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List of Papers published during 2001-2005

 2001

  1. Investigations on sandwich structures of metal-free phthalocyanine thin films using gold electrodes Indian Journal of Pure & Applied Physics 39 159 (2001)
  2. Determination of the thermal activation energy and grain size of iron phthalocyanine thin films Materials Letters 48 (2) (2001) pp. 64-73
  3. Electrical conductivity studies in bismuth and bismuth oxide thin films Indian J. Pure and Applied Physics (accepted)
  4. Electrical , optical and structural studies in bismuth thin films J. of Physics (accepted)
  5. Optical absorption and emission spectral studies of phthalocyanine molecules in  DMF J. Porphy. Phthalo. 5 (2001) 456-459
  6. Spin valve effect in manganese oxide perovskites: CMR In ” Giant magnetoresistance and related properties of metal  oxides ”      CNR Rao and B Raveau, World Scientific Publishing co. , Singapore
  7. Reflection statistics of random lasers Asian J. of Physics, 9 (2000) 281
  8. Electrical, optical and structural properties of binary phase free CuInSe2 thin films D – Appl. Phys. 34 8 1143-1146 (2001)
  9. Solutions to Cosmological Problems with Energy Conservation and varying c, G and Lambda Modern Physics Letters A 16 (2001)
  10. Dissipative collapse of a spherical cluster of spherical gas clouds
  11. Ultrasonic study of (1-x-y)(B2O3)-x(Li2O)-y(MCl2), (M=Cd,Zn) glasses Mat. Res. Bulle., 36 (2001) 867
  12. Role of Grain Boundaries on the Electrical Conductivity of Nanophase Zinc Oxide J. Materials Science and Engineering A, 304-306 (2001) 810
  13. Role of Grain Boundaries on the Electrical Properties of ZnO-Ag Nanocomposites: An Impedance Spectroscopic Study Acta Materiallia, 49 (2001) 729
  14. Growth and microtopographical studies of gel grown cholesterol crystals Bull. Sci. (August, 2001)
  15. Growth and Characterisation of Cerium Lanthanum Oxalate Crystals grown in Hydro- Silica Gel    Res. Technol., 36 (2001) 141
  16. Growth and characterization of a new metal organic crystal : Potassium thiourea bromide.   Letters, 49(2001)299

List of Papers published during 2002

 

