lett., (In Press) (2010) 4. Structural Characterization and Magnetic Properties of Zn1-2xMnxCoxO (x = 0.00, 0.01, 0.02, and 0.03) Nanostructures N. Rajkumar, V. Parthibaraj and K. Ramachandran J. Nanosci. Nanotechnol., (In Press) (2010) 5. Structural, optical and magnetic investigations on undoped and Mn-doped ZnO nanoparticles N. Rajkumar and K. Ramachandran Int. J. Nanosci., (In Press) Doi: 10.1142/S0219 581X10007150 (2010) 6. On the possibility of ferromagnetism in CdO:Mn at room temperature N. Rajkumar, V.M. Susila, and K. Ramachandran J. Exp. Nanosci., (In Press) Doi: 10.1080/17458080.20 10.497969 (2010) 7. Dumbbell shaped ZnO nanorods: Growth and Characterization N. Rajkumar, M. Prabhu, and K. Ramachandran Int. J. Nanosci., (In Press) 2010 8. On the phonon confinement and particle size in TiO2:ZnO nanocomposite S.S. Kanmani, N. Rajkumar, and K. Ramachandran Int. J. Nanosci., (In Press) 2010 9. Photoacoustics and magnetic studies of Fe3O4 nanoparticles N. Rajkumar, D. Umamaheswari, and K. Ramachandran Int. J. Nanosci. 9, 243 (2010) 10. Synthesis and characterization of dye (Phenosafranine) sensitized flower-type ZnO nanorods N. Rajkumar, R.N. Mariammal, and K. Ramachandran Int. J. Mod. Phys. B, 24, 1289 (2010) 11. Observation of ferromagnetism in Mn-doped nano ZnO N. Rajkumar and K. Ramachandran Int. J. Mod. Phys. B, 23, 5881 (2009) 12. On the ferromagnetic phase transition in nano ZnO:Mn by electron paramagnetic resonance P. Vinotha Boorana Lakshmi, B. Ranganathan, N. Rajkumar, and K. Ramachandran Int. J. Mod. Phys. B, 23, 3221 (2009) 13. On the heat transfer of the anatase titanium dioxide nanocrystals P. Vinotha Boorana Lakshmi, N. Rajkumar, B. Ranganathan, and K. Ramachandran Int. J. Nanomanufacturing, 2, 181 (2008)

Researchgroup, Institute, University, School, Company name

Dr. K. Ramachandran, Senior Professor and Chairperson, School of Physics, Madurai Kamaraj University, Madurai -625 021, India

Researchgroup, Institute, Company, University, School webpage

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