web site of

Prof G.Prasad

Department of Physics

Osmania University

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    LIST OF PUBLICATIONS

    List of paper published in Journals (includes two review articles):

    1.      Spectral characteristics of luminescence exhibited by x-ray irradiated K Cl and NaCl single crystals subsequently excited with laser light, Phys. Stat. Sol. (a) 97 k183 (1986)., G.Prasad and K.V.Rao

    2.      Effect of laser excitation on F-band absorption and thermoluminescence of x-ray irradiated K Br single crystals, J. Mat. Sci., 21 4315(1986), G.Prsad, B.K.Raul, R.N.P.Chaoudhary and K.V.Rao

    3.      F-band absorption and thermoluminescence of x-ray irradiated KCl single crystals excited with laser light, Phys. Stat. Sol (a) 94 659 (1986), G.Prasad and K.V.Rao.

    4.      Thermal expansion of x-ray irradiated K Cl and NaCl single crystals subsequently excited with laser light, J. Mat. Sci. Letts. 8 997 (1989), G.Prasad, K.V.Rao and P.Jagan Mohan Rao.

    5.      Studies on F-band absorption of irradiated KCl single crystals excited with laser light, J. Mat. Sci. 25 4592 (1990), G.Prasad and K.V.Rao.

    6.      Studies on F-band absorption of x-ray irradiated NaCl single crystals excited with laser light, Cryst. Res. & Tech., 26 69 (1991) G.Prasad and K.V.Rao. 

    7.      Dielectric properties of x-ray irradiated K Cl single crystals excited with laser light Phys. Stat. Sol. (a) 97 455 (1986) G.Prasad and K.V.Rao

    8.      Optical absorption of quenched gamma ray irradiated barium fluoride single crystals later subjected to high electric fields or excited with laser light Cryst. Res.& Tech, 26 K184 (1991) G.Prasad and K.V.Rao

    9.      Dielectric properties and thermal expansion of Perthite crystals J Mat. Sci. Lett. 9 1200 (1990) G.Prasad and K.V.Rao

    10.  Study of X-ray induced defects in perthite crystals J Mat. Sci. Letts. 10 1312 (1991) G.Prasad and K.V.Rao

    11.  Piezoelectric relaxation’s in polymer ferroelectric composite materials, J. Mat. Sci. 28 2545 (1993) G.S.Kumar and G.Prasad.

    12.  Impedance measurements of sintered discs of sodium meta venadate Cryst. Res & Tech. 28 401 (1992) B.V.Bahuguan Saradhi, G.Prasad and T.Bhimasankaram.

    13.  Dielectric properties of Ammonium Penta Borate single crystals Cryst. Res & Tech. 27 K28 (1992).

    14.  Ionic conductivity of KBr- KI mixed crystals Cryst. Res. Tech. 28 7 (1993) G.S.Kumar, T.Bhimasankaram and G.Prasad

    15.  Experimental determinations of Lorentz number J. Mat. Sci. 28 4261 (1993), G.S.Kumar, G.Prasad and R.O.Pohl

    16.  A model for estimation of electromechanical characteristics of polymer piezoelectric composites Ferroelectrics 19 45 (1995) G.Prasad, G.S.Kumar, T.Bhimasankaram and S.V.Suryanaraya

    17.  A model for estimation of electromechanical characteristics of polymer piezoelectric composite discs Int J. Mod. Phys. B 9 427 (1995) G.Prasad, G.S.Kumar, T.Bhimasankaram and S.V.Suryanarayana

    18.  Studies in (NH4)2xCd1-xC2O43H2O single crystals grown by gel technique Ind. J. Pure and Appl. Phys. 34 834 (1996) N.V.Prasad, G.Prasad, T.Bhi,asankaram, S.V.Suryanaraya and G.S.Kumar

    19.  Dielectric properties of Co doped cadmium oxalate single crystals Bull. Mat. Sci. 19 639 (1996) N.V.Prasad, G.Prasad, T.Bhi,asankaram, S.V.Suryanaraya and G.S.Kumar

    20.  Dielectric and piezoelelctric properties of polymer piezoelectric 3-0 composites Mod. Phys. Letts B 10 1205 (1996)  G.Prasad, T.Bhi,asankaram, S.V.Suryanaraya and G.S.Kumar

    21.  Dielectric studies of layer structured Na-Ca bismuth titanate mixed ceramics, Ind. J. Engg. & Mat. Science 5 83 (1998)