  1. Nonlinear time series analysis of the fluctuations of the geomagnetic horizontal field.      B George, G Renuka, K Sateesh Kumar, C P Anil Kumar and C Venugopal  Annales Geophysicae 20 (2002)175 – 183
  2. Harmonic Analysis and an empirical model for TEC over Palehua K Unnikrishnan, R Balachandran Nair and Chandu Venugopal  J. Atmos. Solar and Terr. Physics 64 (2002) 1833 – 1840.
  3. A comparative study of nighttime enhancement of TEC at a low latitude station on storm and quiet nights including the local time, seasonal and solar activity dependence.       K Unnikrishnan, R Balchandran Nair and Chandu Venugopal         Annales Geophysicae 20 (2002) 1843 – 1850.
  4. A.Kumar, N.V.Unnikrishnan, V.P.N.Nampoori and C.P.Girijavallabhan,Optical properties of Porphyrins in inorganic glassy matrix. Mat. Chem. Phys.73,206(2002)
  5. A.Kumar, Vinoy Thomas,Gijo Jose, N.V.Unnikrishnan V.P.N.Nampoori Energy transfer in Rh 6G:Rh B system in PMMA matrix under cw laser excitation J. Photochem.Photobio. A chemistry 153,560(2002)
  6. N V Unnikrishnan, Vinoy Thomas, Gijo Jose and Gin Jose Structural evolution and fluorescence properties of Dy3+: Silica matrix SPIE proceedings,4905,145 (2002)
  7. I. Paulose, Gin Jose, Vinoy Thomas, Gijo Jose & N.V.Unnikrishnan, Spectroscopic studies of Cu2+ ions in sol-gel derived silica matrix, Bull. Mat. Sci. 25,69(2002).
  8. K.Joseph, B.Verghese, C.Sudarsanakumar, S.Deepa, D.Viswam, P.Chandran,  and C.V.Asokan.      Highly facile and stereoselective  intramolecular [2+2]photocycloadditions of  bis(alkenoyl)         ketenedithioacetals.      Chem. Commun.  (2002) 736.
  9. Kamath, GB; Joseph, CM; Menon, CS, Effect of air annealing on the electrical and optical properties of MgPc thin films, MATERIALS LETTERS, 57 (2002) 730.
  10. Binu, PR; Joseph, CM; Shreekrishnakumar, K; Menon, CS, Preparation and physical properties of nickel phthalocyanine-substituted sodium borate glass, MATERIALS LETTERS, 57 (2002) 739.
  11. Jayachandran, KP; Menon, CS, Nonlinear elastic properties in high-T-c superconductor Nd1.85Ce0.15CuO4 under pressure, PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, 382 (2002) 303.
  12. Jayachandran, KP; Menon, CS, Mode Gruneisen parameters and the low temperature thermal expansion of high-T-c superconductor La1.8Sr0.2CuO4, PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, 383 (2002)159.
  13. Mathew, VM; Menon, CS; Jayachandran, KP, Third-order elastic constants and pressure derivatives of the second-order elastic constants of hexagonal boron nitride, JOURNAL OF MATERIALS SCIENCE, 37 (2002) 5237.
  14. Varghese, S; Iype, M; Mathew, EJ; Menon, CS, Determination of the energy band gap of thin films of cadmium sulphide, copper plthalocyanine and hybrid cadmium sulphide/copper phthalocyanine from its optical studies, MATERIALS LETTERS, 56 (2002)1078.
  15. Mathew, VM; Menon, CS; Jayachandran, KP, Third-order elastic constants and pressure derivatives of the second-order elastic constants of beta-tin, JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS, 63 (2002)1835
  16. Iype, M; Varghese, S; Mathew, EJ; Menon, CS, Temperature depedence of the activation energy of thin films of zinc sulphide, copper phthalocyanine and multi-layer zinc sulphide-copper phthalocyanine, ASIAN JOURNAL OF CHEMISTRY,14 (2002) 1667.
  17. Iype, M; Varghese, S; Mathew, EJ; Menon, CS, Determination of the energy band gap and absorption coefficient of thin films of chemically deposited lead sulphide, copper sulphide and multilayer lead sulphide-copper sulphide thin films, ASIAN JOURNAL OF CHEMISTRY, 14 (2002) 927.
  18. Joseph, CM; Binu, PR; Shreekrishnakumar, K; Menon, CS, Preparation and physical properties of CuPc substituted sodium borate glass matrix, ATERIALS LETTERS, 53 (2002) 326.
  19. Rajesh, KR; Menon, CS, Estimation of the refractive index and dielectric constants of magnesium phthalocyanine thin films from its optical studies, MATERIALS LETTERS, 53 (2002) 329.
  20. Jayachandran, KP; Menon, CS, Generalized Gruneisen parameters and the low temperature thermal expansion of high-T-c superconductor Bi2Sr2CaCu2O8, JOURNAL OF PHYSICS-CONDENSED MATTER, 14 (2002) 59.
  21. Binu, PR; Joseph, CM; Menon, CS; Shreekrishnakumar, K, Preparation and physical properties of CuPc substituted potassium borate glass, MATERIALS LETTERS, 52 (2002) 323.
  22. Joseph, CM; Menon, CS, Device preparation and characteristics of CuPc transistor, MATERIALS LETTERS, 52 (2002) 220.

 

