Division of Chemical Sciences: Recent submissions
Now showing items 61-80 of 888
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Employing Arynes in Unique Multicomponent Reactions and a Strain-Release Ene Reaction
Arynes are highly reactive electrophilic intermediates, extensively used for synthesizing various benzo-fused heterocycles and 1,2-disubstituted benzenes. Among the numerous reactions of arynes, multicomponent coupling ... -
2,3-Dideoxy Sugars in Glycoconjugations and Cyclic Oligosaccharide Synthesis
2,3- Dideoxy sugars are versatile synthons for organic synthesis. The applications are diverse in biological systems and organic synthesis. In the first part of the thesis, 2,3-unsaturated sugars are used for the ... -
Structural and Electrochemical Investigation of Bisulfate and Hydroxysulfate based Polyanionic Cathodes
The discovery of LiFePO4 cathode for Li-ion battery ushered intensive study on polyanionic high-voltage battery insertion materials. Polyanionic materials offer rich crystal chemistry, robust framework, voltage tunability, ... -
Electrochemical Behavior of Mn-based Oxide Cathode Materials for Alkali-ion Batteries: Study of Cationic and Anionic Redox Reactions
Better batteries are being developed in response to the growing demand for clean energy in order to replace conventional fossil fuels with renewable energy for affordable and long-term energy storage. Lithium-ion ... -
Synthesis and Studies of Covalent Polydiacetylene Glycopolymers as Scaffolds to Uncover Intricate Carbohydrate-Protein Interactions
Overall, the Thesis work establishes: • Monomeric and multimeric ligand-lectin interactions occurring at cell surfaces that could be assessed using purified protein and cellular model system, namely, glycovesicles; • ... -
Studies on Mono- and Multi-valent Ion Storage Using Metal Phosphosulfide and Organic Carbonyl Compounds
The present study describes the results on inorganic and organic materials for energy storage and sensors. It contains eight chapters including introduction, experimental and summary sections. The first chapter gives ... -
Enabling Lithium Metal Anode for Garnet Electrolyte based Solid State Batteries
Solid-state lithium metal batteries (SSLMB) employing inorganic solid electrolytes (ISE) in conjunction with lithium metal anode and intercalation cathode are considered among the most promising alternatives for Li-ion ... -
Microwave-Assisted Synthesis of Vanadium Oxide and Their Applications
Microwave-assisted synthesis has been extensively used to producemetal oxide, hydroxide and sulfides with unique nanostructures.In the present study, a novel, rapid and green microwave-assisted method has been developed ... -
Thermodynamics of Protein Adsorption on Gold and Silica Nanoparticles
Nanoparticle-based biomedical applications in disease diagnostics, site targeting, drug delivery, etc., have been pursued vigorously with the hope of finding better solutions than conventional diagnostics and therapeutics. ... -
Investigation of Psychrophilic SUMO Proteases: Towards a More Efficient SUMO Protease at Lower Temperature
Covalent attachment of the fusion protein, Small Ubiquitin-like modifier (SUMO), to recalcitrant target proteins (especially transmembrane proteins) make purification of the target protein much easier by enhancing its ... -
Studies on BODIPY Appended Ruthenium(II) Complexes for Bioimaging and Photodynamic Therapy Applications
Photodynamic therapy (PDT) is a medical technique that utilizes light, oxygen, and a photosensitizer to treat several medical conditions, including cancer. Because of the limitations and side effects of traditional anticancer ... -
Dynamics of Quantum Supercooled Liquids: A Mode Coupling Approach
In this thesis, I use the quantum mode coupling theory (QMCT) formulation to study the dynamics in a supercooled liquid to understand how quantum fluctuations affect the liquid-glass transition. I calculate the Kubo-transformed ... -
Minerals to Functional Materials: Comprehensive Evaluation of Vanthoffites and Related Materials towards Futuristic Multifunctional Applications
The thesis provides a systematic investigation of materials derived from different mineral species such as vanthoffite and related minerals structures. Search of new multifunctional materials continues to be a challenge ... -
Supramolecular Self-assembly of Diketopyrrolopyrrole with Emergent Photophysics and Unprecedented Photoconductivity
Structural fluctuation in organic molecular semiconductors often plays a key role in fragmenting the conducting pathways even in their condensed phases due to the large fraction of free volumes, acting as trap sites for ... -
Polymerizable Porogen – Direct generation of internally functionalized porous polymers
Bicontinuous functional porous polymers are desirable in terms of pore accessibility, particularly for applications in templating, chromatographic separation, and catalysis. Bicontinuous morphologies can be obtained by ... -
Itaconate Based Novel Amphiphilic Polymer Architectures
Amphiphiles are natural or synthetic molecules consisting of hydrophilic polar head group and hydrophobic non-polar hydrocarbon tail. Beyond a certain concentration, known as critical micellar concentration (CMC), amphiphilic ... -
Radical and Lewis Acid Mediated Syntheses of Panaginsene, Indole-Fused Azabicyclo[3.3.1]Nonane and Davanoids
The thesis contains radical and Lewis acid-mediated syntheses of panaginsene, indole-fused azabicyclo[3.3.1]nonanes, and davanoids. The thesis includes three chapters; chapter-I contains the total synthesis of panaginsene, ... -
Diverse Applications of Luminescent Metallocholate Hydrogels
Supramolecular gels are soft materials consisting of a solid three-dimensional network with noncovalent interactions such as hydrophobic interactions, hydrogen bonding, cation-п, and п- п interactions. Due to their soft, ... -
Total Synthesis of Piperidine and Pyrrolidine Alkaloids and Towards the Total Synthesis of Strychnine
Total synthesis of natural products is an important area of contemporary interest in synthetic organic chemistry. Total synthesis of natural products serves as a platform for the development of new synthetic strategies ... -
Ion insertion and Ion-host Interactions in Diketopyrrolopyrrole-based π-Conjugated Polymers
π-conjugated organic semiconductors are a class of technologically important materials with broad applicability in areas as diverse as energy conversion and storage, bioelectronics, and consumer electronics. This is because ...