JNCiR :: JNCASR Institutional Repository: Recent submissions

  • On the Sequence of Reactions Leading to Cytochrome P-450 Synthesis-Effect of Drugs 
    Rajamanickam, Chellam; Rao, M R S; Padmanaban, Govindarajan (The American Society for Biochemistry and Molecular Biology Inc, 1975)
    The effect of phenobarbital on the rates of the synthesis of the protein and heme moieties of cytochrome P-450 has been studied. For this purpose, cytochrome P-450 has been partially purified as its P-420 derivative and ...
  • Ammonia sensors based on metal oxide nanostructures 
    Rout, Chandra Sekhar; Hegde, Manu; Govindaraj, A; Rao, C N R (IOP Publishing Ltd, 2007-05-23)
    Ammonia sensing characteristics of nanoparticles as well as nanorods of ZnO, In2O3 and SnO2 have been investigated over a wide range of concentrations ( 1-800 ppm) and temperatures ( 100-300 degrees C). The best values of ...
  • Improved synthesis of carbon nanotubes with junctions and of single-walled carbon nanotubes 
    Deepak, F L; Govindaraj, A; Rao, C N R (Indian Academy of Sciences, 2006-01)
    Pyrolysis of thiophene over nickel nanoparticles dispersed on silica is shown to yield Y-junction carbon nanotubes with smaller diameters than those obtained by the pyrolysis of organometallic-thiophene mixtures. In the ...
  • Graphene-based electrochemical supercapacitors 
    Vivekchand, S R C; Rout, Chandra Sekhar; Subrahmanyam, K S; Govindaraj, A; Rao, C N R (Springer, 2008-01)
    Graphenes prepared by three different methods have been investigated as electrode materials in electrochemical supercapacitors. The samples prepared by exfoliation of graphitic oxide and by the transformation of nanodiamond ...
  • Interfacial Rheology of an Ultrathin Nanocrystalline Film Formed at the Liquid/Liquid Interface 
    Krishnaswamy, Rema; Majumdar, Sayantan; Ganapathy, Rajesh; Agarwal, Ved Varun; Sood, A K; Rao, C N R (American Chemical Society, 2007-03-13)
    We report the interfacial properties of monolayers of Ag nanoparticles 10-50 nm in diameter formed at the toluene-water interface under steady as well as oscillatory shear. Strain amplitude sweep measurements carried out ...
  • Exchange–correlation errors at harmonic and anharmonic orders: the case of bulk Cu 
    Pushpa, Raghani; Narasimhan, Shobhana (Indian Academy Of Sciences, 2003-01)
    As an aid towards improving the treatment of exchange and correlation effects in electronic structure calculations, it is desirable to have a clear picture of the errors introduced by currently popular approximate ...
  • Metallic ReO3 Nanoparticles 
    Biswas, Kanishka; Rao, C N R (American Chemical Society, 2006-01-19)
    ReO3 nanoparticles in the diameter range of 8.5-32.5 nm have been prepared by decomposition of the Re2O7-dioxane complex under solvothermal conditions and characterized by X-ray diffraction, electron microscopy, optical ...
  • Nanocrystals, Nanorods and other Nanostructures of Nickel, Ruthenium, Rhodium and Iridium prepared by a Simple Solvothermal Procedure* 
    Ghosh, Sandeep; Ghosh, Moumita; Rao, C N R (Springer/Plenum Publishers, 2007-03)
    The solvothermal decomposition of nickel acetate in n-octylamine medium at 250 degrees C gives rise to nickel nanostructures while in a hydrocarbon medium NiO nanostructures are obtained. It has been possible to obtain ...
  • CREMOFAC—a database of chromatin remodeling factors 
    Shipra, Agrawal; Chetan, Kumar; Rao, M R S (Oxford University Press, 2006-12-01)
    Motivation: Chromatin-remodeling is an important event in the eukaryotic nucleus rendering nucleosomal DNA accessible for various transaction processes. Remodeling Factors facilitate the dynamic nature of chromatin through ...
  • Formation of ZnO Nanoparticles by the Reaction of Zinc Metal with Aliphatic Alcohols* 
    Panchakarla, L S; Govindaraj, A; Rao, C N R (Springer/Plenum Publishers, 2007-09)
    The reaction of aliphatic alcohols such as methanol, ethanol and t-butanol with zinc powder at 330 degrees C under solvothermal conditions produces ZnO nanoparticles. The reaction involves the cleavage of the C-O bond of ...
