Prof. C.N.R. Rao's Publications: Recent submissions

  • A simple urea-based route to ternary metal oxynitride nanoparticles 
    Gomathi, A; Reshma, S; Rao, C N R (Academic Press Inc Elsevier Science, 2009-01)
    Ternary metal oxynitrides are generally prepared by heating the corresponding metal oxides with ammonia for long durations at high temperatures. In order to find a simple route that avoids use of gaseous ammonia. we have ...
  • Mechanical properties of nanodiamond-reinforced polymer-matrix composites 
    Maitra, Urmimala; Prasad, K Eswar; Ramamurty, U; Rao, C N R (Pergamon Elsiever Science Ltd, 2009)
    Poly(vinyl alcohol)-matrix reinforced with nanodiamond (ND) particles, with ND content up to 0.6 wt%, were synthesized. Characterization of the composites by transmission electron microscopy (TEM) and small angle X-ray ...
  • MnO and NiO nanoparticles: synthesis and magnetic properties 
    Ghosh, Moumita; Biswas, Kanishka; Sundaresan, A; Rao, C N R (Royal Society of Chemistry, 2006)
    Nanoparticles of MnO with average diameters in the 6-14 nm range have been prepared by the decomposition of manganese cupferronate in the presence of TOPO, under solvothermal conditions. Nanoparticles of NiO with average ...
  • Nature and electronic properties of Y-junctions in CNTs and N-doped CNTs obtained by the pyrolysis of organometallic precursors 
    Deepak, F L; John, Neena Susan; Govindaraj, A; Kulkarni, G U; Rao, C N R (Elsevier BV, 2005)
    Carbon nanotubes (CNTs) and N-doped CNTs with Y-junctions have been prepared by the pyrolysis of nickelocene–thiophene and nickel phthalocyanine–thiophene mixtures, respectively, the latter being reported for the first ...
  • Role of the spin magnitude of the magnetic ion in determining the frustration and low-temperature properties of kagome lattices 
    Pati, Swapan K; Rao, C N R (American Institute of Physics, 2005-12-15)
    In view of the variety of low-temperature magnetic properties reported recently for kagome lattices with transition-metal ions in different oxidation states, we have investigated the low-energy spectrum and low-temperature ...
  • Charge-transfer with graphene and nanotubes 
    Rao, C N R; Voggu, Rakesh (Elsevier Science Ltd, 2010-09-23)
    Charge-transfer between electron-donor and -acceptor molecules is a widely studied subject of great chemical interest. Some of the charge-transfer compounds in solid state exhibit novel electronic properties. In the last ...
  • Three-Dimensional Organically Templated Open-Framework Transition Metal Selenites 
    Choudhury, Amitava; Kumar D, Udaya; Rao, C N R (WILEY-VCH Verlag GmbH, 2002)
    One dimensional channels are formed in the three-dimensional open-framework iron selenite [C4N2H12]0.5[Fe2F3(SeO3)2] (I), which was synthesized hydrothermally from FeCl3⋅6 H2O, HF, and SeO2 in the presence of the organic ...
  • Mesoscale organization of metal nanocrystals 
    Kulkarni, G U; Thomas, P John; Rao, C N R (International Union Pure Applied Chemistry, 2002-09)
    Nanocrystals of metals covered by alkanethiols organize themselves in two-dimensional arrays. We discuss such arrays of metal nanocrystals at length, with focus on the dependence of the structure and the stability of the ...
  • Nanotubes of Group 4 Metal Disulfides 
    Nath, Manashi; Rao, C N R (Wiley-V C H Verlag Gmbh, 2002)
    Thermal decomposition of the respective trisulfides in a reducing (H2/inert gas) atmosphere has enabled nanotubes of HfS2, ZrS2, and TiS2 to be synthesized and characterized. The dimensions of the nanotubes formed depend ...
  • Arrays of magnetic nanoparticles capped with alkylamines 
    Thomas, P John; Saravanan, P; Kulkarni, G U; Rao, C N R (Indian Academy of Sciences, 2002-02)
    Magnetic metal and metal oxide nanoparticles capped with alkylamines have been synthesized and characterized by transmission electron microscopy, X-ray diffraction, energy dispersive X-ray analysis and magnetization ...
  • Three-Dimensional Open-Framework Neodymium Oxalates with Organic Functional Groups Protruding in 12-Member Channels 
