Division of Chemical Sciences: Recent submissions
Now showing items 821-840 of 969
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Structure And Reactivity In Bridged Polycylic Systems : Cis-trans Enantiomerism, Fulvene Cycloadditions And Crystallographic Studies Of Bridgehead β-Ketoacids
(2011-02-21)The thesis entitled "Structure and reactivity in bridged polycyclic systems: cis-trans enantiomerism, fulvene cycloadditions and crystallographic studies of bridgehead β-ketoacids " consists of two parts. Part I contains ... -
Bile Acid Derived Adaptive Dendrons And Anion Receptors
(2011-02-15)Chapter 1. Bile acid derived adaptive dendrons Bile acids are naturally occurring rigid, chiral molecules with unique facial amphiphilicity making it an attractive build block for designing supramolecular systems. ... -
Transparent Glass Nono/Microcrystal Composites In MO-Bi2O3-B2O3(M= Sr, Ca) System And Their Physical Properties
(2011-02-10)Transparent glass-ceramics have been of industrial interest because of their multifarious applications. These are becoming increasingly important because of the flexibility that is associated with this route of fabricating ... -
Mechanistic And Synthetic Investigations On Carboxylic Anhydrides And Their Analogs
(2011-02-09)This thesis reports diverse synthetic and mechanistic studies in six chapters, as summarized below. Chapter 1. Revised mechanism and improved methodology for the perkin condensation.1 The generally accepted mechanism for ... -
Structural, Optical And Electrical Studies On Aurivillius Oxide Thin Films
(2011-02-03)The present research work mainly focuses on the fabrication and characterization of single and multilayer thin films based on Bismuth Vanadate (BVO) and Bismuth Titanate (BTO). The multi-target laser ablation technique was ... -
Investigations Into The Bulk Single Crystals, Nano Crystal Composites And Thin Films Of Ferroelectric Materials For Pyroelectric Sensor Applications
(2011-02-02)In this thesis, the results pertaining to various investigations carried out on Triglycine sulphate (TGS) single crystals, polyvinylidene fluoride (PVDF) films, lithium tantalate (LT)/PVDF nanocomposites and LT thin films ... -
Chemistry Of Tetrathiomolybdate : Application In Organic Synthesis
(2011-01-27)The thesis entitled “Chemistry of Tetrathiomolybdate: Applications in Organic Synthesis” is divided in to six chapters Chapter 1: Synthesis of -amino disulfides, cystines and their direct incorporation into peptides ... -
Electrochemical Studies Of PEDOT : Microscopy, Electrooxidation Of Small Organic Molecules And Phenol, And Supercapacitor Studies
(2011-01-25)Following the discovery of electronic conductivity in doped polyacetylene, various studies on conducting polymers have been investigated. These polymers are essentially characterized by the presence of conjugated bonding ... -
Studies On Nanostructured Transition Metal Oxides For Lithium-ion Batteries And Supercapacitoris
(2011-01-21)Rechargeable Li-ion batteries and supercapacitors are the most promising electrochemical energy storage devices in terms of energy density and power density, respectively. Recently, nanostructured materials have gained ... -
Investigation Of Transition Metal Oxides Of Perovskite, Pyrochlore And Rutile Structures Towards Realization Of Novel Materials
(2011-01-21)Materials chemistry is essentially concerned with the design/synthesis of new solids endowed with functional properties that could be of relevance to today’s materials technology. Among the large variety of solid materials ... -
Total Synthesis Of Sesquiterpenes Acorenols, Chamigrenes And Laurokamurene B; And Enantiospecific Synthesis Of ABC-Ring System Of A-Nor And Abeo Pentacyclic Triterpenes
(2011-01-21)Among Nature’s creation, terpenoids are more versatile and exciting natural products. In a remarkable display of synthetic ingenuity and creativity, nature has endowed terpenes with a bewildering array of carbocyclic ... -
Synthesis Of Septanosides Through An Oxyglycal Route And Studies Of Their Conformational And Mesophase Behavior
(2011-01-21)Cyclopropanes are strained molecules and undergo reactions, for example, through ring opening and rearrangements. Preparative methods and reactivities of cyclopropanes are known widely in organic synthesis. The high ... -
Chemistry Of Molybdenum Xanthate [Mo02(Et2NCS2)] : Applications In Organic Synthesis
(2011-01-17)The thesis entitled ‘Chemistry of molybdenum xanthate (MoO2[Et2NCS2]2): Applications in organic synthesis’ is presented in 4 chapters. Molybdenum (IV and VI) oxo-complexes are the subject of significant interest due to ... -
MOCVD Of Carbonaceous MnO Coating : Electrochemical And Charge Transport Studies
(2011-01-17)Metalorganic Chemical Vapour Deposition (MOCVD) is a versatile technique for the deposition of thin films of oxide materials as it offers advantages, such as deposition over large surface area, conformal coverage, selective ... -
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 ... -
Multifunctionalities Of Telllurite And Borate Based Glasses Comprising Nano/Micro Crystals Of Tetragonal Tungsten Bronze-Type Ferroelectric Oxides
(2011-01-17)Transparent glasses embedded with TTB structured ferroelectric nano/micro crystals (K3Li2Nb5O15, Ba5Li2Ti2Nb8O30) were fabricated in various tellurite and borate based glass matrices and characterized for their physical ... -
Novel Strategies Towards Condenced Triazoles, Ferrocene Aminoacids, Conjugates And Selenosulfides
(2011-01-17)Chapter 1: Facile entry into triazole fused tetrahydropyrazinones from amines and amino acids. In this chapter, A practical and high yielding regioselective synthesis of several new, enantiopure 4,5,6,7-tetrahydro[1,2, ... -
Metallo-β-Lactamase, Phosphotriesterase And Their Functional Mimics
(2011-01-11)Metallohydrolases with dinuclear-zinc active sites perform many important biological hydrolytic reactions on a variety of substrates. In this regard, metallo-β-lactamases (mβ1, class B) represent a unique subset of zine ... -
Synthetic Antioxidants : Structure-Activity Correlation Studies Of Glutathione Peroxidase Mimics And Peroxynitrite Scavengers
(2011-01-11)Reactive oxygen species (ROS) such as superoxide radical anion (O2•¯), hydroxylradical (OH•), hydrogen peroxide (H2O2) and peroxynitrite (ONOO-) that are produced during the metabolism of oxygen under oxidative stress in ... -
Computational Studies On Macropolyhedral Boranes And Metallaboranes
(2011-01-11)The analysis of nature of bonding in non-classical structures is always an intriguing area of research. Typical examples of such systems are polyhedral boranes that exhibit fascinating cluster bonding where the traditional ...