Physics: Recent submissions

  • Reducibility of Ce(1-x)Zr(x)O(2): origin of enhanced oxygen storage capacity 
    Dutta, G.; Waghmare, U.V.; Baidya, T.; Hegde, M.S.; Priolkar, K.R.; Sarode, P.R. (Catalysis Letters. 108(41702); 2006; 165-172.)
    We combine first-principles calculations with EXAFS studies to investigate the origin of high oxygen storage capacity in ceria-zirconia solid solution, prepared by solution combustion method. We find that nanocrystalline ...
  • Local atomic structure of martensitic Ni(2+x)Mn(1-x)Ga: An EXAFS study 
    Bhobe, P.A.; Priolkar, K.R.; Sarode, P.R. (Physical Review B. 74(22); 2006; Article ID 224425)
    The local atomic structure of Ni(2+x)Mn(1-x)Ga with 0 less than or equal to x less than or equal to 0.16 alloys was explored using Mn and Ga K-edge extended x-ray-absorption fine-structure (EXAFS) measurement. In order to ...
  • Understanding the local structures of Eu and Zr in Eu(2)O(3) Oxide doped and coated ZrO(2) nanocrystals by EXAFS study 
    Ghosh, P.; Priolkar, K.R.; Patra, A. (Journal of Physical Chemistry C. 111(2); 2006; 571-578.)
    The role of surface coating, doping, and heating on the modification of crystal structure of ZrO(2), on the local structure of Zr and Eu, and on the photoluminescence properties of Eu2O3 doped and coated ZrO(2) nanocrystals ...
  • Tailoring a Pt-Ru catalyst for enhanced methanol electro-oxidation 
    Raman, R.K.; Shukla, A.K.; Gayen, A.; Hegde, M.S.; Priolkar, K.R.; Sarode, P.R.; Emura, S. (Journal of Power Sources. 157(1); 2006; 45-55.)
    A carbon-supported (1:1) Pt-Ru (Pt-Ru/C) alloy catalyst has been prepared in-house by the sulfito-complex route, and has been tailored to achieve enhanced activity towards methanol electro-oxidation by annealing it at ...
  • Composition and temperature dependence of the thermoelectric power of Ni(2+x)Mn(1-x)Ga alloys 
    Bhobe, P.A.; Monteiro, J.H.; Cascalheira, J.C.; Mendiratta, S.K.; Priolkar, K.R.; Sarode, P.R. (Journal of Physics-Condensed Matter. 18(48); 2006; 10843-10851.)
    The thermoelectric power (TEP) measurements have been carried out to investigate the changes in the electronic structure associated with the intermartensitic and martensitic transitions in Ni(2+x)Mn(1-x)Ga (0 less than or ...
  • High permeability of low loss Mn-Zn ferrite obtained by sintering nanoparticle Mn-Zn ferrite 
    Keluskar, S.H.; Tangsali, R.B.; Nalk, G.K.; Budkuley, J.S. (Journal of Magnetism and Magnetic Materials. 305(2); 2006; 296-303.)
    Nanoparticle ferrite having general formulae MnxZn1-xFe2O4 with x = 0.35/0.40/0.45/0.55/0.60/0.65 were prepared using nitrilotriacetate precursor method. Production of fine grain size material at low temperature is the ...
  • Preparation and magnetic properties of cadmium substituted lithium ferrite using microwave-induced combustion 
    Watawe, S.C.; Keluskar, S.; Gonbare, S.P.; Tangsali, R.B. (Thin Solid Films. 505(41641); 2006; 168-172.)
    Cadmium substituted lithium ferrites with general formula Li0.5-x/2 Cd-x Fe2.5-x/2O4 (where x=0.45, 0.5, 0.55, 0.6, 0.65, 0.7) were prepared using non-conventional microwave sintering method. The characterization carried ...
  • Structural and magnetic phase diagram of MnSe(1-x)Te(x) 
    Priolkar, K.R.; Bhobe, P.A.; D'Sa, J.B.C.E.; Das, A.; Krishna, P.S.R.; Sarode, P.R. (Solid State Phys. DAE Symp. 50; 2005; 833-834.)
    Neutron diffraction studies as a function of temperature on solid solutions of MnSe and MitTe in the Se rich region are presented. As Te is doped in MnSe, the structural phase transition wherein some portion of the sample ...
  • Superfluid, Mott-insulator, and mass-density-wave phases in the one-dimensional extended Bose-Hubbard model 
    Pai, R.V.; Pandit, Rahul (Physical Review B. 71(10); 2005; Article ID: 104508.)
    We use the finite-size, density-matrix-renormalization-group (FSDMRG) method to obtain the phase diagram of the one-dimensional (d=1) extended Bose-Hubbard model for density rho=1 in the U-V plane, where U and V are, ...
  • Orbital ordering in Pr(0.5)Sr(0.5)MnO(3): PrK-edge XAFS study 
    Priolkar, K.R.; Kulkarni, V.D.; Sarode, P.R.; Kumashiro, R.; Emura, S. (Physica Scripta. T115; 2005; 442-444.)
    Pr K-edge XAFS spectrum as a function of temperature in Pr(0.5)Sr(0.5)MnO(3) has been recorded on BL01B1 beam line at Spring-8, in order to study the effect of lattice distortions as the sample passes from a paramagnetic ...

Search IR


Advanced Search

Browse

My Account