Browsing Division of Chemical Sciences by Title
Now showing items 29-48 of 1480
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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 ... -
Analytical Results on Disorder effects on Polaritons and Barrier Crossing Problems
Disorder plays a significant role in the study of numerous fields of research in chemistry. Whether it is a more that 80 years old classic problem like Kramers’ escape rate or the current interest in polaritons, disorder ... -
Ancillary Ligand Effects On The Anticancer Activity Of Ruthenium(II) Piano Stool Complexes
(2011-01-17)The thesis “Ancillary Ligand Effects on the Anticancer Activity of Ruthenium (II) Piano Stool Complexes” is an effort to design better antitumor metallodrugs based on ruthenium(II) complexes with various H-bond donor/acceptor ... -
Anodized Zirconia Nanostructures
(2018-05-01)Electrochemical anodization is a facile technique to synthesize ordered oxide nanostructures. Though the number of materials exhibiting anodized nanostructures has increased considerably in the recent years, only nanoporous ... -
Anomalous Diffusion in a Rearranging Medium Diffusing Diffusivity Models
Diffusion processes, because of their applications to a wide range of phenomena, have been a subject of great scientific interest ever since Einstein formulated the celebrated theory of Brownian motion. Brownian motion is ... -
Antioxidant Activity Of The Anti-Inflammatory Compound Ebselen And Its Analogues : Role Of Nonbonded Interactions
(2010-10-05)Although considered as a poison for long time, the importance of selenium as an essential trace element is now well recognized. In proteins, the redox active selenium moiety is incorportated as selenocysteine (Sec), the ... -
Application of electrochemical kinetics to predict the failure modes of nickle cadmium cells
A critical review of the literature on nondestructive techniques to predict failure modes of sealed rechargeable battery-cells, such as nickel-cadmium cells, has been made. It is thus concluded that a.c. impedance measurements ... -
Applications Of Multiple Quantum Methods In NMR For Determination Of Dipolar Couplings And Chiral Discrimination
(2013-02-20)This thesis is about excitation, detection, properties and applications of multiple quantum coherences applied to different dipolar coupled spin systems. Major focus of the work is on spectral simplification, measurement ... -
Approaches to the total synthesis of steroids
The thesis is divided into two chapters. Chapter I – Section B describes the work done independently by the author. The rest of the work was carried out under the guidance of Professor D.K. Banerjee. Chapter I: The ... -
Aqueous and Non- aqueous dispersions of MoS2 Nanosheets
The focus of this thesis is an attempt to provide a molecular perspective of the interactions of solvent and ligand molecules with sonication assisted exfoliated MoS2 nanosheets in aqueous and non-aqueous dispersions. In ... -
Aqueous and Non-aqueous Dispersions of Graphene and Boron Nitride Nanosheets : NMR Measurements and Molecular Dynamics Simulations
Preface Ever since the discovery of graphene in 2004, there has been considerable interest in two dimensional (2D) nanomaterials due to their distinctive properties and the prospect of potential applications. A ... -
Aqueous Binary Mixtures: A Study Using NMR Measurements and ab initio Molecular Dynamics Simulations
Binary mixtures having a combination of hydrophobic and hydrophilic groups, such as waterdimethyl sulfoxide (DMSO), water-methanol, water-ethanol, water-tertiary butyl alcohol (TBA), water dioxane, and water-glycerol, ... -
Aqueous Dispersions of Graphene Oxide, Reduced Graphene Oxide and Functionalized Graphene Oxide
(2018-01-29)Graphene sheets, one atom thick, two dimensional layers of carbon atoms, have gained enormous importance over the past few years due to their unique attributes - high electronic, thermal conductivities and exceptional ... -
An Architectural Exploration in Coordination Driven Self-Assembly & Fluorescent Imidazolium Salts as Picric Acid Receptors
(2017-10-11)Nature has always remained a constant source of inspiration for chemists for synthesizing natural products, mimicking enzymatic reactions or to construct molecular architectures resembling biological assemblies. With the ... -
Aspects of the chemistry of copper(II) complexes having different nuclearity
Synopsis of the thesis entitled “Aspects of the chemistry of copper(II) complexes having different nuclearity” to be submitted by Mrs. K. Geetha under the supervision of Prof. A. R. Chakravarty of the Department of Inorganic ... -
Aspects Of The Chemistry Of Iron Complexes Showing DNA Photo-cleavage Activity
(2010-12-30)The present thesis deals with different aspects of the chemistry of iron complexes, their interaction with DNA and photo-induced cleavage of double-stranded DNA. Chapter I presents a general introduction on metal-based ... -
Aspects Of The Chemistry Of Oxovanadiulm(IV) Complexes Showing Photo-Induced Cytotoxicity And DNA Cleavage Activity
(2011-07-08)The present thesis deals with different aspects of the chemistry of oxovanadium(IV) complexes, their interaction with DNA and protein and photo-induced DNA and protein cleavage activity and photocytotoxicity. Chapter I ... -
Asymmetric Catalysis, Transition metal catalysis, Allylation, Propargylic alkylation, Cooperative catalysis and nonadjacent stereocenter
Transition metal catalysis has transformed asymmetric synthesis by enabling precise control of stereocenters, essential for bioactive molecules. This thesis outlines a systematic investigation of stereochemical complexity ... -
Asymmetric Catalysis: From Atroposelective Organocatalysis to Iridium-Catalyzed Generation of Central Chirality
Thesis Abstract: This thesis, entitled as “Asymmetric Catalysis: From Atroposelective Organocatalysis to Iridium-Catalyzed Generation of Central Chirality” is divided into three chapters. Chapter 1, highlights the ... -
Asymmetric Synthesis of Amino Acid Derivatives and Total Synthesis of Biologically Active Natural Products
The thesis describes the development of synthetic method for the synthesis of -amino acid esters, amides, thioesters using Ellman sulfinimines. The procedure developed was further utilized in the synthesis of di and tri ...