Chemistry and Physics of Materials

    Publications:  2004

  1. Order-disorder transitions and melting in a helical polymer crystal: Molecular dynamics calculations of model poly(ethylene oxide), M. Krishnan, and S. Balasubramanian,  Chemical Physics Letters, 2004,  385, 351-356.
  2. Anomalous Dielectric Relaxation of Water Molecules at the Surface of an Aqueous Micelle, S. Pal, S. Balasubramanian, and B. Bagchi,  Journal of Chemical Physics,  2004, 120, 1912-1920.
  3. Ab initio molecular dynamics study of supercritical carbon dioxide, M. Saharay and S. Balasubramanian, Journal of Chemical Physics,  2004, 120, 9694-9702.
  4. A Raman study of the temperature-induced low-to-intermediate-spin state transition in LaCoO3, Md. Motin Seikh, L. Sudheendra, Chandrabhas Narayana and C.N.R. Rao,  Journal of Molecular Structure,  2004, 706, 121-126.
  5. A brillouin scattering study of La0.77Ca0.23MnO3; across the metal-insulator transition, Md. Motin Seikh, Chandrabhas Narayana, L. Sudheendra, A.K. Sood and C.N.R. Rao,  Journal of Physics: condensed Matter,  2004,  16, 4381-4390.
  6. High pressure phase transitions in metallic LaB6: Raman and x-ray diffraction studies, Pallavi Terdesai, D.V.S. Muthu, Chandrabhas Narayana, S. Meenakshi, V. Vijaykumar, P. Modak, R.S. Rao, B.K. Godwal, S.K. Sikka, A.K. Sood, Solid State Communications, 2004,  129, 791-796.
  7. Enhanced Molecular Multipole Moments and Solvent Structure in Supercritical Carbon dioxide, M. Saharay and S. Balasubramanian, ChemPhysChem 5, 2004, 1442-1445. (Communication)
  8. Atomistic simulation study of the coupled motion of amino acid residues and water molecules around protein HP-36 : Fluctuations at and around the active sites, S. Bandyopadhyay, S. Chakraborty, S. Balasubramanian, S. Pal, and B. Bagchi, Journal of Physical Chemistry B 108, 2004, 12608-12616.
  9. Dynamics of water at surface of complex systems: Study of aqueous micelles and proteins, S. Pal, S. Bandyopadhyay, S. Balasubramanian and B. Bagchi, in Femtochemistry and Femtobiology: Ultrafast Events in Molecular Science, Ed. M.M. Martin and J.T. Hynes, Elsevier, 2004,  p. 213-220. 
  10. Metal carboxylates with open architectures, C.N.R. Rao, S. Natarajan and R. Vaidhyanathan, Angew. Chem. Int. Ed., 2004, 43, 1466.
  11.  An organically templated Co (II) sulfate with the Kagome lattice, J.N. Behera, G. Paul, A. Choudhury and C.N.R. Rao, Chem. Commun., 2004, 456.
  12. Organically templated open-framework rare earth sulfates with three-dimensional and layered structures, M. Dan, J.N. Behera and C.N.R. Rao, J. Mater. Chem., 2004, 14, 1257.
  13. First organically templated open-framework metal selenate with a 3-dimensional architecture,  J.N. Behera, A.A.Ayi and C.N.R. Rao, Chem. Commun., 2004, 968.
  14. A solvothermal route to ZnO and Mn-doped ZnO nanoparticles using the cupferron complex as the precursor, M. Ghosh, R. Seshadri and C.N.R. Rao, J. Nanosci. Nanotech., 2004, 4, 136.
  15. New solvothermal routes to GaN nanocrystals, K. Sardar and C.N.R. Rao, Adv. Mater, 2004, 16, 425.
  16. Carbon-assisted synthesis of inorganic nanowires, C.N.R. Rao, G. Gundiah, F.L. Deepak, A. Govindaraj and A.K. Cheetham, J. Mater. Chem., 2004, 14, 440.
  17. Mesoscopic organization of metal nanocrystals, G.U. Kulkarni, P.J. Thomas and C.N.R. Rao, in Encyclopedia of Nanoscience and Nanotechnology, Eds. H.S. Nalwa, Amer. Sci. Publishers, 2004, 5, 277. 
  18. Current-induced phase control in charge-ordered Nd0.5Ca0.5MnO3 and Pr0.6Ca0.4MnO3 crystals,  S. Parashar, L. Sudheendra, A.R. Raju and C.N.R. Rao, J. Appl. Phys., 2004, 95,  2181. 
  19. Unusual magnetic and electronic properties of Gd0.5Ba0.5CoO2.9,  A.K. Kundu, E.V. Sampathkumaran and C.N.R. Rao, J. Phys. Chem. Solids,  2004, 65, 95.
  20. Cation size-disorder as the crucial determinant of the unusual magnetic and electronic properties of Gd0.5Ba0.5CoO3, A.K. Kundu and C.N.R. Rao, J. Phys. Condens. Matter,  2004, 6, 415.
  21. Mesoscopic  assembly  and other properties of metal and semiconductor nanocrystals, C.N.R. Rao, A. Mueller and A.K. Cheetham (Eds), in Recent advances in the Chemistry of  nanomaterials, 2004.
  22. Dip-pen lithography using aqueous metal nanocrystal dispersions, P.J.Thomas, G.U. Kulkarni and C.N.R. Rao, J. Mater. Chem., 14, 2004, 625-628. 
  23. Opto-electrical processes in a conducting polymer-bacteriorhodopsin system, A.G. Manoj and K.S. Narayan, Biosensors and Bioelectronics Journal, 2004, 10, 967.
  24. Solvothermal synthesis of an open-framework Zinc Chlorophosphate, [C8N4H26][Zn3Cl(HPO4)3(PO4)], with a layer structure, S. Mandal, G. Kavitha, C. Narayana and S. Natarajan, J. Solid State Chem.,  2004, 177, 2198-2204.
  25. A Gadolinium Diphenate Coordination Polymer, 1µ[Gd2(H2O)2(C14H8O4)3], with one-dimensional structure, A. Thirumurugan, S.K. Pati, M.A. Green and S. Natarajan, Z. Anorg. Allege. Chem., 2004, 630, 579-584.
  26. A chiral mixed carboxylate, [Nd4(H2O)2(OOC(CH2)3COO)4(C2O4)2], exhibiting NLO properties, R. Vaidhyanathan, S. Natarajan and C.N.R. Rao, J. Solid State Chem., 2004, 177, 1444-1448.
  27. Solvothermal synthesis and structure of one- and two-dimensional zinc phosphates, S. Mandal and S. Natarajan, Inorg. Chimica Acta, 2004, 357, 1437-1443. 
  28. Synthesis of open-framework Iron Phosphates, [C5N2H14]2[FeIII2F2(HPO4)4].2H2O and [C5N2H14][FeIII4(H2O)4F2(PO4)4], with one- and three-dimensional structures, S. Mandal, M.A. Green and S. Natarajan, J. Solid State Chem.,  2004,  177, 1117-1126.
  29. Synthesis and structures of new pyromellitate coordination polymers with piperazine as a ligand, S.V. Ganesan and S. Natarajan, Inorg. Chem., 2004,  43, 189-205.
  30. Inorganic – organic hybrid compounds: Synthesis and structures of new metal organic polymers synthesized in the presence of mixed dicarboxylates, A. Thirumurugan and S. Natarajan, Eur. J. Inorg. Chem.,  2004, 762 – 770.
  31. Terephthalate bridge frameworks of Nd and Sm phthalates, A. Thirumurugan and  S. Natarajan, Inorg. Chem. Commun., 7, 2004, 395-399.
  32. Synthesis and Structure of a three-dimensional organically templated Zinc Ethylene- diphosphonate, [NH3(CH2)2NH3][Zn3{O3P(CH2)2}4], S. Natarajan, Z. Anorg. Allege. Chem., 2004, 630, 291-295.
  33. Dielectric properties of rare earth cobaltates, LnCoO3 (Ln = La, Pr, Nd), across the spin-spin transition, L. Sudheendra, Md. Motin Seikh, A.R. Raju, Chandrabhas Narayana and C.N.R. Rao, Ferroelectrics, 2004,  306, 227-234.

