• Composition-dependent photoluminescence and electronic structure of 2-dimensional borocarbonitrides, BCXN (x=1, 5) 

  Moses, Kota; Shirodkar, Sharmila N.; Waghmare, Umesh V.; Rao, C. N. R. (IoP Publishing Ltd, 2014)

  Layered borocarbonitrides BCN and BC5N with a wide difference in composition have been prepared by the urea route. These 2D materials show a significant difference in the photoluminescence spectra, with BCN and BC5N showing ...
• Porous graphene frameworks pillared by organic linkers with tunable surface area and gas storage properties 

  Kumar, Ram; Suresh, Venkata M.; Maji, Tapas Kumar; Rao, C. N. R. (Royal Society of Chemistry, 2014)

  We report the design and synthesis of two porous graphene frameworks (PGFs) prepared via covalent functionalization of reduced graphene oxide (RGO) with iodobenzene followed by a C-C coupling reaction. In contrast to RGO, ...
• Synthesis, anion order and magnetic properties of RVO3-xNx perovskites (R = La, Pr, Nd; 0 <= x <= 1) 

  Oro-Sole, Judith; Clark, Lucy; Kumar, Nitesh; Bonin, William; Sundaresan, A.; Attfield, J. Paul; Rao, C. N. R.; Fuertes, Amparo (Royal Society of Chemistry, 2014)

  The rare earth vanadium oxynitride perovskites RVO3-xNx (R = La, Pr, Nd; 0 <= x <= 1) have been prepared by treatment of RVO4 precursors in NH3. The ammonolysis reactions proceed through an initial reduction of RVO4 ...
• Few-Layer Borocarbonitride Nanosheets: Platinum-Free Catalyst for the Oxygen Reduction Reaction 

  Moses, Kota; Kiran, Vankayala; Sampath, S.; Rao, C. N. R. (Wiley-V C H Verlag Gmbh, 2014)

  The present study demonstrates the use of few-layer borocarbonitride nanosheets synthesized by a simple method as non-platinum cathode catalysts for the oxygen reduction reaction (ORR) in alkaline medium. Composition-dependent ...
• New methods of synthesis and varied properties of carbon quantum dots with high nitrogen content 

  Dey, Sunita; Chithaiah, Pallellappa; Belawadi, Sunita; Biswas, Kanishka; Rao, C. N. R. (Cambridge Univ Press, 2014)

  Doping of a heteroatom such as nitrogen in carbon nanomaterials provides a means to tailor their electronic properties and chemical reactivities. In this article, we present simple methods to synthesize carbon quantum dots ...
• Novel features of multiferroic and magnetoelectric ferrites and chromites exhibiting magnetically driven ferroelectricity 

  Saha, Rana; Sundaresan, A.; Rao, C. N. R. (Royal Society of Chemistry, 2014)

  A few oxides such as YMnO3, TbMnO3, YMn2O5 and BiFeO3 constituted the small family of well-characterized multiferroics until recently, but this area of research has been enlarged significantly due to the advent of a novel ...
• Fabrication of large-area PbSe films at the organic-aqueous interface and their near-infrared photoresponse 

  Jana, Manoj K.; Murali, Banavoth; Krupanidhi, S. B.; Biswas, Kanishka; Rao, C. N. R. (Royal Society of Chemistry, 2014)

  An organic-aqueous interfacial reaction at room temperature has been employed to synthesize large-area self-assembled films consisting of PbSe single crystallites. The use of the films for the low-cost fabrication of ...
• Luminescence properties of boron and nitrogen doped graphene quantum dots prepared from arc-discharge-generated doped graphene samples 

  Dey, Sunita; Govindaraj, A.; Biswas, Kanishka; Rao, C. N. R. (Elsevier Science Bv, 2014)

  Substitution of heteroatoms in graphene is known to tailor its band gap. Another approach to alter the band gap of graphene is to create zero-dimensional graphene quantum dots (GQDs). Here we present the synthesis and ...
• Visible-light induced hydrogen generation with ZnO/NiO/Cd1-xZnxS (x=0.0, 0.2) heterostructures 

  Lingampalli, S. R.; Roy, Anand; Ikram, M.; Rao, C. N. R. (Elsevier Science Bv, 2014)

  ZnO/NiO/Cd1-xZnxS (x=0.0, 0.2) heterostructures have been prepared by a simple solution-based procedure using ZnO/NiO heterostructures prepared by different methods. We obtain good hydrogen evolution activity only with ...
• Visible light induced oxidation of water by rare earth manganites, cobaltites and related oxides 

  Naidu, B. S.; Gupta, Uttam; Maitra, Urmimala; Rao, C. N. R. (Elsevier Science Bv, 2014)

  A study of the visible light induced oxidation of water by perovskite oxides of the formula LaMO3 (M = transition metal) has revealed the best activity with LaCoO3 which contains Co3+ in the intermediate-spin (IS) with one ...
• Extraordinary attributes of 2-dimensional MoS2 nanosheets 