List of Papers published during 2003

  1. Influence of non-recurrent geomagnetic activity on ionospheric scintillations   C P Anilkumar and C Venugopal  Ind.  J. Physics (2003) 77B 277 – 281.
  2. Destabilization of EIC waves and heating of HPT ions C S Jayasree , G Renuka and C Venugopal Ind.   J.   Radio   & Space   Phys.   (2003)   32   127  –  134.
  3. Ion acoustic instability of HPT particles, FAC density, anomalous resistivity and parallel electric field in the auroral region C S Jayasree , G Renuka and C Venugopal  Proc.  Ind.   Acad.   Sci. :  Earth   &   Planet.  Sci.  (2003)   112   559  –  567.
  4. Linear instabilities in multi-ion plasmas C P Anilkumar, C Venugopal, B George and G Renuka Ind. J. Physics (2003) 77B 561 – 566. Vinoy Thomas, Gin Jose,  Gijo Jose, PI Paulose & NV Unniikrishnan. Spectroscopic charecterisation of chromium in sol-gel derived silica Mat. Chem. Phys.77,826 (2003)
  5. G.A.Kumar, Gin Jose, N.Gerorge,Vinoy Thomas, V.P.N.Nampoori & N.V.Unnikrishnan NIR to UV Absorption Spectra and The Optical Constants of Phthalolocyanines in Glassy Medium. Spectrochim. Acta. Part A59,1(2003)
  6. G. A. Kumar, N.V.Unnikrishnan E. De la Rosa-Cruz and A.Martinez Influence of borate content on the radiative properties  of Nd3+  ions in  fluorophosphate  glasses J Phys.Chem.Solids 64,69(2003)
  7. Gijo Jose, Gin Jose, Vinoy Thomas, Cyriac Joseph, M A Ittyachen and N.V.Unnikrishnan Fluorescence Enhancement from Eu3+ Ions in CdSe Nanocrystal Containing Silica Matrix Hosts  Mater. Lett.57,1051(2003)
  8. P.I. Paulose, Vinoy Thomas, Gijo Jose & N.V Unnikrishnan Sensitized Fluorescence of Mn2+: Ce3+ System in Phosphate Glass J Phys.Chem.Solids, 64,841 (2003)
  9. Gin Jose, Vinoy Thomas, Gijo Jose, PI Paulose, NV Unniikrishnan Application of a modified Judd-Ofelt theory to Pr3+ doped phosphate glasses and the evaluation of radiative properties. J.Non Cryst. Solids 319,89 (2003)
  10. Dissipative Collapse of a Spherical cluster of Gas Clouds Indulekha K., Ramadurai S.,  Vijayagovindan G.V.  Bulletin of the Astronomical Society of India 31  (2003)  447.
  11. Binu, PR; Joseph, CM; Shreekrishnakumar, K; Menon, CS, Electrical conductivity and optical absorption studies on NiPc-substituted borate glass matrix, MATERIALS CHEMISTRY AND PHYSICS,80 (2003) 591.
  12. Microhardness Studies of Pure and Doped Brushite Crystals Issac paul, Cyriac Joseph and M A Ittyachen         Indian Journal of Physics, Vol.77A (2003)37

List of Papers published during 2004

  1. P.R.Biju. Gin Jose, Vinoy Thomas , N.V. Unnikrishnan Energy transfer studies between Sm3+and Eu3+ in zinc sodium phosphate glass.J. Opt. Mat.24,671(2004)
  2. Gin Jose, Vinoy Thomas,Gijo Jose,P.I. Paulose, Biju P R and N,V.Unnikrishnan Application of Standard and Modified Judd-Ofelt Theory to Pr3+ Doped Phosphate and Sol-Gel Silica Glasses Phys. Chem.Glasses 45,57(2004)
  3. G A Kumar, J Lu, A A Kaminskii, K Ueda,  H Yagi, T Yanagitani and V.Unnikrishnan Spectroscopic and stimulated emission characteristics of Nd3+ in transparent YAG ceramics IEEE J.Quant.Electron. 40, 747(2004)
  4. Gijo Jose, Gin Jose, Vinoy Thomas, Cyriac Joseph, M A Ittyachena and N V Unnikrishnan Local structure around Eu3+ Ions in CdSe Nanocrystal Containing Silica Glass J. Fluoresc. 14(2004)733
  5. Anit Elizabeth, Gin Jose, Vinoy Thomas, Gijo Jose, Cyriac Joseph, M A Ittyachen and N V Unnikrishnan Studies on the growth and optical characterization of dysprosium gadolinium oxalate single crystalsCryst. Res. Technol. 39,(2004)105
  6. Latitudinal variations of strength of ionospheric storms and its correlation with intensity of magnetic storms K Unnikrishnan and Chandu Venugopal J. Physics (2004) 78B 47 – 53.
  7. Relation between shear-zone thickness, boundary layer instability and plasmoids in the geo-magnetosphere G Renuka, R Raji, M S Sindhu and C Venugopal J.  Radio  & Space  Phys.   (2004)   33   99 – 103
  8. Analysis of the fluctuations of the total electron content measured at Goose Bay using tools of nonlinear methods K Sateesh Kumar, C V A Kumar, Benny George, G Renuka and C Venugopal of Geophysical Research (2004) 109 A02308
  9. Wavelet analysis of long period oscillations in geomagnetic field over the magnetic equator Molly  Isaac, G Renuka and C Venugopal Atmos. Solar and Terr. Physics (2004)  66 919 – 925.
  10. Collapse of an Inhomogeneous protogalaxy with Random Motions, Indulekha K.,  Ramadurai S., Vijayagovindan G.V.  Advances in Space Research 34 (2004) 670.
  11. Vinu, TP; Menon, C S, Third-order elastic constants of the alloy Fe72Pt28, JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, 280 (2004) 287.
  12. Anil, TV; Menon, C S; Kumar, KSK; Jayachandran, KP, Third-order elastic constants of ZnS and ZnSe, JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS, 65 (2004)1053.

