Division of Chemical Sciences: Recent submissions
Now showing items 321-340 of 968
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Defect Engineering and Doping of 2D Transition Metal Dichalcogenides: A First-Principles Study
The foundation of the electronic industry is based on n-type and p-type semiconductor materials, which is obtained by the ubiquitously present point defects. The presence of defects affects the electronic and optoelectronic ... -
Development of Stimuli-Responsive Self-Assembled Materials for Biomolecular Applications
The thesis entitled ‘‘Development of Stimuli-Responsive Self-Assembled Materials for Biomolecular Applications’’ deals with the design, synthesis, and characterisation of low molecular weight hydrogel systems as well as ... -
Design and Synthesis of Stimuli-responsive Gelators and Novel Gemini Surfactants and Characterization of their Properties upon Self-assembly
Chapter 1. A Brief Overview of Gemini Surfactants and Low Molecular-Weight Gelators (LMWGs) The first part of this chapter gives a brief account of the research done in the area of aqueous 3D-(ca. micelles and vesicles ... -
Structure-Activity Correlation and Mechanistic Investigations of Glutathione Peroxidase-Like Catalytic Activity of Diaryl Diselenides
Hydroperoxides are very harmful and they can oxidize several biomolecules, causing different disease states. Glutathione peroxidase (GPx) is a mammalian selenoenzyme which protects human body from oxidative damage by ... -
Investigations into the Synthesis, Structural, Dielectric and Optical Properties of Multifunctional M2NaNb5O15 (M=Ba, Sr) Nanocrystals and Glass Nanocrystal Composites
The physical properties of borate-based glasses comprising crystallites of inorganic materials (polar) at different length scales have become increasingly important owing to their importance in the design and fabrication ... -
Structural and Electrochemical Investigation of Fluoro(hydroxy)phosphate Based Cathode Materials for Secondary Batteries
Structural and electrochemical investigation of LiFePO4OH hydroxyphosphate material. The synthesis and structure of this material is explained. The hydrothermally synthesized material crystallizes in triclinic structure ... -
Quest for New Chalcopyrite Semiconductors for Photodetector Applications
Photodetectors are widely used as image sensors, in optical communication, remote sensing etc. IR detectors find widespread applications in night vision cameras and medical diagnostics. In this thesis a new chalcopyrite ... -
Syntheses and Structure Elucidations of Co-crystal with Nicotinamide Co-former
Abstract : Co-crystals consist of two or more components that form a unique crystalline structure having unique properties. The components interact via non-covalent, ionic interaction, van der Waals interactions and π-π ... -
Bile Salts in Supramolecular Chemistry: Synthesis of Fluorescent Nanoclusters, Oxide Nanoflowers, and Anion Effect on Metallogels
In summary, we have explored an interesting pH-dependent sensitization of Tb(III) using methyl salicylate (MS) as a sensitizer in aqueous media. Methyl salicylate was found to be a specific sensitizer for Tb(III) but not ... -
Regioselective C-H Amidation Reactions using Directing Group Strategy and its Application in Organic Synthesis
The thesis represents an approach for the C-H bond activation using directing group strategy. The C-H activation happens through five/six-membered metallacycle through concerted metallation deprotonation. Further ... -
Harvesting Solar Photon Using TiO2-CdS Nanostructured Semiconductor Assemblies
Abstract The present Thesis discusses various Titanium dioxide (TiO2) - Cadmium Sulfide (CdS) assemblies for efficient harvesting of the solar photon. Inorganic semiconductor nanocrystals such as CdS have attracted ... -
Investigations of Borocarbonitrides and Nanocarbons
The thesis consists of three parts of which Part 1 describes the investigations of borocarbonitrides. In this Part, Section 1.1 provides the synthesis and characterization of different compositions of borocarbonitrides. ... -
Studies on Alkaline Iron Electrodes for Nickel-Iron Accumulators
A battery is a companion whose interests are world-wide and whose society has never-ending interests. Batteries have applications in cars to space and there is ever growing addiction to batteries. A battery consists of two ... -
Investigating the Role of Domain Swapping in Aggregation of Globular Proteins
The broad objective of this thesis involves computationally modeling protein aggregation with special emphasis on the role of cosolvents and misfolded states. Chapter 1 contrasts the effect of biologically relevant co-solvents ... -
Properties and Applications of Metal Cholate Hydrogels
This thesis presents a detailed study on the unusual properties of silver cholate, applications of lanthanide cholate gels, enhanced luminescence of lanthanides by water, and the mechanism of formation of these gels. ... -
Organic Transformations in the Confined Cavity of Self-Assembled Pd(II) Molecular Containers
Biological systems utilize its extraordinary ability to develop complex and functional molecular assemblies employing reversible non-covalent interactions. These natural aesthetic examples motivated synthetic chemists ... -
Transport, Relaxation and Line shape in Quantum Dissipative Systems with Applications to Photosynthesis and Conjugated Polymers
The thesis entitled as “Transport, Relaxation and Line shape in Quantum Dissipative Systems with Applications to Photosynthesis and Conjugated Polymers” has been divided into five major parts and ten chapters. In Part ... -
Computational Studies of Hydrophobic Force Law, Dynamics in Model Asymmetric Binary Mixtures, and Contribution to One and Two Dimensional Infrared Spectroscopy
Depending on the system and phenomena of interest, the thesis has been partitioned into three major parts. The first part is on the theoretical infrared spectroscopic studies and vibrational phase relaxation of supercritical ... -
New Class of Tricoordinate Boron Based Donor-Acceptor (D-A) Systems Exhibiting External Stimuli Responsive Properties, Delayed Emission and Room Temperature Phosphorescence
The main thrust of this thesis is the design and development of a new class of boron-based acceptors, with a substituent which maintains good electronic coupling between boron and the other substitutes on boron, without ... -
Spontaneous Light Emission from Molecular Junctions
Abstract: The study of light emission [1] from a molecular junction is recently gaining research interest. This has direct relevance to develop novel optoelectronic devices [2] and to understand light-matter interaction ...