Browsing Division of Chemical Sciences by Title
Now showing items 518-537 of 954
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On the Origin of Parasitic (Electro)Chemistry in Rechargeable Aprotic Metal-Oxygen Batteries
Aprotic metal-oxygen batteries, especially Li-O2 and Na-O2 batteries, could afford theoretical specific energies in excess of 1000 Wh/kg. However, the practical realization of the theoretically possible high specific ... -
One-Pot Synthesis Of Chiral Disulfides & Diselenides From α-Amino Acids Mediated By Ammonium Tetrathiomolybdate In Water
(Indian Institute of Science, 2007-03-27)We have described herein a convenient one-pot synthesis of lisulfides/diselenides from a-amino acids mediated by ammonium etrathiomolybdate in water. (Figure 1) (Figure) Figure 1 Transformation of α-amino acids ... -
Optical and Structural Studies of Nanocrystal Assemblies
In my thesis I have delved into studying nanoparticle assemblies that can be applied to different types of applications. For example, certain types of nanoparticles can be utilized as quantum light sources or a different ... -
Optimization of Li Storage in Graphitic Materials through Tuning of Electronic Structures
In the current scenario of global warming, pollution and the very limited resources of fossil fuels, Li ion batteries show great promises to fulfil the energy demand of modern civilization without harming the environment. ... -
Optimizing Light Absorption and Nanomorphology in Organic Solar Cells and Near-IR Photodetectors with Ternary Blend Approaches
Solution-processed Organic Solar cells (OSCs) are a promising renewable energy solution due to their solution-processable roll-to-roll fabrication, semitransparency, lightweight, and flexibility. Significant efforts have ... -
Opto-electronic Properties of a Few Dimensionally Controlled Hybrid Halides and Related Systems
To mitigate the adverse environmental effects of burning fossil fuels, it became necessary to explore alternative ‘clean’ renewable energy sources to meet the ever-increasing energy demands. While silicon-based solar cell ... -
Optoelectronic and Magnetic Properties of 2D Layered Organic-Inorganic Hybrids and Selected Transition Metal Oxides
Perovskites with the general chemical formula ABX3 can be categorized into oxides and halides depending on the nature of the X anion. 3D organic-inorganic halide perovskites are extensively studied in the context of solar ... -
Orbital Engineering Directed Electronic Structure Studies: Design of Pseudo 𝜋 Aromatic Molecules, Borophenes and Borophites
The many ways of using three-membered rings as a design element in molecules and borophenes (2D sheets of boron) will be presented. The underlying design principles require constructing and manipulating molecular orbitals ... -
Organic Fluorine in Crystal Engineering : Consequences on Molecular and Supramolecular Organization
(2018-04-06)The thesis entitled “Organic fluorine in crystal engineering: Consequences on molecular and supramolecular organization” consists of six chapters. The main theme of the thesis is to address the role of substituted fluorine ... -
Organic Imine Cages : Self-Sorting and Application
(2017-11-14)Biological systems have the incredible ability to accomplish uncommon chemical transformations with supreme delicacy. Many of those chemical transformations take place within the pocket of enzymes, which provide unique ... -
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 ... -
Organic Transformations in Water : Synthetic and Mechanistic Studies towards Green Methodologies
(2018-04-12)This thesis entitled “Organic Transformations in Water: Synthetic and Mechanistic Studies towards Green Methodologies” is in two parts. Part-I describes various synthetic studies aimed at developing improved methodologies; ... -
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 ... -
Organocatalytic Cascade Cyclizations for the Enantioselective Synthesis of Spirooxindoles
(2018-06-18)The thesis entitled “Organocatalytic Cascade Cyclizations for the Enantioselective Synthesis of Spirooxindoles” is divided into three chapters. Chapter 1: Catalytic Enantioselective Michael Addition/Cyclization Cascade ... -
Organosulfur Reactions In Organic Synthesis With Tetrathiomolybdate
(Indian Institute of Science, 2005-04-27)Recent years have seen a dramatic expansion in synthetic and structural molybdenum - sulfur chemistry. The amplest binary Mo-S moiety in MO$ ion. The thromolybdates derived by sulfur substitution from the 0x0 analogue have ... -
Overcoming Challenges Associated with Designing of Thermoelectric Materials: DFT and Machine Learning Approaches
Search for clean and renewable energy resources has driven recent interest in designing thermoelectric materials that convert the waste heat to useful electricity. High performance thermoelectric materials require excellent ... -
Overcoming Challenges Associated with Hydrogen Storage Efficiency and Fuel Cell Catalysis : An Ab Initio Study
Fuel cells offer the best solution to the imminent energy and environmental crisis staring at our face, urging the scientific community to overcome all the challenges faced by its effective commercialization. These harness ... -
Oxidation of CO Catalysed by Nanometric Mono and Bi-Noble Metals on Various Oxide Supports
Air pollution results mainly from the injurious smoke emitted by cars, buses, trucks, factories etc. This smoke contains carbon monoxide, unburned hydrocarbons and oxides of nitrogen and sulphur. In case of cars, catalytic ...