List of Papers published during 2005

  1. Gijo Jose, Vinoy Thomas and N.V.Unnikrishnan Radiative parameters of Eu3+ ions in CdSe Nanocrystal containg silica matrices Physica B 357 (2005)270.
  2. Vinoy Thomas, Gijo Jose, Gin Jose,  & N V Unnikrishnan  Structural Evolution and Flourescence Properties of Dy3+:Silica J. Sol-gel. Sci. Tech. 33,(2005) 269
  3. Mammen Samuel, C.S.Menon, N.V.Unnikrishnan, Electrical and Optical properties of Indium Phthalocyanine chloride thin films Materials Science – Poland 23,(2005)707.
  4. V. Thomas, Anit Elizebeth,  ,G. Jose, N. V. Unnikrishnan, M. A. Ittyachen,  Studies on the growth and optical characterization of Dysprosium praseodymium oxalate single crystals,J. Optoelecton. Adv.Mat. 7(2005)2687.
  5. P R Biju, Gin Jose, Vinoy Thomas, Gijo Jose, N V Unnikrishnan, Upconversion fluorescence in Sm3+ ion in zinc phosphate glasses, J. Modern Optics 52 (2005)2687.
  6. Elastic Properties of Potassium Lithium Hydrogen Sulphate Crystal: An Ultrasonic Study   George Varugheese, A.S Kumar, A. V Alex, J Philip and L Godfrey Ferroelectrics, 323:133–137, 2005
  7. Growth and dielectric dc conductivity studies in MnSeO4.2H2O single crystal,  R. Rajesh, A. Santhosh Kumar, Leesal Iype,  Georgekutty Joseph and Godfrey Louis,  Indian J. Phys. 79, No 7 691-693, (2005)
  8. AC Conductivity and dielectric studies of K3Na(SeO4)2 single crystal,  Georgekutty Joseph, A. Santhosh Kumar, Leesal Iype and Godfrey Louis,     Indian J. Phys. 79, No. 7, 699-702, (2005)
  9. Rajesh, KR; Menon, C S,      DC electrical and optical properties of vacuum-deposited organic semiconductor FePcCl thin films, CANADIAN JOURNAL OF PHYSICS,83 (2005)1151.
  10. Rajesh, KR; Menon, CS,       Electrical and optical properties of vacuum deposited ZnPc and CoPc thin films and application of variable range hopping model, INDIAN JOURNAL OF PURE & APPLIED PHYSICS, 43 (2005) 964.
  11. Varghese, AC; Menon, CS, Electrical properties of hybrid phthalocyanines thin films using gold and lead electrodes, EUROPEAN PHYSICAL JOURNAL B, 47 (2005)      485.
  12. Rajesh, KR; Menon, CS, Electrical and optical properties of vacuum deposited MnPc thin films, EUROPEAN PHYSICAL JOURNAL B, 47 (2005) 171
  13. Rajesh, KR; Menon, CS, Determination of conduction parameters of vacuum deposited magnesium phthalocyanine thin films from their electrical, optical studies and application of VRH model, JOURNAL OF NON-CRYSTALLINE SOLIDS, 351 (2005) 2414
  14. Raghupathi, PS; George, J; Menon, CS, Effect of substrate temperature on the electrical and optical properties of reactively evaporated tin oxide thin films, INDIAN JOURNAL OF PURE & APPLIED PHYSICS, 43 (2005) 620.
  15. Rajesh, KR; Menon, CS, Investigation of electrical properties of organic Schottky diodes using MgPc – the effect of oxygen absorption and post deposition annealing, SEMICONDUCTOR SCIENCE AND TECHNOLOGY 20 (2005) 464.
  16. Rajesh, KR; Menon, CS, Influence of oxygen and post deposition annealing on the electrical properties of MnPc and MnPcCl Schottky barrier devices, JOURNAL OF MATERIALS SCIENCE, 40 (2005)1115.
  17. Varghese, AC; Menon, CS, Electrical conductivity studies of mixed phthalocyanine thin films, CENTRAL EUROPEAN JOURNAL OF PHYSICS, 3 (2005)8.
  18. Anil, TV; Menon, CS; Kumar, KSK; Jayachandran, KP, Low-temperature lattice thermal expansion of the II-VI semiconductor ZnSe, JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS, 66 (2005)11.
  19. Microwave studies on double rare earth oxalate crystals Anit Elizabeth, Cyriac Joseph, Issac Paul, M.A. Ittyachen, K.T. Mathew, Anil Lonappan and Joe Jacob Materials Science and Engineering A, Vol. 392 (2005) 43
  20. Sreejith K Pisharady, S.Menon and C.Sudarsanakumar Optical and electrical properties of carbazole thin film       J. Mater. Sci. Lett. 40 (2005) 2047

 

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