Papers in refereed journals LIST OF PUBLICATIONS (1990-1999)

      In Journals

  1. R. Pinto, S.P. Pai, P.R. Apte and B.K. Sarkar, "Microwave Surface Resistance of Superconducting YBa2Cu3O7-dThin Films", IETE Journal of Research, Vol. 45, (1999), 229-232
  2. D. Kumar, K.M. Satyalakshmi, M.S. Hegde, R.K. Singh, P.R. Apte, R. Pinto and Clinton B Lee, "Zero-bias conductance and energy gap measurements in LaNiO3- YBa2Cu3O7-djunctions", Supercond. Sci.Technol. 11 (1998) 1.
  3. V.R.Palkar, S.C.Purandare, P.R.Apte, R.Pinto and M.S.Multani, "PbTiO3 thin films on Si (100) as potential varistor material ", Appl. Phys. Lett., 71(25) 3637 (1997).
  4. S.P. Pai, J. Jesudasan, P.R. Apte, R. Pinto, J. Kurian, P.K. Sajith, J. James and J. Koshy, "Epitaxial YBa2Cu3O7-d-Ag thin films (Jc = 6 X 106 A/cm2) on epitaxial films of Ba2LaNbO6, a new perovskite substrate, by pulsed laser ablation", Physica C 290 (1997) 105.
  5. S.P. Pai, J. Jesudasan, P.R. Apte, R. Pinto, J. Kurian, P.K. Sajith, J. James and J. Koshy, "YBa2Cu3O7-dfilms with high critical current density on epitaxial films of Ba2LaNbO6, a new perovskite substrate for YBa2Cu3O7-dsuperconductor", Europhys. Lett. 39 (1997) 669.
  6. V.R. Palkar, S.C. Purandare, N. Poonawala, P.R. Apte, R. Pinto and M.S. Multani, "Aqueous sol derived ferroelectric thin films of PbTiO3 directly on Si (100) substrate", Mater. Res. Bull. 32 (1997) 515.
  7. V.R. Palkar, S.C. Purandare, S.P. Pai, S. Chattopadhyay, P.R. Apte, R. Pinto and M.S. Multani, "c-axis oriented ferroelectric thin films of PbTiO3 on silicon by pulsed laser ablation", Appl. Phys. Lett.68 (1996)1582.
  8. R. Pinto, D. Kaur, M.S.R. Rao, P.R. Apte, V.V. Srinivasu and R. Vijayaraghavan, "Microstructural dependence of penetration depth of Ag-doped YBa2Cu3O7-dthin films probed by atomic force microscopy", Appl. Phys. Lett. 68 (1996) 1720.
  9. R. Pinto, P.R. Apte, M.S.R. Rao, R. Chandra, C.P. D’Souza, S.P. Pai, L.C. Gupta, R. Vijayaraghavan, K.I. Gnanasekar and M. Sharon "Superconductivity and transport behavior of laser ablated Au-added YBa2Cu3O7-dthin films", Appl. Phys. Lett. 68 (1996) 1006.
  10. D. Kumar, K.M. Satyalakshmi, S.S. Manoharan, M.S. Hegde, P.R. Apte, R. Pinto, S.P. Pai and S.C. Purandare, "Silver doping: a potential means to grow high quality YBa2Cu3O7-dthin films on bare sapphire", J. Supercond. 9 (1996).
  11. D. Kumar, P.R. Apte, R. Pinto, S.P. Pai, S.C. Purandare and R. Vijayaraghavan, "Geometrical model and experimental evidence for the growth of Ag-doped YBa2Cu3O7-dthin films", J. Supercond. 9 (1996) 1.
  12. M.S.R. Rao, C.P. D’Souza, P.R. Apte, R. Pinto and L.C. Gupta, "Microstructural study of yttria stabilized zirconia buffered sapphire for YBa2Cu3O7-dthin films", J. Appl. Phys. 79 (1996) 940.
