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Book Electrochemical and Theoretical Studies of Organometallic Complexes Containing Manganese and Ruthenium

Download or read book Electrochemical and Theoretical Studies of Organometallic Complexes Containing Manganese and Ruthenium written by Jason S. D'Acchioli and published by . This book was released on 2002 with total page 178 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Electrochemical Studies of Selected Disubstituted Bis ethylenediamine cobalt III  Complexes

Download or read book Electrochemical Studies of Selected Disubstituted Bis ethylenediamine cobalt III Complexes written by Gerald Marsh Hodgson and published by . This book was released on 1966 with total page 192 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Surface Attached Ruthenium Complexes for Oxidative Electrochemistry and Development of Dimeric Cobalt Oxygen Evolution Electrocatalysts

Download or read book Surface Attached Ruthenium Complexes for Oxidative Electrochemistry and Development of Dimeric Cobalt Oxygen Evolution Electrocatalysts written by and published by . This book was released on 2013 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: The oxygen evolution reaction (OER) is the anodic half reaction required to convert water into storable chemical fuels and remains a key bottleneck in sustainable energy production. Numerous synthetic molecular complexes, primarily Ru polypyridyls, have been reported that perform OER catalysis. This thesis work is divided into two main areas of focus: the development of methods for attaching alkyne-modified Ru complexes to electrode surfaces via Cu-catalyzed azide-alkyne cycloaddition (CuAAC) "click" chemistry to generate functionalized electrodes, and the development of a new class of molecular OER catalysts based on earth abundant Co. Efforts to attach Ru complexes to electrode surfaces initially targeted an alkyne-modified derivative of a previously reported Ru polypyridyl OER catalyst. The modified complex was successfully prepared and attached to azide-functionalized graphite electrodes, though the graphite electrodes proved insufficient to withstand the strongly oxidizing conditions required for OER catalysis. Attempts to attach the catalysts to functionalized conductive diamond electrodes proved successful and redox chemistry was observable on the time scale of cyclic voltammetry, however the attachment proved unstable to electrolysis at potentials relevant to OER catalysis. In order to demonstrate the fundamental stability of the functionalized diamond electrodes separate from catalysis an alkyne-modified Ru(tpy)2 derivative was prepared and tethered to conductive diamond. This functionalized diamond electrode showed good stability in aqueous solvents and excellent stability in non-aqueous solvents for >500,000 cycles. In a separate project, structural analogies between known Ru OER catalysts and CoIII bridging-peroxo dimers inspired the evaluation of such Co complexes as OER catalyst candidates. When the known compounds studied were shown to be unstable in aqueous media, a new series of peroxo dimers supported by a bridging bispyridylpyrazolate (bpp) ligand were prepared. These complexes display excellent stability in water and aqueous electrochemistry supports their ability to serve as electrocatalysts for OER. Oxidized intermediate species have been identified and characterized suggesting an OER mechanism that resembles mechanisms proposed for CoOx heterogeneous OER catalysts. In addition to OER activity the bpp-Co peroxo complexes are shown to perform the oxygen reduction reaction, making these complexes among the few examples of molecular complexes capable of performing both catalytic processes.

Book Synthetic  Electrochemical and Spectroscopic Studies of Cobalt  Rhodium and Iridium Dithio  and Diselenocarbamate

Download or read book Synthetic Electrochemical and Spectroscopic Studies of Cobalt Rhodium and Iridium Dithio and Diselenocarbamate written by Desma Ronda Mann and published by . This book was released on 1988 with total page 528 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Studies on Mixed metal Clusters Containing Cobalt  Ruthenium and Rhodium and on the Catalytic Reactivity of Homogeneous Ruthenium rhodium and Ruthenium cobalt Systems

Download or read book Studies on Mixed metal Clusters Containing Cobalt Ruthenium and Rhodium and on the Catalytic Reactivity of Homogeneous Ruthenium rhodium and Ruthenium cobalt Systems written by Jouni Pursiainen and published by . This book was released on 1986 with total page 46 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Advances in Metallodrugs

    Book Details:
  • Author : Shahid Ul-Islam
  • Publisher : John Wiley & Sons
  • Release : 2020-07-08
  • ISBN : 1119640423
  • Pages : 432 pages

Download or read book Advances in Metallodrugs written by Shahid Ul-Islam and published by John Wiley & Sons. This book was released on 2020-07-08 with total page 432 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book is organized into 12 important chapters that focus on the progress made by metal-based drugs as anticancer, antibacterial, antiviral, anti-inflammatory, and anti-neurodegenerative agents, as well as highlights the application areas of newly discovered metallodrugs. It can prove beneficial for researchers, investigators and scientists whose work involves inorganic and coordination chemistry, medical science, pharmacy, biotechnology and biomedical engineering.

Book Comprehensive Organometallic Chemistry

Download or read book Comprehensive Organometallic Chemistry written by Wilkinson and published by Pergamon. This book was released on 1982-11 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book A Spectroscopic and Electrochemical Investigation of Cobalt  Chromium  and Rhodium Alkynyl Complexes for Building Blocks in Molecular Wires

Download or read book A Spectroscopic and Electrochemical Investigation of Cobalt Chromium and Rhodium Alkynyl Complexes for Building Blocks in Molecular Wires written by Parth Udayan Thakker and published by . This book was released on 2014 with total page 212 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book The Organometallic Chemistry of Cobalt  Rhodium and Iridium

Download or read book The Organometallic Chemistry of Cobalt Rhodium and Iridium written by Sylvia Alice Gardner and published by . This book was released on 1973 with total page 446 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Synthesis and Characterization  Kinetics of Electron Transfer Reactions  and Electrochemical Studies of Selected Cobaloxime Complexes

Download or read book Synthesis and Characterization Kinetics of Electron Transfer Reactions and Electrochemical Studies of Selected Cobaloxime Complexes written by Roger D. Morgan and published by . This book was released on 1981 with total page 458 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Book Synthesis and Study of Coordination Compounds of Cobalt  Copper  Palladium and Nickel with Polydentate Ligands Containing Sulfur

Download or read book Synthesis and Study of Coordination Compounds of Cobalt Copper Palladium and Nickel with Polydentate Ligands Containing Sulfur written by Tatiana Straistari and published by . This book was released on 2016 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: This work focuses on the synthesis, the characterization and the catalytic evaluation in the reduction of protons into dihydrogen, of new complexes of Ni(II), Co(III), Cu(II) and Pd(II) based ligands Type thiosemicarbazone. The catalytically active species during the process of the proton reduction was studied by cyclic voltammetry and mechanisms were formulated on the basis quantum chemical calculation.The first chapter introduces the scientific context, the goals and the main objectives of this work. The second chapter concerns the synthesis and the characterization of the N2S2 ligands and their associated mononuclear complexes, Ni, Cu and Pd. The third chapter presents the synthesis and the characterization of binuclear Co and trinuclear Ni based on N2S2 ligand.Electrochemical studies of these complexes in DMF in the presence of a proton source (trifluoroacetic acid), allowed us to evaluate their catalytic efficiency. Our results show that Cu and Pd complexes have a specific irreversible wave for the reduction of protons, but decomposition is observed during electrolysis, which makes these uninteresting complexes for the reduction of protons.On the contrary, Ni and Co complexes showed an electrochemical stability and good catalytic performances. In particular, the new mononuclear Ni complex exhibits remarkable catalytic properties that rank it among the best catalysts for the reduction of protons reported in the literature. All this work provided a complete description of the electrochemical behavior of N2S2 thiosemicarbazone ligands complexed to transition metals. It allows considering future developments in improving the catalytic properties of these complexes.