    Vaidhyanathan, R; Natarajan, Srinivasan; Rao, C N R (American Chemical Society, 2002-08-26)
    Two open-framework neodymium oxalates, [NH3CH2CH(NH3)CH3][Nd(C2O4)(2)(HCOO)].H2O (I) and [OC(CH3)NCH2CH(CH3)NH3][Nd(C2O4)(2)].H2O (11), have been synthesized hydrothermally in the presence of 1,2-diaminopropane (1,2-DAP) ...
  • Orbital ordering as the determinant for ferromagnetism in biferroic BiMnO3 
    dos Santos, A Moreira; Cheetham, A K; Atou, T; Syono, Y; Yamaguchi, Y; Ohoyama, K; Chiba, H; Rao, C N R (American Physical Society, 2002-08-01)
    The ferromagnetic structure of BiMnO3, T-c=105 K, has been determined from powder neutron-diffraction data collected at 20 K on a sample synthesized at high pressures using a cubic anvil press. BiMnO3 is a distorted ...
  • Nanowires, nanobelts and related nanostructures of Ga2O3 
    Gundiah, Gautam; Govindaraj, A; Rao, C N R (Elsevier Science BV, 2002-01-10)
    By carrying out the reaction of Ga2O3 powder with carbon nanotubes around 1100degreesC, nanowires, nanobelts and nanosheets of Ga2O3 have been obtained, the diameter and proportion of the nanowires depending on the flow ...
  • Organically templated linear and layered cadmium sulfates 
    Paul, Geo; Choudhury, Amitava; Rao, C N R (Royal Society of Chemistry, 2002)
    By reacting cadmium salts with H2SO4 in the presence of organic amines or directly with amine sulfates under hydrothermal conditions, it has been possible to prepare three linear cadmium sulfates of linarite topology, with ...
  • Organically Templated Mixed-Valent Iron Sulfates Possessing Kagome and Other Types of Layered Networks 
    Paul, Geo; Choudhury, Amitava; Sampathkumaran, E V; Rao, C N R (WILEY-VCH Verlag GmbH, 2002)
    A perfect Kagomé lattice is displayed by the mixed-valent layered structure of [HN(CH2)6NH][FeIIIFeequation imageF6(SO4)2]⋅[H3O] (see picture), in which 100 % of the iron sites are occupied. The complex exhibits unusual ...
  • Understanding the Hydrogen Bond in Terms of the Location of the Bond Critical Point and the Geometry of the Lone Pairs 
    Ranganathan, Anupama; Kulkarni, G U; Rao, C N R (American Chemical Society, 2003-08-07)
    The experimental charge density method has been employed to provide a more detailed description of the hydrogen bond in terms of the location of the bond critical point and the geometry of the lone pair of electrons. On ...
  • Photoluminescence spectra and ferromagnetic properties of GaMnN nanowires 
    Deepak, F L; Vanitha, P V; Govindaraj, A; Rao, C N R (Elsevier Science BV, 2003-06-11)
    Mn-doped GaN nanowires have been prepared by reacting a mixture of acetylacetonates with NH3 at 950 degreesC in the presence of multi-walled (MWNTs) and single-walled (SWNTs) carbon nanotubes, the nanowires prepared with ...
  • Inorganic nanotubes 
    Rao, C N R; Nath, Manashi (Royal Society of Chemistry, 2003)
    Carbon nanotubes were discovered in 1991. It was soon recognized that layered metal dichalcogenides such as MoS2 could also form fullerene and nanotube type structures, and the first synthesis was reported in 1992. Since ...
  • Hydrogen storage in carbon nanotubes and related materials 
    Gundiah, Gautam; Govindaraj, A; Rajalakshmi, N; Dhathathreyan, K S; Rao, C N R (Royal Society of Chemistry, 2003)
    Adsorption of hydrogen at 300 K has been investigated on well-characterized samples of carbon nanotubes, besides carbon fibres by taking care to avoid many of the pitfalls generally encountered in such measurements. The ...
  • A systematic study of four series of electron-doped rare earth manganates, Ln(x)Ca(1-x)MnO(3) (Ln = La, Nd, Gd and Y) over the x=0.02-0.25 composition range 
    Sudheendra, L; Raju, A R; Rao, C N R (IOP Publishing Ltd, 2003-02-19)
    Electrical and magnetic properties of four series of manganates Ln(x)Ca(1-x)MnO(3) (Ln = La, Nd, Gd and Y) have been studied in the electron-doped regime (x = 0.02-0.25) in order to investigate the various inter-dependent ...

Search DSpace


Advanced Search

Browse

My Account