Browsing Division of Chemical Sciences by Title
Now showing items 230-249 of 828
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Exploring Transition Metal Oxides Towards Development of New Functional Materials : Lithium-ion Battery Cathodes, Inorganic Pigments And Frustrated Magnetic Perovskite Oxides
(2017-10-11)Transition metals (TMs) are ‘elements whose atoms have partially filled d-shell, or which can give rise to cations with an incomplete d-shell’. In TMs, the d-shell overlaps with next higher s-shell. Most of the TMs exhibit ... -
Extending Aryne Chemistry: Application to Insertion Reactions, Multicomponent Couplings, Molecular Rearrangements and Arylation Reactions
Arynes are highly reactive electrophilic intermediates, which can be utilized in various carbon-carbon bond-forming reactions including pericyclic reactions, insertion reactions, multicomponent couplings (MCCs), molecular ... -
Fabrication, micro-computed tomography based quantitative 3D microstructure evaluation of 3D printed bioceramic scaffolds and FE modelling of biomedical implant prototypes
In summary, this thesis provides the following outcomes: a) Formulation of novel powder-binder combination for 3D powder printing of resorbable bone-tissue scaffold. b) The effect of post-processing approach on the macro ... -
Ferroelectric Perovskite Superlattices By Pulsed Laser Ablation
(2010-03-18)Fabrication of artificially structured superlattices, when controlled on a nanoscale level, can exhibit enhanced dielectric properties over a wide temperature range. Possible fabrication of new functional devices based on ... -
A Few Applications of Porous Materials in Biology and Environment
The present thesis discusses the beneficial effects of confining biologically relevant molecules inside porous structures of varying morphology and dimensions. Confinement of a biomolecule such as protein, enzymes drugs ... -
A Few Case Studies of Polymer Conductors for Lithium-based Batteries
(2018-01-17)The present thesis demonstrates and discusses polymeric ion and mixed ion-electron conductors for rechargeable batteries based on lithium viz. lithium-ion and lithium-sulphur batteries. The proposed polymer ion conductors ... -
First Hyperpolarizability (β) of Organic and Inorganic Compounds : Keto-Enol Tautomerism and Halogen Effect
(2018-05-09)The work presented in this thesis has broadly established a few findings about the structure¬hyperpolarizability relation in molecular compounds: First, by measuring βHRS of an organic keto-enol tautomer, benzoylacetanilide ... -
Fluoranthene-Based Materials for Non-Doped Blue Organic Light-Emitting Diodes
(2018-05-16)The organic light-emitting diode (OLED) technology is emerging to be the future technology of choice for thin, flexible and efficient display and lighting panels and is a potential competitor for the existing flat panel ... -
From collective relaxation phenomena to phase separation in binary mixtures and some contributions to the hydration dynamics in the vicinity of biologically active molecules
The thesis presents detailed results of theoretical analyses based on extensive computer simulation studies with an aim to explore, quantify whenever possible, and understand the collective excitations, relaxation processes ... -
From Molecular To Supramolecular : Probing Soild State Self-Assemblies Of Conformationally Locked Polycyclitols And Their Structural Siblings
(2013-07-26)(FOR FIGURES REFER THE MAIN PDF FILE) Supramoleculr chemistry, aptly termed by Lehn as the study of molecular sociology, is the chemistry of the intermolecular bond, focusing on the structures and functions of “supermolecules” ... -
From Synthesis To Applications Of Pristine And Nitrogen-Doped Carbon Nanotubes
(2015-07-13)Carbon nanotubes (CNTs) are well known as excellent electrical conductors. However, their transport properties are limited by electrical breakdown in ambient. Moreover, the electronic properties can further be modulated ... -
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 ... -
Functional Hyperbranched Polyethers Via Melt-Transetherification Polymerization
(2010-04-12)Dendrimers are highly branched macromolecules which are prepared by a stepwise procedure. The presence of a well-defined core, discrete generations and a large number of terminal groups in dendrimers make them structurally ... -
Functional Noble Metal, Bimetallic And Hybrid Nanostructures By Controlled Aggregation Of Ultrafine Building Blocks
(2010-12-30)Functional nanomaterials are gaining attention due to their excellent shape and size dependent optical, electrical and catalytic properties. Synthesizing nanoparticles is no longer novel with the availability of a host of ... -
Functional Oxides for Oxygen Scavenging Applications
The aim of this experimental study is to develop oxide-based materials for oxygen enrichment/separation from air through pressure/temperature swing sorption. Production of commercial oxygen is conventionally achieved ...