    22.  Impedance Analysis of layer structured NBT-CBT mixed ceramics, 12 433 Mod. Phys. Lett. B (1998) P.S.Rama Sastry, T.Bhi,asankaram, G.S.Kumar and G.Prasad

    23.  Piezoelectric polymer composite materials Current Science 74 967(1998), T.Bhi,asankaram, S.V.Suryanaraya and G.Prasad

    24.  Model for estimation of electromechanical characteristics of polymer piezoelectric composites with different connectivities, 13 th Young Physicist Colloquium 95 Indian Physical Society (1995) G.Prasad

    25.  Synthesis and electrical properties of SmBi5F2T3O15, Mod. Phys. Lett. B 12 371 (1998) N.V.Prasad, G.Prasad, T.Bhi,asankaram, S.V.Suryanaraya and G.S.Kumar

    26.  Pyroelectricity in calcium substituted sodium bismuth titanate layered structured ferroelectric ceramics Bull. Mat. Sci. 22 59 (1999) P.S.Rama Sastry, G.S.Kumar, T.Bhimasankaram, and G.Prasad

    27.  Education in Physics: Training for a career in Research, Bull of Indian Association for Physics Teachers, 15 137, (1998). G.Prasad

    28.  Electrical properties of SiO2 doped sodium meta venadate sintered discs Bull. Of Mat. Sci. 22 779(1999). B.V.Bahuguna Saradhi, G.Prasad, G.S.Kumar and T.Bhimasankaram

    29.  Methods of physics computation I Differential Equations, Bull. Of Indian Association of Physics Teachers 15 301 (1998). G.Prasad

    30.  Effect of magnetic field on the piezoelectric resonant frequency of a piezoelectric-ferrite composite, Proceedings of SPIE 3309 266 (1999) K.Srinivas, G.Prasad, T.Bhimasankaram, S.V.Suryanaraya Chandra Prakash and S.N.Chaterjee

    31.   Electromechanical coefficients of magnetoelectric PZT-CoFe2O4 composite Modern Physics Letters B 14 663(2000) K.Sinivas, G.Prasad, T.Bhimasankaram and S.V.Suryanaraya

    32.  Effect of Hipping on conductivity and impedance measurements of DyBi5Fe2Ti3O15 ceramics Bull. Materials Science 23 483 (2000) N.V.Prasad, G.Prasad, Mahendra Kumar, T.Bhimasankaram, S.V.Suryanaraya and G.S.Kumar

    33.  Studies on electrical properties of SrBi4Ti4-3xFe4xO15 Bull. Materials Science 23 431 (2000) N.Venkat Ramulu, G.Prasad, T.Bhimasankaram and S.V.Suryanaraya

    34.  Impedance Spectroscopy studies in Sr Bi4Ti4O15 Ind. J Pure & Appl. Physics 39 718 (2001) N.Venkata Ramulu, M.Aparna, G.Prasad, G.S.Kumar and T.Bhimasankaram.

    35.  Impedance Spectroscopy studies on GdBi5Fe2Ti3O18  Ceramic Int. J Mod. Physics B 15 2053(2001) N.V.Prasad, G.Prasad, T.Bhimasankaram, S.V.Suryanaraya and G.S.Kumar

    36.  Effect of lanthanum doping on electrical and electromechanical properties of Ba1-xLaxTiO3 Bull. Mat. Science 24 497(2001) M.Aparna, T.Bhimasankaram, S.V.Suryanaraya, G.Prasad and G.S.Kumar

    37.  Synthesis, impedance and dielectric properties of LaBi5Fe2Ti3O18 Bull. Mat. Science, 24 487 (2001) N.V.Prasad, G.Prasad, T.Bhimasankaram, S.V.Suryanaraya and G.S.Kumar

    38.  Electrical properties of rare earth substituted Bi6Fe3Ti3O18 compounds Int. J. Modern Physics 16 2331 (2002) N.V.Prasad, G.Prasad and G.S.Kumar

    39.  Synthesis and Characterization of Lanthanum doped Sodium Bismuth Titanate Int. J Mod. Physics B 16 1007(2002) .Aparna, T.Bhimasankaram, G.S.Kumar and G.S.Kumar

    40.  Dielectric measurements on rare earth substituted Bi6Fe2Ti3O18 ceramic Phase Transitions 76 575 (2003) N.V.Prasad, G.Prasad, S.V.Suryanaraya and G.S.Kumar

