Browsing Division of Chemical Sciences by thesis submitted date"2006"
Now showing items 1-20 of 26
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Chemical Characterisation Of The Surfaces And Interfaces Of Barium Titanate And Related Electronic Ceramics
(2007-10-25)This thesis deals with the investigations on the atomic composition, chemical surface states and microstructural features of barium titanate and other electronic ceramics namely barium polytitantes, calcium manganites and ... -
Dielectric Titanate Ceramics : Contributions From Uncommon Substituents And Microstructural Modifications
(2009-03-02)This thesis deals with the investigations on the dielectric properties of polycrystalline ceramics having uncommon substitutions in barium titanate and other related phases of BaTiO3-CaTiO3, MgTiO3-CaTiO3 and MgTiO3-BaTiO3 ... -
Functional Dendritic Structures From Bile Acids : Supramolecular Hosts, Light Harvesters And Drug Carriers
(2009-07-08)Functional Dendritic Structures from Bile Acids: Supramolelcular Hosts, Light Harvesters and Drug Carriers Chapter 1. An Overview of Functional Dendrimers. Dendrimers are welldefined, hyperbranched macromolecules that ... -
Functional Derivatives Of MEHPPV Using The Dithiocarbamate Precursor Route
(2009-04-02)Emissive conjugated polymers, namely PPV, PPP, polyfluorenes, etc, have gained considerable attention in recent times, specifically because of their potential application in the fields of PLED’s, displays, FET’s and ... -
Growth Kinetics And Electronic Properties Of Semiconducting Nanocrystals In The Quantum Confined Regime
(2009-03-04)Properties of nanocrystals are extremely sensitive to their sizes when their sizes are smaller or of the order of the excitonic diameter due to the quantum confinement effect. The interest in this field has been concentrated ... -
Influence Of The Bite Angles Of Chelating Diphosphine Ligands In The Chemistry Of Ruthenium Hydride And Dihydrogen Complexes
(Indian Institute of Science, 2007-06-22)The bite angle of a diphosphine ligand plays an important role in determining the reactivity of a transition metal complex. The coordinated dihydrogen on a transition metal center can be activated toward homolysis or ... -
Investigation Of A Novel Class Of Conducting Polyaniline And Related Systems
(2007-10-25)The interest in conjugated polymers has been two-fold. A rich variety of intriguing physical phenomena, combined with its immense technological implications in the area of molecular electronics, sensors etc. has inspired ... -
Investigations Of Open-Framework Metal Carboxylates, Sulfates And Related Materials
(2008-10-13)Open-framework materials constitute an important area of study in materials chemistry, because of their potential applications in areas such as sorption and catalysis. Furthermore, these materials exhibit fascinating ... -
Ireland-Claisen Rearrangement Based Strategy To Sesquiterpenes Containing Vicinal Quaternary Carbon Atoms
(2009-03-02)Among Nature's creation, terpenoids are more versatile and exciting natural products. In a remarkable display of synthetic ingenuity and creativity, nature has endowed terpenes with a bewildering array of carbocyclic ... -
Layered Oxides And Phosphates Of Bismuth: New Structural Types And Related Properties
(Indian Institute of Science, 2007-05-22)The thesis entitled "Layered Oxides and Phosphates of Bismuth: New Structural Types and Related Properties" consists of three parts and six chapters. It begins with an introductory note providing a brief overview of the ... -
Modular Design Of Fluorescent Cation Sensors On A Bile Acid Scaffold
(2011-08-05)Bile acid-based cation sensors involving through space photo-induced electron transfer (PET) processes have been synthesized. In this approach, appropriate known fluorophores and aza crown ether receptor units were attached ... -
Molecular Modulation Of Material Properties: Studies On Nanoparticles, Nanoassemblies, And Low Molecular-Mass Gelator
(2007-11-19)The present thesis titled “Molecular Modulation of Material Properties: Stud- ies on Nanoparticles, Nanoassemblies and Low Molecular Mass Gelator” deals with the preparation, characterization, and investigations into the ... -
Multilayers And Artificial Superlattices Of Lead Magnesium Niobate-Lead Titanate Based Relaxors
(2009-03-05)The present research work mainly focuses on fabrication of compositionally modulated multilayers of (l−x) Pb(Mgi/3N2/3)O3 - x PbTiO3 (PMNPT) through multi target pulsed laser ablation technique. Heterostructures like ... -
Nature Of Solute-Solvent Interaction : Effect Of Solvent Polarity On Excited State Structure Of 2,2,2-Trifluroacetophenone And Effect Of Hydrogen Bonding In Hydrated Electron Absorption Spectrum
(2009-09-02)In solution, the environment around the solute is determined solely by the solvent molecules, which are present closer to the solute. This interaction between solute and solvent shell is very crucial for equilibrium structure ... -
Norbornyl System Revisited : Exploring A Versatile Building Block For The Syntheses Of Natural Products And Analogues
(2009-03-11)Carbohydrates are ubiquitous and important biomolecules. Initially thought to be dull, energy storing moieties, the importance of carbohydrates and their conjugates, glycoproteins and glycopilids, in cellular communication ... -
Novel Distamycin Frameworks For Enhancement And Photoregulation Of DNA Binding And Stabilization Of Higher Order DNA Structures
(2010-10-04)The thesis entitled “Novel Distamycin Frameworks for Enhancement and Photoregulation of DNA binding and Stabilization of Higher Order DNA Structures” has been divided into 4 chapters. Chapter 1 reviews the current trends ... -
Organically-Templated Open-Framework And Hybrid Materials
(2008-01-25)Open-framework inorganic and inorganic-organic hybrid materials constitute an important area of study in materials chemistry, because of their potential applications in areas such as sorption and catalysis. Besides ... -
Quadratic Nonlinearity In Covalently And Non-Covalently Linked Molecules In Solution
(2008-10-01)This thesis deals with the investigation of the first hyperpolarizabilities (β) of a large number of molecules linked to other molecules either covalently or noncovalently. Chapter 1 gives a brief introduction to ... -
Size Dependence of Static and Dynamic Properties of Nanobars and Nanotubes
(2018-02-11)This thesis aims at investigating size dependence of properties of nanostructures from the point of view of a general scaling theory that smoothly connects properties of the bulk to that of nanostructures. Two different ... -
Slow Dynamics In Soft Condensed Matter : From Supercooled Liquids To Thermotropic Liquid Crystals
(Indian Institute of Science, 2007-06-20)This thesis, which contains fourteen chapters in two parts, presents theoretical and computer simulation studies of dynamics in supercooled liquids and thermotropic liquid crystals. These two apparently diverse physical ...