Division of Chemical Sciences: Recent submissions
Now showing items 141-160 of 920
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N-Heterocyclic Carbene (NHC)-Catalyzed Stereoselective Synthesis of Six-Membered Heterocycles and Carbocycles
N-Heterocyclic carbene (NHC) based catalysis is employed for the generation of α,β-unsaturated acylazoliums followed by their interception with various nucleophiles, the formal [3+3] annulation reactions for the construction ... -
Designed Synthesis and Electron Microscopy Investigation of Layered Materials Hybrids for Targeted Applications
Post-discovery and advancement in graphene, the field of layered materials, have gained enormous research interest. These materials have unique and diverse range of properties. Layered materials further provide an opportunity ... -
Analytical Applications of Bile Acid-derived Soft Materials
Supramolecular gels are soft materials with solid-like properties such as supporting weight and retaining shape; and some liquid-like features which make them injectable, printable, etc. On the other hand, lanthanide-based ... -
Rational Design of Efficient Catalysts using First-Principles and Machine Learning
Rising concerns about the impending energy crisis and environmental impact have garnered tremendous research interest in developing catalysts for sustainable fuel production and pollution abatement. However, the traditional ... -
Directing cellular differentiation using biophysical cues on multifunctional biomaterial platforms for neural and osteochondral applications
World health organization (WHO) has recognized multiple degenerative diseases as the leading causes of mortality, globally. The drugs-based clinical treatment of chronic degenerative diseases such as multiple sclerosis, ... -
Microwave Rotation-Tunnelling Spectroscopic and Theoretical Studies on Weakly Bound Molecular Complexes: Intermolecular Bonding across the Periodic Table
Intermolecular interactions appear to be well understood in a broad sense today; at a deeper molecular level, it is still evolving. Spectroscopy in this isolated state proved to be a first step toward understanding the ... -
Construction of Carbon-Heteroatom and Heteroatom-Heteroatom bonds using Iodine and Zinc catalysts
The thesis entitled “Construction of Carbon-Heteroatom and Heteroatom-Heteroatom bonds using Iodine and Zinc catalysts” has been divided into five chapters. Chapter 1 describes a general introduction to iodine, hyper-valent ... -
Stereoselective synthesis of functionalized allenes, total synthesis of monticolides A and B, and towards the total synthesis of tulearin C
The thesis, entitled as “Stereoselective synthesis of functionalized allenes, Total synthesis of Monticolides A and B, and towards the total synthesis of Tulearin C” is divided into two chapters. Section A chapter-1 deals ... -
Design and Synthesis of New Delivery Vehicles for Anti- Cancer Therapeutics
The thesis entitled ‘‘Design and Synthesis of New Delivery Vehicles for Anti-Cancer Therapeutics’’ encloses the syntheses, characterization and bioactivity determination of the novel systems designed for achieving high ... -
Development and Evaluation of Plasma Electrolytic Oxidation Coatings for Spacecraft Applications
Spacecraft structures are often fabricated out of light weight materials in order to reduce the overall mass, thereby reducing the launch cost and/or increasing the payload capability. Aluminium alloys, especially AA6061, ... -
Design and Development of Proteasome Activity Modulators: A Novel Strategy for the Treatment of Diabetes Mellitus
Design and Development of Proteasome Activity Modulators: A Novel Strategy for the Treatment of Diabetes Mellitus Abstract The ubiquitin-proteasome system (UPS) is the major pathway for degradation of the intracellular ... -
Zeolitic Imidazolate Framework (ZIF-8) Supported Nanoparticles: Synthesis and Applications
Nanoparticles have gained great interest in various fundamental and applied areas of science and technology due to their tunable size dependent properties which is not achievable by their bulk counterparts. Nanoparticles ... -
Sol-gel based organic-inorganic hybrid coatings for corrosion protection of aerospace aluminium alloy
Aluminium metal is known for its high electrical conductivity, thermal conductivity and high reflectivity. Aluminium alloys of 2XXX series, particularly the 2024 alloy with the quaternary Al–Cu–Mg–Mn composition are widely ... -
Protein Adsorption on Gold Nanoparticle and Protein Surfaces Probed by Second Harmonic Light Scattering
Second harmonic light scattering (SHLS) is a highly sensitive technique to probe reactions at interfaces/surfaces because of symmetry breaking at the interface/surface produces a large surface polarization which gives ... -
Carbon-Carbon and Carbon Heteroatom Bond Forming Reactions: From Organocatalysts to Quantum Dots
Butenolides containing stereogenic centers on the ring, are commonly encountered structural motifs, found in many natural products. Consequently, there has been considerable interest in efficient and stereoselective ... -
Tuning crystal structures with weak interactions: From solid solutions to stoichiometric cocrystals
This thesis shows that when two organic compounds A and B are cocrystallized and the A∙∙∙B interactions are neither completely isotropic nor anisotropic enough to cause the formation of a stoichiometric cocrystal AxBy, ... -
Self-assembly of Luminescent Metal Nanoclusters, Supramolecular Bile salt based Gels and their Soft Nanocomposites
The thesis is based on the study of the self-assembly of multicolor luminescent nanoclusters, bile salt derived supramolecular gels and soft hybrid gel-nano composites -
Mechanistic Studies of Transfer Hydrogenation Catalyzed by Ru(ll)-Half-Sandwich and Group 6 NHC complexes
The thesis explores the mechanistic aspects of transfer hydrogenation of ketones and hydrosilylation of imines; two commonly used organic transformations catalyzed by ruthenium half-sandwich complexes of 2-oxazolidinethiones, ... -
Self-powered Broadband and Ultrafast Photoresponse using InN and InGaN grown on AlN/Si (111) by Plasma-assisted Molecular Beam Epitaxy
Group III-nitride semiconductors have enabled revolution in solid-state lighting and high-power/high-frequency electronics. Now-a-days, III-nitride based photodetectors are of great importance because of their various ... -
Analytical models of selected stochastic processes in condensed phase systems
This thesis is a record of the research I have carried out over the last five years to understand a selection of problems in the broad area of single-molecule physics. These problems cover four broad themes: (i) dynamically ...