JNCiR :: JNCASR Institutional Repository: Recent submissions

  • Experimental and theoretical investigations of functional supramolecular assemblies 
    Kulkarni, Chidambar (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2011)
    With the discovery of conducting polymers in the late 1990s the field of organic electronics has seen an enormous activity from a range of researchers including chemists to physicists. As the physics and chemistry of ...
  • Investigations of Al1-xGaxFeO3 family of oxides 
    Saha, Rana (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2011)
    Ferromagnets, ferroelectrics, and ferroelastics all together come under a generic name ‗Ferroics‘. Studies on ferroics mainly focuses on the change of different physical properties such as magnetic, dielectric and other ...
  • Hexacyanometallate as an effective building unit: Soft supramolecular networks to 3D functional porous coordination frameworks 
    Hazra, Arpan (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2011)
    Modular synthesis of soft materials, e.g. block copolymers, organic thin films and molecular inclusion compounds, promise precession engineering of specific properties and functions. Amongst them, the class of molecular ...
  • Studies of growth of metal nanostructures on single crystal surfaces 
    Thakur, Varun (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2011)
    The need to attain energy security has prompted intense research in the fields of solid state lighting and full spectrum solar cells. In addition to conventional systems, wide band gap semiconductors are explored for ...
  • Theoretical studies of transport at the nanoscale 
    Sen, Sudeshna (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2011)
    This dissertation is about electronic transport in nanoscale conductors. Nanotechnology and nanophysics are contemporary and emerging areas and that is because of the ineteresting features that emerge as one explores ...
  • Studies of length scales in semiconducting polymers using scanning photocurrent contrast microscopy 
    Kabra, Dinesh (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2007)
    Semiconducting polymer films. when photoexcited with defined beam profiles generate excess charge carriers from the electronically excited state, which eventually spread over a volume exceeding the beam-sample cross-section. ...
  • Investigations of nanostructures of BN,BCN and other inorganic materials 
    Raidongia, Kalyan (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2011)
    The thesis consists of seven chapters, of which the first chapter presents a brief overview of nanomaterials. Chapter 2 deals with the transformations of elemental nanowires of metals and silicon to nanotubes of the ...
  • Study of ZnO nanocrystals with different oxygen vacancy concentrations using high resolution electron energy loss spectroscopy 
    Krishnan, Dileep (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2011)
    This thesis consists of 3 chapters describing the study of ZnO semiconductor nanocrystals with high resolution electron energy loss spectroscopy (HR-EELS ) ina FEI TITAN 3TM 80- 300 kV transmission electron ...
  • Synthesis and characterization of nanostructures and Raman markers for bio-diagnostics using SERS 
    Kumari, Gayatri (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2011)
    The foundation of scattering phenomena of light was laid as early as 1922 when Brillouin predicted scattering of light by long wavelength elastic sound waves [1]. Later in 1928, Sir C. V. Raman and K. S. Krishnan discovered ...
  • MD Simulation studies on the structure dynamics and interfacial properties of RTILs 
    Sarangi, Soumya Saswati (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2010)
    The thesis entitled Molecular Dynamics Simulation Studies on the Structure, Dynamics, and Interfacial Properties of Room Temperature Ionic Liquids” presents the results of investigations on room temperature ionic liquids. ...
  • Optical and Related Properties of Inorganic nanoparticles 
    Bhat, S. Venkataprasad (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2010)
    Many modern technologies have advanced to the point that the relevant fea- ture size is on the order of a few to a few hundreds of nanometer. At the fundamental level, there is an urgent need to better understand the ...
  • Investigations of multiferroic materials 
    Sahu, Jyoti Ranjan (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2011)
    This thesis presents the synthesis and investigations of physical properties of multiferroic materials. Multiferroics are materials in which two or all the three properties: ferroelectricity, ferromagnetism and ferroelasticity ...
  • Investigations of nanocarbons and other inorganic nanomaterials 
    Maitra, Urmimala (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2010)
    Materials when reduced to nanoregime they start behaving differently from what they are in bulk; nanotechnology and science of nanomaterials thus attract a whole lot of attention. This thesis consists of seven chapters ...
  • Studies on semiconducting polymer-electrolyte and conducting polymer-retinal tissue interfaces 
    Gautam, Vini (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2010)
    Two research problems. have been addressed in this thesis. Both the probleM.S. involve the use of Conjugated Polymers. The first problem undertaken revolves around the photoexcitation of a semiconducting polymer-liquid ...
  • Tuning miscibility and morphology at the nanoscale: First principles investigations 
    Mammen, Nisha M. (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2010)
    This thesis is divided into five chapters. (A)The first chapter in the thesis gives a brief introduction and motivation for studying low dimensional systeM.S.. We have discussed about how the properties change very ...
  • Investigations of metal and metal-organic bilayer nanostructures employing atomic force microscopy and related techniques 
    John, Neena Susan (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2007)
    The thesis pertains to investigations on metal and metal-organic bilayer nanostructures employing atomic force microscopy and related techniques. It is organized into six chapters. Chapter 1 introduces the concept of ...
  • Raman applications in nanodiagnostics and templating 
    Siddhanta, Soumik (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2010)
    A lot of techniques for detection of specific Nucleic acid sequences have been used for diagnosis of diseases. Some of the techniques involve labeling oligonucleotides with specific sequences with fluorescence dyes and use ...
  • Synthesis, characterization and applications of hybrid materials 
    Chaturbedy, Piyush (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2010)
    This thesis presents the synthesis of various novel hybrid materials. The potential applications of these hybrid materials are demonstrated. Chapter 1 introduces hybrid materials and signifies the advantages of combining ...
  • Theoretical modelling of nano-structured (Hf,Zr)N/(Sc,Y)N metal/semiconductor superlattices for thermoelectric energy conversion 
    Saha, Bivas (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2010)
    Thermoelectric materials that convert heat flux into electrical energy are a topic of great scientific interest because of their potential to deal with the present day energy challenges. Wide range applications and ...
  • Investigations of new methods of synthesis, phenomena and novel properties of nanocarbons and other nanomaterials 
    Voggu, Rakesh (Jawaharlal Nehru Centre for Advanced Scientific ResearchChemistry and Physics of Materials Unit (CPMU), 2010)
    This thesis consists of seven Chapters. Chapter 1 gives a brief overview of nanomaterials. Chapter 2 consists of two parts of which Part 1 describes efforts towards phase transfer of nanocrystals of gold and CdSe from ...

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