  • A Raman study of multiferroic LuMnO3 
    Ghosh, Anirban; Sahu, Jyoti Ranjan; Bhat, S Venkataprasad; Rao, C N R (Elsevier Science BV, 2009-09)
    Magnetic and dielectric measurements confirm the multiferroic nature of LuMnO3. Raman spectra of LuMnO3 have been recorded in the 77-800 K range covering both the antiferromagnetic transition at 90 K and the ferroelectr ...
  • Dependence of the Properties of Magnetic Nanoparticles on the Interparticle Separation 
    Voggu, Rakesh; Kumar, N; Rao, C N R (American Chemical Society, 2008-11-20)
    Dependence of the magnetic properties of FePt nanoparticles with an average diameter, D, of 5 nm on the interparticle separation, d, has been investigated by employing different spacer molecules. The observed decrease in ...
  • Observation of local non-centrosymmetry in weakly biferroic YCrO3 
    Ramesha, K; Llobet, A; Proffen, Th; Serrao, C R; Rao, C N R (IOP Publishing Ltd, 2007-03-14)
    Using high-resolution neutron powder diffraction we have determined the average and local structure of YCrO3 in order to explain the recently reported properties of YCrO3. Unlike conventional ferroelectric systems, YCrO3 ...
  • Nanorotors using asymmetric inorganic nanorods in an optical trap 
    Khan, Manas; Sood, A K; Deepak, F L; Rao, C N R (IOP Publishing Ltd, 2006-06-14)
    We demonstrate how light force, irrespective of the polarization of the light, can be used to run a simple nanorotor. While the gradient force of a single beam optical trap is used to hold an asymmetric nanorod, we utilize ...
  • Testis-specific Histone H1 t Is Antigenically Distinct among H1 Subtypes 
    Markose, Elizabeth R; Rao, M R S (The American Society for Biochemistry and Molecular Biology Inc, 1985-12-25)
    Histone Hlt has been purified from rat testes and antibodies were elicited in rabbits. Immunoblotting studies with anti-histone Hlt-IgG have shown that it reacted specifically with histone Hlt but not with other histone ...
  • Multiferroic nature of charge-ordered rare earth manganites 
    Serrao, Claudy Rayan; Sundaresan, A; Rao, C N R (IOP Publishing Ltd, 2007-12-12)
    Charge-ordered rare earth manganites Nd0.5Ca0.5MnO3, La0.25Nd0.25Ca0.5 MnO3, Pr0.7Ca0.3MnO3 and Pr0.6Ca0.4MnO3 are found to exhibit dielectric constant anomalies around the charge-ordering or the antiferromagnetic transition ...
  • Uptake of H2 and CO2 by Graphene 
    Ghosh, Anupama; Subrahmanyam, K S; Krishna, Katla Sai; Datta, Sudipta; Govindaraj, A; Pati, Swapan K; Rao, C N R (American Chemical Society, 2008)
    Graphene samples prepared by the exfoliation of graphitic oxide and conversion of nanodiamond exhibit good hydrogen uptake at 1 atm, 77 K, the uptake going up to 1.7 wt %. The hydrogen uptake varies linearly with the surface ...
  • Bond stiffening in small nanoclusters and its consequences for mechanical and thermal properties 
    Pushpa, Raghani; Waghmare, Umesh; Narasimhan, Shobhana (American Physical Society, 2008-01)
    We have used density functional perturbation theory to investigate the stiffness of interatomic bonds in small clusters of Si, Sn, and Pb. As the number of atoms in a cluster is decreased, there is a marked shortening and ...
  • Pressure-induced phase transitions in nanocrystalline ReO3 
    Biswas, Kanishka; Muthu, D V S; Sood, A K; Kruger, M B; Chen, B; Rao, C N R (IOP Publishing Ltd, 2007-10-31)
    Pressure-induced phase transitions in the nanocrystals of ReO3 with an average diameter of similar to 12 nm have been investigated in detail by using synchrotron x-ray diffraction and the results compared with the literature ...
  • High-sensitivity hydrocarbon sensors based on tungsten oxide nanowires 
    Rout, Chandra Sekhar; Govindaraj, A; Rao, C N R (Royal Society of Chemistry, 2006)
    Hydrocarbon (LPG) sensors based on the nanostructures of V2O5 do not exhibit satisfactory characteristics, while sensors based on WO2.72 nanowires show high sensitivity ( similar to 1800) for 2000 ppm of LPG at 200 degrees ...

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