• Recent Publications
  • Selected Publications
  1. Effect of solvents on the morphology of NiCo2O4/graphene nanostructures for electrochemical pseudocapacitor application,

    E. Umeshbabu, G. Rajeshkhanna, and G. Ranga Rao,

    J. Solid State Elecrochem. 2016, DOI 10.1007/s10008-015-3022-5

     

  2. In situ fabrication of graphene decorated microstructured globe artichokes of partial molar nickel cobaltite anchored on a Ni foam as a highperformance supercapacitor electrode

    Pinjari Syedvali, G. Rajeshkhanna, E. Umeshbabu, Gundla Uday Kiran,
    G. Ranga Rao and Ponniah Justin

    RSC Adv., 2015, 5, 38407–38416

  3. In situ fabrication of porous festuca scoparia-like Ni0.3Co2.7O4 nanostructures on Ni-foam: An efficient electrode material for supercapacitor applications,

    G. Rajeshkhanna, Ediga Umeshbabu, P. Justin, G. Ranga Rao

    International J Hydrogen Energy 40 (2015) 12303-12314

  4. Magnetic, optical and electrocatalytic properties of urchin and
    sheaf-like NiCo2O4 nanostructures

    Ediga Umeshbabu, G. Rajeshkhanna, P. Justin, G. Ranga Rao

    Materials Chemistry and Physics 165 (2015) 235-244.

     

  5. Synthesis of mesoporous NiCo2O4–rGO by a solvothermal method for charge storage
    applications

    Ediga Umeshbabu, G. Rajeshkhanna, P. Justin and G. Ranga Rao

    RSC Adv., 5 (2015) 66657–66666

     

  6. Ultralayered Co3O4 for High-Performance Supercapacitor Applications,

    Sumanta Kumar Meher and G. Ranga Rao,

    J. Phys. Chem. C 2011, 115, 15646-15654.

    dx.doi.org/10.1021/jp201200e

  7. Electrochemical behaviour of Cu(II)/Cu(I) redox couple in 1-hexyl-3-methylimidazolium chloride ionic liquid,

    K. Shakeela, A. Sri Dithya, Ch. Jagadeeswara Rao and G. Ranga Rao,

    J. Chem. Sci. 127 (2015) 133-140.

    DOI 10.1007/s12039-014-0758-x

  8. Synthesis of CuNi and CuNi/SBA-15 by aqueous method at room
    temperature and their catalytic activity,

    P. Hari Krishna Charan, G. Ranga Rao,

    Microporous and Mesoporous Materials 200 (2014) 101–109

    http://dx.doi.org/10.1016/j.micromeso.2014.08.029

     

  9. Urchin and sheaf-like NiCo2O4 nanostructures: Synthesis and electrochemical energy storage application,

    Ediga Umeshbabu, G. Rajeshkhanna, G. Ranga Rao,

    International Journal of Hydrogen Energy 39 (2014) 15627-15638.

    http://dx.doi.org/10.1016/j.ijhydene.2014.07.168

  10. Activated zirconium carbide promoted Pt/C electrocatalystfor oxygen reduction,

    P. Justin, P. Hari Krishna Charan, G. Ranga Rao,

    Applied Catalysis B: Environmental 144 (2014) 767-774.

    http://dx.doi.org/10.1016/j.apcatb.2013.08.024

  11. P. Justin, Sumanta Kumar Meher, G. Ranga Rao,

    Tuning of Capacitance Behavior of NiO Using Anionic, Cationic, and Nonionic Surfactants by Hydrothermal Synthesis,

    J. Phys.  Chem. C 114 (2010) 5203-5210.

  12. G. Ranga Rao, T. Rajkumar, Babu Varghese,

    Synthesis and characterization of 1-butyl 3-methyl imidazolium phosphomolybdate molecular salt,

    Solid State Sciences 11 (2009) 36-42.

  13. P. Justin, G. Ranga Rao, Enhanced activity of methanol electro-oxidation on Pt-V2O5/C catalysts, Catalysis Today 141 (2009) 138-143.

  14. T. Rajkumar, G. Ranga Rao,porous hydrous zirconia supported 12-tungstophosphoric acid catalysts for liquid-phase esterification of 2-ethyl-1-hexanol, J. Mol. Catal. A: Chem. 295 (2008) 1-9.

  15. T. Rajkumar, G. Ranga Rao, Synthesis and characterization of hybrid molecular material prepared by ionic liquid and silicotungstic acid, Mater. Chem. Phys. 112 (2008) 853-857.

  16. G. Ranga Rao, T. Rajkumar, Investigation of 12-Tungstophosphoric Acid Supported on Ce0.5Zr0.5O2 Solid Solution, Catal, Lett. 120 (2008) 261-273.

  17. G. Ranga Rao, T. Rajkumar, Interaction of Keggin anions of 12-tungstophosphoric acid with CexZr1-xO2 solid solutions, J. Colloid Interface Sci. 324 (2008) 134-141.

  18. T. Rajkumar, G. Ranga Rao, Investigation of hybrid molecular material prepared by ionic liquid and polyoxometalate anion, J. Chem. Sci. 120 (2008) 587-594.

  19. G. Ranga Rao, B. G. Mishra, Al-pillared clay supported CuPd catalysts for nitrate reduction, J Porous Mater. 14 (2007) 205-212.

