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PhD (IISc, Bangalore)
Principal Research Scientist
e-mail: shiva@sscu.iisc.ernet.in
Phone: +91 80 22932951
Lab    : +91 80 22932952 Extn. 202

Solid State and Materials Chemistry of Oxides

  1. Low temperature synthesis and structural characterization of perovskite and related metal oxides with novel electronic and magnetic properties,
  2. Thermoelectric materials. Luminescence materials for display device applications.
  3. Solution combustion synthesis of high surface area nanomaterials. Photocatalysis.
  4. Graphene and its polymer composites for EMI shielding applications.
  5. Synthesis and Characterization of Semiconducting Nanoparticles.
  6. Powder X-ray diffraction, Structural refinement studies for polycrystalline powder samples by X-ray Rietveld refinement method.

 

Representative Publications:

  1. C. Shivakumara, Rohit  Saraf, Sukanti Behera, N. Dhananjaya, H. Nagabhushana, Scheelite-type MWO4 (M= Ca, Sr, and Ba) nanophosphors: Facile synthesis, structural characterization, photoluminescence, and photocatalytic properties, Mater.  Res.  Bull., 61, 422-432 (2014).
  2. Rohit Saraf, C. Shivakumara, Sukanti Behera, H. Nagabhushana, N. Dhananjaya, Facile synthesis of PbWO4: Applications in photoluminescence and photocatalytic degradation of organic dyes under visible light. Spectrochimica Acta Part A: 136, 348-355 (2015).
  3. Rohit Saraf, C. Shivakumara, N. Dhananjaya, Sukanti Behera, H. Nagabhushana, Photoluminescence properties of Eu3+-activated CaMoO4 phosphors for WLEDs applications and its Judd–Ofelt analysis, J. Mater. Sci., 50, 287-298 (2015).
  4. Rohit Saraf, C. Shivakumara, Sukanti Behera, H. Nagabhushana, N. Dhananjaya, Photoluminescence, photocatalysis and Judd-Ofelt analysis of Eu3+ activated layered BiOCl phosphors, RSC Advances, 5, 4109-4120 (2015).
  5. Rohit Saraf, C. Shivakumara, Sukanti Behera, N. Dhananjaya, H. Nagabhushana,  Synthesis of Eu3+-activated BiOF and BiOBr phosphors: Photoluminescence, Judd-Ofelt analysis and photocatalytic properties,  RSC Advances, 5, 9241–9254 (2015).
  6. C. Shivakumara, Rohit Saraf, Eu3+-activated SrMoO4 phosphors for white LEDs applications: Synthesis and structural characterization. Optical Mater., 42, 178-186 (2015).
  7. N. Dhananjaya, C. Shivakumara, Rohit Saraf, Sukanti Behera,  H. Nagabhushana,         Comparative study of Eu3+-activated LnOCl (Ln = La and Gd) phosphors and their Judd-Ofelt analysis. J. Rare   Earths, 33, 946 – 953 (2015).
  8. C. Shivakumara, Rohit Saraf,  Sukanti Behera , N. Dhananjaya, H. Nagabhushana, Synthesis of Eu3+-activated BaMoO4­ phosphors and their Judd–Ofelt analysis: Applications in lasers and white LEDs, Spectrochimica Acta Part A:  151, 141-148 (2015).
  9. C. Shivakumara, Rohit Saraf,  Pramod Halappa, White luminescence in Dy3+ doped BiOCl phosphors and their Judd-Ofelt analysis.Dyes , Pigments,  126, 154 – 164 (2016).
  10. N. Dhananjaya, C. Shivakumara,  Rohit Saraf, H. Nagabhushana, Red-emitting LaOF: Eu3+ phosphors: Synthesis, structure and their Judd-Ofelt analysis for LEDs applications.  Mater. Res. Bull., 75, 100 – 109 (2016).

For complete list of publications, click Google scholar link.
 https://scholar.google.co.in/citations?hl=en&user=dmdsuZwAAAAJ&view_op=list_works&sortby=pubdate

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