  13. D. Kumar, K.M. Satyalakshmi, M.S. Hegde, P.R. Apte and R. Pinto, "LaNiO3: A promising material for contact with YBa2Cu3O7-dthin films", IEEE Trans. Appl. Supercond. 5 (1995) 3498.
  14. R. Pinto, P.R. Apte, K.P. Adhi, S.B. Ogale, D. Kumar and M.S. Hegde, "Optical spectroscopy study of role of Ag in laser ablated YBa2Cu3O7-dthin films", J.Appl.Phys.78 (1995) 5204.
  15. K. Easwar, B.K. Sarkar, R. Pinto and P.R. Apte, "High Q, Ag-doped 123 resonator on unbuffered sapphire substrate", Electron. Lett. 31 (1995) 374.
  16. K.I. Gnanasekar, R. Pinto, A.S. Tamhane, L.C. Gupta, S.P. Pai, P.R. Apte, M. Sharon and R. Vijayaraghavan, "Structural stability of LuBa2Cu3O7-dand superconductivity in thin films of Lu1-xMx Ba2Cu3O7-d(M = Pr, Tb, Ce)", Phys. Rev. B 52 (1995) 1362.
  17. D. Kumar, P.R. Apte and R. Pinto, "Two dimensional growth model for laser ablated Ag-doped YBa2Cu3O7-dthin films", J. Appl. Phys. 77 (1995) 5802.
  18. R. Pinto, P.R. Apte, M.S. Hegde and Dhananjay Kumar, "Surface resistance and residual losses of Ag-doped YBa2Cu3O7-dthin films on sapphire", J. Appl. Phys. 77 (1995) 4116.
  19. M.S.R. Rao, R. Pinto, S.C. Purandare, P.R. Apte, L.C. Gupta, R. Vijayaraghavan, B.S. Datar and V.S. Shirodkar, "Growth and microstructural study of TmBa2Cu3O7-dthin films on LaAlO3", Supercond. Sci. Technol. 8 (1995) 108.
  20. R. Pinto, D. Kumar, S.P. Pai and P.R. Apte, "Ag-doping effects on microwave surface resistance of superconducting YBa2Cu3O7-d", Ind. J. Cryogen. 18 (1994) 35.
  21. D. Kumar, M. Sharon, P.R. Apte, R. Pinto, S.P. Pai, S.C. Purandare, C.P. D’Souza, L.C. Gupta and R. Vijayaraghavan, "Silver doping and its influence on the oxygenation during insitu growth of YBa2Cu3O7-dthin films", J. Appl. Phys. 76 (1994) 1349.
  22. D. Kumar, P.R. Apte, R. Pinto, M. Sharon and L.C. Gupta, "Aging effects and passivation studies on undoped and Ag-doped YBa2Cu3O7-dlaser ablated thin films", J. Electrochem. Soc. 141 (1994) 1611.
  23. P.R. Apte, R. Pinto, A.G. Chourey and S.P. Pai, "Surface resistance, residual losses, and granularity in Ag-doped YBa2Cu3O7-dthin films", J. Appl. Phys. 75 (1994) 4258
  24. R. Pinto, A.G. Chourey and P.R. Apte, "Effective surface resistance of LuBa2Cu3O7-dthin films", Appl. Phys. Lett. 64 (1994) 2166.
  25. R. Pinto, D. Kumar, S.P. Pai, A.G. Chourey and P.R. Apte," Oxygen order, structure and superconductivity in YBa2Cu3O7-dfilms during insitu formation", Supercond. Sci. Technol. 7 (1994) 95.
  26. A.G. Chourey, V.S. Shirodkar, C.P. D’Souza, P.R. Apte and R. Pinto, "Superconducting transport properties of YBa2Cu3O7-dfilms grown by hollow cathode magnetron sputtering", Mater. Lett. 17 (1993) 9.
