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Showing 1 to 20 of 55 for “"electron transfer reactions"”.
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Electron-Transfer Reactions of Cobalt Complexes
Made available in DSpace on 2014-12-10T23:01:40Z (GMT). No. of bitstreams: 1 7411955.pdf: 7201152 bytes, checksum: 56c9ca0356be6ee28d997ecf7a5783a4 (MD5) Previous issue date: 1973
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Molecular beam studies of excitation and electron transfer reactions
… atoms and some molecules. From the thresholds, electron affinities for SF$\sb6$ and CF$\sb3$Br and the bond dissociation energy for the CH$\sb3$Br bond could be obtained. These values were in good agreement with the literature values, although the electron affinity for CF$\sb3$Br was slightly …
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Proton-coupled electron transfer reactions in bio-inspired catalysis
… energy technologies. Often proton-coupled electron transfer (PCET) is central to the interconversion of energy. Consequently, understanding the role of PCET in the mechanisms of bio-inspired catalysts can aid in the design of next generation catalysts and the elucidation of guiding design …
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Understanding cation catalytic effects in electron transfer reactions at molecular scale
… effects from spectator counter ions on rate of electron transfer (ET) reactions have been well-documented in both homogeneous and heterogeneous electron transfer reactions. People have found that the cation independent reaction path way is 300 times slower than cation (potassium) facilitated …
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Aqueous systems from first-principles : structure, dynamics and electron-transfer reactions
… the diabatic free-energy surfaces of electron-transfer reactions. The excitation energy corresponding to the transfer of an electron at any given ionic configuration (the Marcus energy gap) is accurately assessed within ground-state density-functional theory via a novel penalty …
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Electron Transfer Reactions of the Ubiquinol: Cytochrome C-2 Oxidoreductase of Rhodopseudomonas Sphaeroides
The electron transfer reactions of the ubiquinol:cytochrome c(,2) oxidoreductase (b-c(,1) complex) of the photosynthetic bacteria Rps. sphaeroides have been investigated through the use of optical spectroscopy and chemical inhibitors of the protein complex.
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Experimental Characterization of Iron-Sulfur Cluster Excited States and their Relevance to Electron Transfer Reactions
… in a diverse array of cellular processes. The electronic structures of these metallocofactors are highly multiconfigurational, and characterized by dense manifolds of low-energy excited states. The ground states for these systems have been extensively studied for several decades, and are …
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Electron-Transfer Reactions Involved in Hydrogen and Formate Metabolism by Cell-Free Extracts of Methanobacterium Ruminantium
Made available in DSpace on 2014-12-12T00:36:26Z (GMT). No. of bitstreams: 1 7412226.pdf: 2775736 bytes, checksum: 1261fff0c4615056ee6cd34ebab002ce (MD5) Previous issue date: 1973
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Rapid High-Throughput Screening Methods for Monitoring Electron Transfer Reactions in Biological Systems and Microalgae Phenotyping
… cell-free and enzyme-free biochemical reduction reactions in this research. To investigate photosynthetic electron flow, an algal extract dense in chloroplasts was made from the microalga Scenedesmus sp. A6. The algal extract was subjugated to a variety of environmental parameters and exogenous …
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The Chemistry of Aroyl Azides in Piperidine- and Steroid-Separated Bichromophoric System: Photoinduced Long-Distance Intramolecular Electron Transfer Reactions
… systems containing an aroyl azide as the electron acceptor and secondary aromatic amines as the electron donors was examined. We report the first example of unique photochemical reactivity associated with through-bond electron transfer in these bichromophores. Light absorbed by the aroyl …
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Zeolites and Polymer Thin Films as Media for Structuring Light-Induced Electron Transfer Reactions (Rhodamine B, Forster, Energy Migration)
… as structural templates for light-induced electron transfer reactions. The main emphasis is on factors affecting loading of Ruthenium tris(bipyridine) (Ru(bpy)(,3)('+2)) into the lattice and explaining luminescent decay data in terms of the molecular environment.
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Electrolyte Effects on the Kinetics of Comproportionation Electron-Transfer Reactions and on Intervalence Charge-Transfer Band Energies of Binuclear Ruthenium Ammine Complexes
<p>Chapter 1 describes an overview of electron-transfer reactions. The kinetic equations for ET reactions have also been described in detail.</p> <p>Chapter 2 describes a series of novel kinetic accelerations which deviate strongly from the predictions of the classical Debye-Huckle theory with a …
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Mechanistic Studies of Salt Effects on Bimolecular Electron-Transfer Reactions of Pentaamine Ruthenium Pyridyl Complexes Studied by 19F NMR Line-Broadening and T2 Spin-Echo Techniques
… an interpretation of the catalysis based on hole-transfer quantum super-exchange mediation by virtual states corresponding to hole creation on the bridging anions in presumed ternary ionic assemblies involved in the ET transition state.</p>
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Hydrodynamically modulated voltammetry in microreactors
… to study mechanisms of electrolysis reactions. The initial chapters provide an overview of applications and research development in the fields of micro-engineering and electrochemistry, including microfabrication methodology, electrochemical detection techniques and analysis methods. …
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Part One: Theory of Translational Energy Distributions for Molecular Beam Reactions. Part Two: A Study of Electrolyte and Entropy Effects on Chemical and Electrochemical Electron Transfer Reactions. Part Three: A Statistical Mechanical Study of Double Layer Electrode Properties
Made available in DSpace on 2014-12-13T20:10:07Z (GMT). No. of bitstreams: 1 7726786.pdf: 3284690 bytes, checksum: 83e316cf0f4c53312dc162d68503ef01 (MD5) Previous issue date: 1977
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Characterization of Structure and Interfacial Energy Transfer of Molecular Thin Films
… effective carrier separation and light-driven electron transfer reactions can occur. These reactions are of interest in solar energy and photosynthesis studies.
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Electron transfer and protein engineering studies of the soluble methane monooxygenase from Methylococcus capsulatus (Bath)
Chapter 1. Introduction: Electron Transfer in Biological Systems In many biological processes, including oxidative phosphorylation and photosynthesis, electron transfer reactions play vital roles. Electrons must be transported at catalytically relevant rates and with specificity to prevent …
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Dynamics and spectra in condensed phases : single molecule spectroscopy, electron transfer, and excitation energy transfer
… method is developed for the non-adiabatic electron transfer reactions, which allows a unified treatment of diverse kinetic regimes in the electron transfer process. The method is applied to electron transfer reactions in mixed-valence systems in order to explore the possibility of …
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Engineering Approximations for Chemical Kinetics
… the Marcus equation had been developed to model electron transfer reactions, many researchers have applied it to atom transfer reactions. The model works well until very exothermic or endothermic reactions are encountered. However, including a Pauli repulsion term in the derivation of the Marcus …
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