Now showing items 149-168 of 539
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Functionalized Nanostructures : Iron Oxide Nanocrystals and Exfoliated Inorganic Nanosheets
(2018-05-01)This thesis consists of two parts. The first part deals with the magnetic properties of Fe3O4 nanocrystals and their possible application in water remediation. The second part is on the delamination of layered materials ... -
Gas Phase Infrared Spectra Of Some PAHs And Diols : Experiment And Theory
(2011-06-30)In this thesis, I report the gas phase infrared spectra of some polycyclic aromatic hydrocarbons (PAHs) namely 1, 5-, 1, 6-, and 2, 6-dimethyl naphthalenes (DMNs); 2, 4-, 2, 6-, 2, 7-, and 2,8-dimethyl quinolines (DMQs); ... -
Gas Phase Infrared Spectroscopy of Large Aromatic Molecules : Fermi Resonance in the C-H Stretching Region
(2018-07-19)In this thesis, I have investigated gas phase infrared spectroscopy of environmentally as well as astrophysical important large organic molecules such as naphthalene, methy-lated naphthalene, fluorine, methyalted fluorine ... -
Generalized Random Walk Models Of Chain Statistics
(2012-12-05) -
Genetic Code Expansion with Unnatural Amino Acids: Biosynthesis and Incorporation of Halogen and Chalcogen-containing Amino Acids into Proteins
Genetic code expansion (GCE) strategy allows incorporation of unnatural amino acids (UAAs) with diverse physical, chemical, and biochemical properties. Multiple UAAs have been successfully incorporated co-translationally ... -
Geochemistry of the alkali feldspars and orgin of gold-quartz veine the prccambrain of s-e Mysore
Abstract not available -
Geology Geochemistery and Mineralogy of Mafic-Ultramafic, Gneissic and cordierite Gneiss Enclaves of the south- eastern sector karnataka craton.
This study attempts to decipher the relationships that may exist among the major crustal components in the Eastern Block of Karnataka Craton. Field traverses were undertaken to study the little-known enclaves of (a) ... -
Geology, geochemistry and sulphide minerization in chitradurga greenstone belt, dharwar cration, southern indian shield
Chitradurga Greenstone Belt is one of the prominent and well-preserved Archaean (> 2.6 b.y.) crustal segments of the Dharwar Craton. The rock formations of the belt lie over a 3 b.y. old gneissic foundation (Peninsular ... -
Graphite Oxide And Graphite Oxide-Based Composites : Physicochemical And Electrochemical Studies
(2013-07-19)One of the major directions of research in the area of materials science is to impart multifunctionalities to materials. Carbon stands on the top of the list to provide various multifunctional materials. It exists in all ... -
Guest Induced Structural Transformations of Coordination Cages and their Role in Mediating Chemical Conversions
Enzymes utilize several non-covalent interactions to perform catalytic reactions within small cavities. Coordination driven self-assembly has been found to be the simplest approach for constructing artificial enzyme ... -
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, ... -
Heterolytic activation of molecular hydrogen by transition metal complexes
New iron hydride complexes of the type trans-[(dppe)?Fe(H)(RCN)][BF?] (RCN = nitrile) with varying degree of ?-accepting ability of the nitrile moiety have been prepared and characterized. The protonation reactions of these ... -
Heterolytic Activation of the H-X (X=H,Si,B, and C) Bonds inSmall Molecules
The protonation reaction of trans-[Ru(H)(P(OMe)?)(dppe)?][OTf] 2.2 with HOTf led to the formation of 3 new dihydrogen complexes trans-[Ru(?²?H?)(P(OMe)???(OH)?)(dppe)?] (x = 0, 1, 2) which are characterized by their short ... -
High Capacity Porous Electrode Materials of Li-ion Batteries
(2017-12-12)Lithium-ion battery is attractive for various applications because of its high energy density. The performance of Li-ion battery is influenced by several properties of the electrode materials such as particle size, surface ... -
Highly Reactive Ru(II) Complexes Stabilized by Agostic Interaction/N2 Binding: Small Molecule Binding and Utility in Hydrogenation Catalysis
Binding and activation of chemically inert and strong sigma H−X bonds (X = H, B, Si, C) in small molecules such as H2, H3B.NR3, HSiR3, and CH4 have been the subject of intense research interest. The binding of a small ... -
Homo-and Hetero-Metallic Supramolecular Assemblies : Synthesis, Structures and Characterization
(2018-04-03)The work highlighted in this dissertation comprises of syntheses and characterizations of coordination driven supramolecular compounds. The synthesized complexes are characterized by IR spectroscopy, multinuclear NMR ... -
Host guest chemistry of a functionalized layered double hydroxide
Three representative NSAID molecules, Ibuprofen, Diclofenac, and Indomethacin, have been included within the galleries of the anionic clay, Mg-Al LDH, by ion-exchange intercalation. These hybrid materials have been identified ... -
Host-Guest Chemistry of Water-Soluble Coordination Cages and their Applications
Host-guest interactions are key to enzyme-substrate recognition, where the enzyme acts as a host, providing a specific cavity for the guest to bind. Inspired by host-guest interactions observed in nature, a significant ... -
Hyperbranched Polyacetals and Polydithioacetals
(2018-04-23)Dendrimers are a class of perfectly branched symmetric monodisperse macromolecules, which are synthesized using a stepwise procedure. Due to their highly symmetric structure, they possess a definite core, discrete generations ...