  34. Polymer Based Photodetectors, K. S. Narayan, D. Kabra, and S. Dutta, Mat. Res. Soc. Symp. Proc.,  2004, Vol. 814, I13.5.

  35. Opto-Electrical processes in a conducting polymer-bacteriorhodopsin system, A. G. Manoj and K. S. Narayan, Biosensors and Bioelectronics Journal, 2004,  10, 967.

  36. Semiconducting Polymer Based Position Sensitive Detectors, D. Kabra, Th. B. Singh and K. S. Narayan, Applied Physics Letters, 2004 (in press).

  37. Gate Voltage Controlled Optically induced Charges and Memory Effects in Polymer Field Effect Transistors, S. Dutta and K. S. Narayan,  Advanced Materials, 2004 (to appear).

  38. Photoinduced charge transport in polymer field effect transistors, S. Dutta and K. S. Narayan, Syn. Metals,  2004    ( to appear).

  39. Inhomogeneous magnetic behavior of Pr0.7Ca 0.3CoO3 and Nd0.7Ca0.3CoO3, Asish K. Kundu, E. V. Sampathkumaran, K. V. Gopalakrishnan and C. N. R. Rao, Journal of Magnetism and Magnetic Materials, 2004,  281, 261-266.

  40. Magnetic and electron transport properties of the rare earth cobaltates, La0.7-x LnxCa0.3 CoO3 (Ln = Pr, Nd, Gd and Dy): a case of phase separation, Asish K Kundu, K Ramesha, Ram Seshadri and C. N. R. Rao, J. Phys. Condens. Matter,  2004, 16, 7955-7966.

  41. Electronic phase separation in transition metal oxide systems, C. N. R. Rao, Asish K. Kundu, Md. Motin Seikh and L. Sudheendra, Dalton Trans., 2004,  3003-3011.