  Rao, C. N. R.; Maitra, Urmimala; Waghmare, Umesh V. (Elsevier Science Bv, 2014)

  The discovery of the amazing properties of graphene has stimulated exploration of single- and few-layer structures of layered inorganic materials. Of all the inorganic 2D nanosheet structures, those of MoS2 have attracted ...
• Excellent Performance of Few-Layer Borocarbonitrides as Anode Materials in Lithium-Ion Batteries 

  Sen, Sudeshna; Moses, Kota; Bhattacharyya, Aninda J.; Rao, C. N. R. (Wiley-V C H Verlag Gmbh, 2014)

  Borocarbonitrides (BxCyNz) with a graphene-like structure exhibit a remarkable high lithium cyclability and current rate capability. The electrochemical performance of the BxCyNz materials, synthesized by using a simple ...
• Enhanced Thermal Oxidation Stability of Reduced Graphene Oxide by Nitrogen Doping 

  Sandoval, Stefania; Kumar, Nitesh; Sundaresan, A.; Rao, C. N. R.; Fuertes, Amparo; Tobias, Gerard (Wiley-V C H Verlag Gmbh, 2014)

  Nitrogen-doped reduced graphene oxide (N-doped RGO) samples with a high level of doping, up to 13 wt.%, have been prepared by annealing graphene oxide under a flow of pure ammonia. The presence of nitrogen within the ...
• Visible- Light- Induced Generation of H2 by Nanocomposites of Few- Layer TiS2 and TaS2 with CdS Nanoparticles 

  Gupta, Uttam; Rao, Bolla Govinda; Maitra, Urmimala; Prasad, B. E.; Rao, C. N. R. (Wiley-V C H Verlag Gmbh, 2014)

  Graphene analogues of TaS2 and TiS2 (3-4layers), prepared by Li intercalation followed by exfoliation in water, were characterized. Nanocomposites of CdS with few-layer TiS2 and TaS2 were employed for the visible-light-induced ...
• Synthesis, Characterization and Properties of Single-Walled Carbon Nanohorns 

  Pramoda, K.; Moses, Kota; Ikram, Mohd; Vasu, K.; Govindaraj, A.; Rao, C. N. R. (Springer/Plenum Publishers, 2014)

  Single-walled nanohorns (SWNHs) have been prepared by sub-merged arc discharge of graphite electrodes in liquid nitrogen. The samples were examined by scanning electron microscopy, transmission electron microscopy and Raman ...
• Single-walled nanohorns and other nanocarbons generated by submerged arc discharge between carbon electrodes in liquid argon and other media 

  Vasu, K.; Pramoda, K.; Moses, K.; Govindaraj, A.; Rao, C. N. R. (IoP Publishing Ltd, 2014)

  Arc discharge between two graphite electrodes submerged in different liquid media yields various dimensional nanocarbon structures such as 1D carbon nanotubes and 2D graphene. Single-walled carbon nanohorns (SWNHs) prepared ...
• Synthesis and Characterization of Few-layer Nanosheets of GaN and Other Metal Nitrides 

  Sreedhara, M. B.; Vasu, K.; Rao, C. N. R. (Wiley-V C H Verlag Gmbh, 2014)

  By making use of the fact that single- and few-layer nanosheets of GaS and GaSe are readily obtained by micromechanical cleavage because of their mica-like morphology, we were able to prepare GaN nanosheets by the reaction ...
• Thermal Expansion, Anharmonicity and Temperature-Dependent Raman Spectra of Single- and Few-Layer MoSe2 and WSe2 

  Late, Dattatray J.; Shirodkar, Sharmila N.; Waghmare, Umesh V.; Dravid, Vinayak P.; Rao, C. N. R. (Wiley-V C H Verlag Gmbh, 2014)

  We report the temperature-dependent Raman spectra of single-and few-layer MoSe2 and WSe2 in the range 77-700 K. We observed linear variation in the peak positions and widths of the bands arising from contributions of ...
• Synthesis, properties and applications of graphene doped with boron, nitrogen and other elements 

  Rao, C. N. R.; Gopalakrishnan, K.; Govindaraj, A. (Elsevier Sci Ltd, 2014)

  Chemical doping of graphene becomes necessary to create a band gap which is useful for various applications. Furthermore, chemical doping of elements like boron and nitrogen in graphene gives rise to useful properties. ...
• Pressure-induced structural changes and insulator-metal transition in layered bismuth triiodide, BiI3: a combined experimental and theoretical study 

  Devidas, T. R.; Shekar, N. V. Chandra; Sundar, C. S.; Chithaiah, P.; Sorb, Y. A.; Bhadram, V. S.; Chandrabhas, Narayana; Pal, K.; Waghmare, Umesh V.; Rao, C. N. R. (IoP Publishing Ltd, 2014)

  Noting that BiI3 and the well-known topological insulator (TI) Bi2Se3 have the same high symmetry parent structures, and that it is desirable to find a wide-band gap TI, we determine here the effects of pressure on the ...

View more