  20. Braja Gopal Mishra, G. Ranga Rao, Promoting effect of ceria on the physicochemical and catalytic properties of CeO2-ZnO composite oxide catalysts, J Mol. Catal. A: Chem. 243 (2006) 204-213.

  21. G. Ranga Rao, Braja Gopal Mishra, A comparative UV-vis-diffuse reflectance study on the location and interaction of cerium ions in Al- and Zr-pillared montmorillonite clays, Mater. Chem. Phys. 89 (2005) 110-115.

  22. G. Ranga Rao, Zhi-Hong Wang, H. Watanabe,M. Aoyagi, T. Urisu, A comparative infrared study of H2O reactivity on Si(100)-(2×1), (2×1)-H, (1×1)-H and (3×1)-H surfaces, Surface Science 570 (2004) 178-188.

  23. Braja Gopal Mishra, G. Ranga Rao,  Physicochemical and catalytic properties of Zr-pillared montmorillonite with varying pillar density, Micropor. Mesopor. Mater. 70 (2004) 43-50.

  1. Ultralayered Co3O4 for High-Performance Supercapacitor Applications,

    Sumanta Kumar Meher and G. Ranga Rao,

    J. Phys. Chem. C 2011, 115, 15646-15654.

    dx.doi.org/10.1021/jp201200e

  2. Electrochemical behaviour of Cu(II)/Cu(I) redox couple in 1-hexyl-3-methylimidazolium chloride ionic liquid,

    K. Shakeela, A. Sri Dithya, Ch. Jagadeeswara Rao and G. Ranga Rao,

    J. Chem. Sci. 127 (2015) 133-140.

    DOI 10.1007/s12039-014-0758-x

  3. Synthesis of CuNi and CuNi/SBA-15 by aqueous method at room
    temperature and their catalytic activity,

    P. Hari Krishna Charan, G. Ranga Rao,

    Microporous and Mesoporous Materials 200 (2014) 101–109

    http://dx.doi.org/10.1016/j.micromeso.2014.08.029

     

  4. Urchin and sheaf-like NiCo2O4 nanostructures: Synthesis and electrochemical energy storage application,

    Ediga Umeshbabu, G. Rajeshkhanna, G. Ranga Rao,

    International Journal of Hydrogen Energy 39 (2014) 15627-15638.

    http://dx.doi.org/10.1016/j.ijhydene.2014.07.168

  5. Activated zirconium carbide promoted Pt/C electrocatalystfor oxygen reduction,

    P. Justin, P. Hari Krishna Charan, G. Ranga Rao,

    Applied Catalysis B: Environmental 144 (2014) 767-774.

    http://dx.doi.org/10.1016/j.apcatb.2013.08.024

  6. P. Justin, Sumanta Kumar Meher, G. Ranga Rao, Tuning of Capacitance Behavior of NiO Using Anionic, Cationic, and Nonionic Surfactants by Hydrothermal Synthesis, J. Phys. Chem. C 114 (2010) 5203-5210.

  7. G. Ranga Rao, T. Rajkumar, Babu Varghese, Synthesis and characterization of 1-butyl 3-methyl imidazolium phosphomolybdate molecular salt, Solid State Sciences 11 (2009) 36-42.

  8. G. Ranga Rao, T. Rajkumar, Interaction of Keggin anions of 12-tungstophosphoric acid with CexZr1-xO2 solid solutions, J. Colloid Interface Sci. 324 (2008) 134-141.

  9. G. Ranga Rao, Zhi-Hong Wang, H. Watanabe, M. Aoyagi, T. Urisu, A comparative infrared study of H2O reactivity on Si(100)-(2×1), (2×1)-H, (1×1)-H and (3×1)-H surfaces, Surface Science 570 (2004) 178-188.

  10. Braja Gopal Mishra, G. Ranga Rao, Physicochemical and catalytic properties of Zr-pillared montmorillonite with varying pillar density, Micropor. Mesopor. Mater. 70 (2004) 43-50.

  11. G. Ranga Rao, Chemistry of bimetallic surfaces, Current Science 75 No.9 (1998) 901-910.

  12. G. Ranga Rao, H. Ranjan Sahu, Braja Gopal Mishra, Surface and catalytic properties of Cu-Ce-O composite oxides prepared by combustion method, Colloids Surf. A: Physicochem. Eng. Aspects 220 (2003) 261-269.

  13. P. Fornasiero, G. Ranga Rao, J. Kaspar, F. L’Erario, M. Graziani, Reduction of NO by CO over Rh/CeO2-ZrO2 Catalysts – Evidence for a Support-Promoted Catalytic Activity, J Catal.175 (1998) 269-279.

  14. G. Ranga Rao, P. Fornasiero, R. Di Monte, J. Kaspar, G. Vlaic, G. Balducci, S. Meriani, G. Gubitosa, A. Cremona, M. Graziani, Reduction of NO over Partially Reduced Metal-Loaded CeO2-ZrO2 Solid Solutions, J Catal. 162 (1996) 1-9.

  15. G. Ranga Rao, Y. Kadowaki, H. Kondoh, H. Nozoye, Surface alloy formation at the Sm/Ru(001)interface: evidence from Ru 3d core-level emission, Surface Science 327 (1995) 293-300.

  16. C.N.R. Rao, G. Ranga Rao, Nature of nitrogen adsorbed on transition metal surfaces as revealed by electron spectroscopy and cognate techniques, Surface Science Reports 13 (1991) 221-263.