    41.  Impedance  spectroscopic studies in ferroelectric Na1/2Bi1/2TiO3 Mat Sci & Engg B98 10 ( 2002) B.V.Bahuguna Saradhi, K.Srinivas, G.Prasad, S.V.Suryanarayana and T.Bhi,asankaram

    42.  Effect of partial replacement of Bi on electrical properties of layered structured strontium bismuth titanate, Ferroelectrics 324  145 (2005) M.Raghavender, G.S.Kumar, M.Vithal, and G.Prasad

    43.  Dispersion of Relaxation times in impedance measurements of Na1-xKxNbO3 Ferroelectrics 324  43 (2005) M.Raganvender, G.S.Kumar and G.Prasad

    44.  Electromechanical characterization of Lanthanum doped sodium bismuth titanate ceramics Ferroelectrics 324  63 (2005) M.Aparna, G.S.Kumar and G.Prasad

    45.  Degree of diffused phase transition and Non-Debye dielectric relaxation in Ba(NdxTi1-xNbx)O3 ceramics Modern Physics Letters B 19 1335 (2005) S.Mahboob, G.Prasad, G.S.Kumar and A.R.James

    46.  Dielectric and Impedance studies on new bismuth layered compound SrBi3NbTi2O12  Ferroelectrics 324  137 (2005) A.Siddeshwar, Ravi Kumar, G.Prasad and G.S.Kumar

    47.  Dielectric properties of BaTiO3 based lead free relaxor prepared through conventional and microwave sintering Ferroelectrics 326  79 (2005)  Syed Mahboob, A.B.Datta, G.Swaminathan, G.Prasad and G.S.Kumar

    48.  Preparation characterization and impedance study of AgTaMP3O12 (M=Al,Ga,In,Cr,Fe and Y) Solid State Ionics 176 2701 (2005) K.Koteswara Rao, G.Rambabu, M.Raganvender, G.Prasad, G.S.Kumar and M.Vithal

    49.  Electrical properties of La-modified strontium bismuth titanate Ind. J Pure and Appl. Physics 44 46(2006) M.Raganvender, G.S.Kumar, G.Prasad

    50.  Structural properties and impedance spectroscopy of excimer laser ablated Zr substituted BaTiO3 thin films J Physics D: Appl. Phys. 39          (2006) A.R.James, Chandra Prakash and G.Prasad

    51.  Electromechanical characterization of lanthanum doped sodium bismuth titanate ceramics Mod. Phys. Letters B 20  475 (2006) M.Aparna, M.Raganvender, G.Prasad, G.S.Kumar

    52.  Modification of dielectric relaxations in sodium bismuth titanate with samarium doping, J Phys. Chem. of solids 67  1803 (2006) M.Raganvender, G.S.Kumar and G.Prasad

    53.  Electrical conduction in (Na0.125Ba0.65 Ca0.1 )(Nd0.065 Ti0.87 Nb0.065 ) O3 ceramic, Bull. Mat. Sci. 29 35(2006) Syed Mahboob, G.Prasad, G.S.Kumar

    54.  Preparation, characterisation and thermal expansion studies of Ca0.5 SbMP3 O12 (M=Al, Fe, Cr) J. Mat. Sci. In print (2006)

    55.  Study of dielectric and impedance relaxations in (Na0.125Ba0.65 Ca0.1 )(Nd0.065 Ti0.87 Nb0.065 ) O3 ceramic Mat. Chem. & Phys. 99 276 (2006) A.Siddeswar, G.Prasad, G.S.Kumar

    56.  Transition of modified layer structured bismuth titanate from normal to relaxor ferroelectric state, Modern Phys. Lett. B 20 1597 (2006) Syed Mahboob, G.Prasad, G.S.Kumar

    57.  Preparation, characterization and impedance studies of LiSbM(PO4) M= Al, Fe and Cr, J. Appl. Phys. 100        (2007) 

    58.  Impedance and AC conductivity studies on Ba(Nd0.2Ti0.5Nb0.2)O3 ceramic prepared through conventional and microwave sintering Bull. of Mat. Sci. 29 347(2006) Syed Mahboob, G.Prasad, G.S.Kumar

    Books Published ( co-author) 

    59.  Applied Physics BS publications Hyderabad ( 2000)

    60.  Solid state Physics BS Publications (2003)

    61.  College Physics Himalaya Publishing House (2005)

    62.   Solid state Physics for BR Ambedkar Open University (Under preparation) 2006