  27. S.P. Pai, R. Pinto, P.R. Apte, C.P. D’Souza, A.G. Chourey and D. Kumar, "Oxygen incorporation during insitu growth of YBCO films on both sides of substrates", Bull. Mater. Sci. 16 (1993) 685.
  28. B.K. Sarkar, K. Easwar, R. Pinto and P.R. Apte, "Unique multi-parameter dependence considerations for passive HTSC microstrip devices", IETE Tech. Rev. 10 (1993) 355.
  29. R. Pinto, P.R. Apte, S.P. Pai and Dhananjay Kumar, "Role of Ag in laser ablated YBa2Cu3O7-dthin films: evidence for grain enlargement and alignment", Physica C 207 (1993) 13.
  30. Dhananjay Kumar, M. Sharon, R.Pinto, P.R. Apte, S.P. Pai, S.C. Purandare, L.C. Gupta and R. Vijayaraghavan, "Large critical currents and improved epitaxy of laser ablated Ag-doped YBa2Cu3O7-dthin films", Appl. Phys. Lett. 62 (1993) 3522.
  31. K. Easwar, B.K. Sarkar, R. Pinto and P.R. Apte "High Q-factor low dielectric loss inverted microstrip YBa2Cu3O7-dresonator for accurate RS characterization", Microwave Opt. Technol. Lett. 6 (1993) 281.
  32. R. Pinto, Navdeep Goyal, S.P. Pai, P.R. Apte, L.C. Gupta, R. Vijayaraghavan, "Improved microwave performance of Ag-doped YBa2Cu3O7-dthin film microstrip resonators", J. Appl. Phys. 73 (1993) 5105.
  33. R. Pinto, P.R. Apte, Navdeep Goyal, L.C. Gupta, R. Vijayaraghavan, K. Easwar and B.K. Sarkar, "Power and temperature dependence of Q-factor of a double sided thin film YBa2Cu3O7-dmicrostrip resonator", Appl. Supercond. 1 (1993) 1.
  34. R. Pinto, Ravikumar, Navdeep Goyal, P.R. Apte, S.P. Pai and S.K. Malik, "Non-linear response of YBa2Cu3O7-dthin film microstrip resonator at microwave frequencies", Solid St. Commun. 84 (1992) 1107.
  35. R. Pinto, S.P. Pai, A.S. Timhane, P.R. Apte, L.C. Gupta, R. Vijayaraghavan, K.I. Gnanasekar and H.V. Keer, "Superconductivity at 86K in LuBa2Cu3O7-dthin films", Phys. Rev. B46 (1992) 14242.
  36. Ravikumar, S.K. Malik, S.P. Pai, P.R. Apte, R. Pinto, R. Vijayaraghavan and Dhananjay Kumar, "Self-field-induced flux creep in YBa2Cu3O7-dthin films", Phys. Rev. B46 (1992) 5766.
  37. P.R. Apte, D.Kumar, R. Pinto, M. Sharon, L.C. Gupta and R. Vijayaraghavan "A new contact conductance measurement technique for metal-HTSC film contact", IEEE Trans. Appl. Supercond. 2 (1992) 176.
  38. R. Pinto, P.R. Apte, L.C. Gupta, R. Vijayaraghavan, K. Easwar and B.K. Sarkar, "Microstrip resonator using sputtered YBa2Cu3O7-dfilm on <100> MgO", Supercond. Sci. Technol. 4 (1991) 577.
  39. P. W. Barth, P. R. Apte and J. B. Angell "The MISIM-FET in Thin, Semiconductor Layers : Depletion Approximation Model of I-V, Characteristics", IEEE Trans. Electron Devices, ED-30, (1983), 1717-1726
  40. S. Chandrasekhar, P. R. Apte and S. K. Roy "Transistors made, in Laser Recrystallized Polysilicon on Insulator films", Bulletin Material Science, Vol 8, (1986), 391-396
     
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