Physics: Recent submissions

  • Thermally stimulated luminescence of Ca-3(PO4)(2) and Ca(9)Ln(PO4)(7) (Ln = Pr, Eu, Tb, Dy, Ho, Er, Lu) 
    Lecointre, A.; Bessiere, A.; Viana, B.; AitBenhamou, R.; Gourier, D. (Radiation Measurements. 45(41704); 2010; 273-276.)
    The series of whitlockite compounds Ca(3)(PO(4))(2) and Ca(9)Ln(PO(4))(7) (Ln = Pr, Eu, Tb, Dy, Ho, Er, Lu) was studied in radioluminescence (RL) and thermally stimulated luminescence (TSL) excited by X-rays. f-f emission ...
  • Red persistent luminescent silicate nanoparticles 
    Lecointre, A.; Bessiere, A.; Viana, B.; Gourier, D. (Radiation Measurements. 45(41704); 2010; 497-499.)
    Red persistent luminescent diopside nanoparticles doped with Mn(2+) and codoped with RE(3+) (Eu(2+), Dy(3+)) have been obtained by sol-gel method.The influence of codoping rare earth ions on the persistent luminescence was ...
  • Temperature dependent spin momentum densities in Ni-Mn-In alloys 
    Ahuja, B.L.; Dashora, A.; Heda, N.L.; Priolkar, K.R.; Vadkhiya, L.; Itou, M.; Lobo, N.; Sakurai, Y.; Chakrabarti, A.; Singh, S.; Barman, S.R. (Journal of Physics-Condensed Matter. 22(44); 2010; Article ID: 446001.)
    The spin-dependent electron momentum densities in Ni2MnIn and Ni2Mn1.4In0.6 shape memory alloy using magnetic Compton scattering with 182.2 keV circularly polarized synchrotron radiation are reported. The magnetic Compton ...
  • Infrared spectroscopic studies of GdBaCo(2)O(5.5) 
    Ganorkar, S.; Priolkar, K.R. (Solid State Communications. 150(41-42); 2010; 1963-1966.)
    This paper reports infrared spectroscopic studies on GdBaCo(2)O(5.5) layered perovskite which exhibits successive magnetic transitions from paramagnetic to ferromagnetic to antiferromagnetic states as well as high-temperature ...
  • Normal and anomalous Pseudogap of superconducting Y(0.9-x)Pr(x) Ca(0.1)Ba(2)[Cu(1-y)Zn(y)](3)O(7-delta) 
    Naik, M.S.; Priolkar, K.R.; Sarode, P.R.; Prabhu, R.B. (Journal of Superconductivity and Novel Magnetism. 22(5); 2009; 427-430.)
    Electrical resistivity measurements on the superconducting oxides of the compositions Y(0.9-x)Pr(x) Ca(0.1)Ba(2)[Cu(1-y)Zn(y)](3)O(7-delta) (0 less than or equal to x less than or equal to 0.20 and 0.0 less than or equal ...
  • Local structure around Mn and Co in LaMn(1-x)Co(x)O(3) +/-delta: An EXAFS study 
    Palikundwar, U.A.; Sapre, V.B.; Moharil, S.V.; Priolkar, K.R. (Journal of Physics-Condensed Matter. 21(23); 2009; Article ID: 235405.)
    Detailed investigations of extended x-ray absorption fine structure (EXAFS) associated with the K-edges of Mn and Co have been carried out for LaMn(1-x)Co(x)O(3) +/-delta (0.3 less than or equal to x less than or equal to ...
  • Codoping effect of Zn and Pr in YBa(2)Cu(3)O(7-delta) 
    Naik, M.S.; Sarode, P.R.; Prabhu, R.B.; Priolkar, K.R.; Vasanthacharya, N.Y. (Acta Physica Polonica A. 115(3); 2009; 742-744.)
    In this paper we present the resistivity data for Pr and Zn codoped compound Y(1-x)Pr(x)Ba(2) [Cu(1-y)Zn(y)](3)O(7-delta) with 0 less than y less than 0:1 and x = 0.0, 0.1 and 0.2. The data is analysed in terms of the ...
  • Substitutional effect of Zn and Pr in YBa(2)Cu(3)O(7-delta) 
    Naik, M.S.; Prabhu, R.B.; Sarode, P.R.; Priolkar, K.R.; Vasanthacharya, N.Y. (Modern Physics Letters B. 23(24); 2009; 2915-2922.)
    The co-doping effect of Zn and Pr impurities in the compound of composition Y(1-x)Pr(x)Ba(2)[Cu(1-y)Zn(y)](3)O(7-delta) with x = 0.1, x = 0.2 and 0 less than or equal to y less than or equal to 0.1 has been investigated ...
  • Signatures of the superfluid-to-Mott-insulator transition in cold bosonic atoms in a one-dimensional optical lattice 
    Ramanan, S.; Mishra, T.; Luthra, M.S.; Pai, R.V.; Das, B.P. (Physical Review A. 79(1); 2009; Article ID: 013625.)
    We study the Bose-Hubbard model using the finite size density matrix renormalization group method. We obtain a complete phase diagram for a system in the presence of a harmonic trap and compare it with that of the homogeneous ...
  • Supersolid and solitonic phases in the one-dimensional extended Bose-Hubbard model 
    Mishra, T.; Pai, R.V.; Ramanan, S.; Luthra, M.S.; Das, B.P. (Physical Review A. 80(4); 2009; Article ID: 043614.)
    We report our findings on the quantum phase transitions in cold bosonic atoms in a one-dimensional optical lattice using the finite-size density-matrix renormalization-group method in the framework of the extended Bose-Hubbard ...

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