Division of Chemical Sciences: Recent submissions
Now showing items 581-600 of 936
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Synthesis And Environmental Applications Of Polyaniline And Its Nanocomposites
(2014-11-20)The present thesis is focused on the synthesis and environmental applications of polyaniline and its nanocomposites. It is organized in six chapters and brief discussions of the contents of the individual chapters are given ... -
Group III-Nitride Epi And Nanostructures On Si(111) By Molecular Beam Epitaxy
(2014-11-18)The present work has been focused on the growth of Group III-nitride epitaxial layers and nanostructures on Si (111) substrates by plasma-assisted molecular beam epitaxy. Silicon is regarded as a promising substrate for ... -
Controlled Nucleation, Growth And Directed Assembly Of Nanocrystals With Engineered Interfaces For Applications
(2014-11-14)Controlling the morphology of nanocrystals provides provides a possible pathway to tune properties and hence has been explored in depth. However, to obtain a wider spectrum of properties or for multi-functionality. Other ... -
Rotational Specroscopic And Theoretical Investigations Of Non-conventional Hydrogen Bonds
(2014-11-12)The nature of interactions within a molecule, i.e. chemical bonding, is well understood today. However, our understanding about intermolecular interactions, which has great relevance in nature, is still evolving. Historically ... -
Graphene Nanostructures : A Theoretical Study Of Electronic, Magnetic And Structural Properties
(2014-09-26)Graphene is a single layer of carbon atoms arranged in honeycomb lattice. Over a long period of time it was treated as a hypothetical material to understand the properties of other allotropes of carbon, such as graphite, ... -
Mechanism Of The Benzoin Condensation And Related Studies
(2014-09-22)Chapter 1: An assessment of the mechanism of the benzoin condensation. The reaction under non-hydroxylic conditions. The generally accepted mechanism for the well known benzion condensation is unviable for the following ... -
Probing The Equilibrium Geometry Of Weakly Interacting Systems In Solution By Hyper-Rayleigh Scattering
(2014-08-11)Under the electric dipole approximation, second harmonic of the incident light is scattered by a collection of randomly oriented molecular dipoles in solution due to instantaneous orientational fluctuation which is ... -
Supramolecular Gels : Organogels, Aerogels And Tunable, Multi-color, Luminescent Hydrogels
(2014-08-06)Chapter 1: Supramolecular gels and their applications Gels are viscoelastic materials composed of a solid-like three dimensional fibrillar network that is embedded in a liquid. Supramolecular gels belong to a class of ... -
Study Of Structure, Dynamics & Self-Assembly Of Human Insulin-Like Growth Factor Binding Protein-2 By Novel NMR And Biophysical Methods
(2014-08-05)My research work for PhD has focused on: (i) the development and application of new NMR methodologies to solve challenging problems in structural biology and (ii) studying important biological systems to correlate their ... -
Titania Nanotubes For Biotechnological Applications
(2014-08-04)Over the past few decades, inorganic nanostructured materials have elicited a lot of interest due to their high surface-to-volume ratio and many size dependent properties which stem from their nanoscale dimensions. Owing ... -
Investigation Of Inorganic Nanomaterials & Polymer Films
(2014-07-30)The thesis is divided into two parts. The first part deals with the research work carried out on the synthesis and chemical modification of nanomaterials whereas the second part describes the preparation and characterisation ... -
Total Synthesis Of Bio-active Oxylipins And Diyne Containing Natural Products
(2014-07-28)Total synthesis of natural products is of contemporary interest in organic synthesis. One of the useful ways to synthesize the natural products is to originate from inexpensive chiral pool compounds abundantly available ... -
Total Synthesis Of Palmerolide A, Dihydroconduritols And Lentiginosine
(2014-06-30)The thesis entitled “Total synthesis of palmerolide A, dihydroconduritols and lentiginosine” is divided into two chapters. First chapter of the thesis describes the formal total synthesis of bioactive marine macrolide ... -
Tuning Zinc Oxide Layers Towards White Light Emission
(2014-06-09)White light emitting diodes (LED) have drawn increasing attention due to their low energy consumption, high efficiency and potential to become primary lighting source by replacing conventional light sources. White light ... -
Investigation Of Phase Separation In Bulk Heterojunction Solar Cells Via Self-assembly Approach And Role Of Organic Fluorine In Design Of n-type Molecular Semiconductors
(2014-05-01)The present thesis is focused on rational design and synthesis of π-conjugated donoracceptor-donor (D-A-D) type oligomers and D-A type copolymers. Thesis is organized in seven chapters, apart from introduction remaining ... -
Understanding Solvent Effect On Triplet State Structure Of Thioxanthone And Its Derivatives Using Time-Resolved Resonance Raman Spectroscopy
(2014-05-01)It has long been recognized that course and efficiency of a chemical reaction is largely mediated by the short-lived transient species (excited state or radicals) which are formed as reactive intermediates during a chemical ... -
Novel Approaches For The Synthesis Of Amino Acids And Piperidines, Including Asymmetric Strategies
(2014-04-23)Chapter I deals with novel approaches for α-amino acids. This chapter has been divided into three sections. Section A describes the synthesis of α-amino acids via the Beckmann rearrangement of carboxyl-protected β-keto ... -
Conformational Reorganization Of Hyperbranched And Linear Polymers And Functionalized Porous Polymer Films
(2014-04-22)The main focus of the research work presented in the thesis is the understanding of structural and conformational reorganizations in hyperbranched and linear polymers. The thesis includes three different investigations: ...