Browsing Division of Chemical Sciences by Title
Now showing items 309-328 of 1498
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Electron spectroscopic studies of the adsorption and reactivity of oxygen on transition metal surfaces covered with alkali and alkaline earth metals
Characteristic Cl(2p) and O(1s) peaks are seen by XPS attributable to distinct adsorbed chlorine and oxygen species on potassium and barium dosed Ag surfaces: a) There is selective stabilization of molecular dioxygen species ... -
Electronic and Magnetic Structures of Some Selected Strongly Correlated Systems
(2018-01-04)Transition metal oxides and chalcogenides are an ideal platform for demonstrating and investigating many interesting electronic phases of matter. These phases emerge as a result of collective many body interactions among ... -
Electronic Structure And Bonding In Metallaboranes And Main Group Compounds
(2016-05-04)This thesis entitled “Electronic Structure and Bonding in Metallaboranes and Main Group Compounds” consists of five chapters. Chapter 1 gives an exposition of concepts and techniques used in understanding the electronic ... -
Electronic structure and Photophysical study of semiconducting nanocrystallites
Sizable photocurrent was observed from the CdS-4.5 and CdS-2.2 nanocrystalline films, although the EL efficiency was weak. The I-V characteristic of CdS-4.5 and CdS-2.2 has a typical diode behavior with the onset voltage ... -
Electronic structure and spectroscopy properties of some thicarboy compounds
8.1 SEMI-EMPIRICAL PARAMETERS Different sets of bonding parameters in the CNDO/2 formalism and various approximations for evaluating the off-diagonal matrix element in the SCC-EH method were employed for a group of thioamides ... -
Electronic structures
The studies pertain mainly to the correlation of electronic structure and physicochemical as well as biological properties of five different sets of biologically important heteroaromatic N?oxides, employing molecular orbital ... -
Electronic, Magnetic and Local structure of Some Selected Strongly Correlated Systems
According to independent electron band structure theories, transition metal oxides (TMOs) with partially filled 3d valence band are predicted to be metallic in nature. Though in reality, most of them are insulators. Mott ... -
Employing Arynes in Unique Multicomponent Reactions and a Strain-Release Ene Reaction
Arynes are highly reactive electrophilic intermediates, extensively used for synthesizing various benzo-fused heterocycles and 1,2-disubstituted benzenes. Among the numerous reactions of arynes, multicomponent coupling ... -
Enabling Lithium Metal Anode for Garnet Electrolyte based Solid State Batteries
Solid-state lithium metal batteries (SSLMB) employing inorganic solid electrolytes (ISE) in conjunction with lithium metal anode and intercalation cathode are considered among the most promising alternatives for Li-ion ... -
Enantioselective Annulation Reactions: From Fischer Indolization to de novo Arene Construction
In summary, we have developed the first decarboxylative [4+2]-annulation of ethynyl benzoxazinanones with azlactones for the enantioselective synthesis of cyclic α-quaternary α-acylaminoamides.25 This direct and modular ... -
Enantioselective Carbon-Carbon and Carbon-Heteroatom Bond Formation : From Bifunctional to Anion-Binding Catalysis
The thesis entitled “Enantioselective Carbon-Carbon and Carbon-Heteroatom Bond Formation: from Bifunctional to Anion-Binding Catalysis” is divided into four chapters. Chapter 1: Organocatalytic Asymmetric Direct Vinylogous ... -
Enantioselective Synthesis Of Bio-Active Bicyclic Acetals, Cyclic Ethers And Lactones
(2009-07-09)The thesis entitled “Enantioselective synthesis of bio-active bicyclic acetals, cyclic ethers and lactones” demonstrates the utility of chiral pool tartaric acid as the source in the synthesis of natural products. The ... -
Enantioselective Synthesis Of Didemniserinolipid, Cladospolides, Aspercyclide And Muricatacin
(2013-01-23)The thesis entitled “Enantioselective synthesis of didemniserinolipid, cladospolides, aspercyclide and muricatacin” is divided into three chapters. First chapter of the thesis deals with the formal total synthesis both ... -
Enantioselective Total Synthesis Of Bioactive Epoxyquinoid Natural Products
(2010-07-23)Total synthesis of natural products with diverse architecture and varying degree of complexity is an area that has not only inspired and attracted several generations of organic chemists but also continues to enrich and ... -
Enantioselective Total Synthesis Of Diverse, Bioactive Natural Products : (+)-1S-Minwanenone, (+)-SCH 642305 And 6-EPI-(-)-Hamigeran B
(2009-08-13)Natural product synthesis is one of the most creative branch of chemistry in terms of its boundless scope for innovation and has stimulated several generations of synthetic organic chemists. With advancement in the ... -
Enantiospecific Approaches To Komarovispiranes
(2010-05-25)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 ... -
Enantiospecific Approaches To Solavetivones And Solanascones
(2011-12-01) -
Enantiospecific approaches to Valeranes,Cyperanes,Bicyclo[4.3.1] Decanes and Spiro[5.5] Undecanes
Enantiospecific syntheses of (+)-valerane 2, (-)-valeranone 1, 5-epicyperanes 107 and 123, and cyperane 134 have been accomplished. To begin with, (R)-carvone 38 was converted into the allyl alcohol 40 in three steps. An ...