Division of Chemical Sciences: Recent submissions
Now showing items 381-400 of 936
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Insights into the Chemistry of Iron Complexes as Imaging and Photocytotoxic Agents
(2018-06-23)The current thesis addresses the various facets of the chemistry of photocytotoxic iron complexes including their syntheses, characterization, evaluation of the anti-proliferative activities in various cancer cell lines ... -
Investigations into the Synthesis, Structural and Multifunctional Aspects of Ba0.85Ca0.15Zr0.1Ti0.9O3 and K0.5Na0.5NbO3 Ceramics
(2018-06-23)Non-centrosymmetric materials that can be polarized under applied mechanical stress or electric field are piezoelectric in nature and the phenomenon is called piezoelectric effect. They are broadly classified as direct and ... -
Addressing Subtle Physicochemical Features Exhibited by Molecular Crystals Via Experimental and Theoretical Charge Density Analysis
(2018-06-19)The thesis entitled “Addressing subtle physicochemical features exhibited by molecular crystals via Experimental and Theoretical Charge Density Analysis” consists of five chapters. An introductory note provides a brief ... -
Structure-Function Control in Organic Co-Crystals/Salts Via Studies on Polymorphism, Phase Transitions and Stoichiometric Variants
(2018-06-19)The thesis entitled “Structure-function control in organic co-crystals/salts via studies on polymorphism, phase transitions and stoichiometric variants” consists of five chapters. The main emphasis of the thesis is on ... -
Halogen Bonding in the Structure and Biomimetic Dehalogenation of Thyroid Hormones and Halogenated Nucleosides
(2018-06-18)Thyroid hormones, which are secreted by the thyroid gland, are one of the most important halogenated compounds in the body. Thyroid hormones control almost every processes in the body including growth, body temperature, ... -
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 ... -
Study of Charge Separation in Quantum Dots and Their Assemblies
(2018-06-15)This thesis reports a passive method for Fermi level regulation in quantum dot assemblies through ground state transfer between QDs. Here, ZnTe/CdS, and PbSe/CdSe core/shell QDs were used as valence band electron donors, ... -
NMR based Studies and Applications of Molecular Interactions : From Small Moleculecules to Bio-nanoconjugates
(2018-06-13)The work described in this thesis involves the study of weak interactions by NMR spectroscopy and using them to develop novel applications. The two different applications chosen are i) using molecular interactions for ... -
Triarylborane-BODIPY Conjugates : White Light Emission, Multi-color Cell Imaging and Small Molecule Based Solar Cells
(2018-06-13)Luminescent boron containing materials find numerous applications in modern technologies such as display/lighting, bio-imaging and sensing. Thus, investigations of structure-property relationships in organic luminescent ... -
Hybrid Nanostructured Materials from Bile Acid Derived Supramolecular Gels
(2018-06-13)Research activities towards the self-assembly of small organic molecules building blocks which lead to form supramolecular gel has increased extensively during the past two decades. The fundamental investigations of the ... -
Design and Development of Metal-free Cross Dehydrogenative Coupling Reactions for the Construction of C-S, C-O and C-C bonds
(2018-06-13)The thesis entitled “Design and Development of Metal-Free Cross Dehydrogenative Coupling Reactions for the construction of C-S, C-O and C-C bonds” is divided into three Chapters. Chapter 1 is presented in five parts, which ... -
Maleimide Based Materials for Organic Light-Emitting Diodes (OLEDs)
(2018-06-11)Maleimide based highly luminescent material Cbz-MI with donor acceptor donor (D-A-D) backbone has been synthesized and characterized. An organic light emitting diode fabricated using this material as emitting layer exhibited ... -
Mechanistic Understanding of Growth and Directed Assembly of Nanomaterials
(2018-06-11)When materials approach the size of few nanometers, they show properties which are significantly different from their bulk counterpart. Such unique/improved properties make them potential candidate for several emerging ... -
Study on Self-Assembly of Fullerenes and Biopolymers
(2018-06-08)The understanding of self-assembly processes is important for fabrication of well-defined structures with new functionalities for applications in the area of biomedical sciences, material sciences and electronics. In this ... -
Photophysical Properties of Manganese Doped Semiconductor Nanocrystals
(2018-06-08)Electronic and optical properties of semiconducting nanocrystals, that can be engineered and manipulated by various ways like varying size, shape, composition, structure, has been a subject of intense research for more ... -
Solution-Processed Optoelectronic Devices Based on Colloidal Semiconductor Nanostructures for Photodetection
(2018-06-08)Miniaturisation of electronic and optoelectronic devices have enabled the realization of system-on-a-chip technology in modern image sensors, where the photo sensor arrays and the corresponding signal processing circuitry ... -
Controlling Stereochemistry at the Quaternary Center using Bifunctional (THIO)Urea Catalysis
(2018-06-05)The thesis entitled “Controlling Stereochemistry at the Quaternary Center Using Bifunctional (Thio)urea Catalysis” is divided into five chapters. Chapter 1: Catalytic Enantioselective Construction of Quaternary Stereocenters ... -
Studies of Poly(Propyl Ether Imine) Dendrimers as Synthetic SiRNA Delivery Vectors with Relevance to Hepatitis C Virus Inhibition
(2018-06-05)Dendrimers are synthetic macromolecules with branches-upon-branches structures, nanoscale dimensions and a high density of surface groups. Presence of multiple cationic sites in dendrimers permits their efficient nucleic ... -
Probing Mechanical Properties Of Molecular Crystals with Nanoindentation : Applications to Crystal Engineering
(2018-06-05)Crystal engineering is widely applied in the design of new solids with desired physical and chemical properties based on an understanding of intermolecular interactions in terms of crystal packing. The understanding of ... -
Self-Assembly and Cytotoxic Activity of Homometallic and Heterometallic Coordination Architectures
(2018-05-29)The alluring order in which complex biological networks exist in nature stimulated the interest of chemists to replicate such systems synthetically. With such examples as the deoxyribonucleic acid (DNA) double helix and ...