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Distance Dependence of Electron-Transfer Reactions in Organized Systems:The Role of Superexchange and Non-Condon Effects in Photosynthetic Reaction Centers
Distance Dependence Electron-Transfer Reactions Organized Systems Superexchange Non-Condon Photosynthetic Reaction Centers
2016/5/23
Extremely long distance electron transfer is observed in some photosynthetic reaction centers. For several charge recombination reactions, the rate appears to fall off much more slowly with distance t...
Biochemical Characterization and Electron-Transfer Reactions of sym1,a Rhodobacter capsulatus Reaction Center Symmetry Mutant which Affects the Initial Electron Donor
Biochemical Characterization Electron-Transfer Reactions sym1 Rhodobacter capsulatus Reaction Center Initial Electron Donor
2016/5/23
A 51 bp section of the Rhodobacter capsulatus photosynthetic reaction center M subunit gene (nucleotides M562-M612 of the pufM structural sequence) encoding amino acids M187-M203 was replaced by the h...
Electric Field Effects on Kinetics of Electron Transfer Reactions:Connection Between Experiment and Theory
ADSORPTION KINETICS PROTEINS STRUCTURAL STABILITY
2016/5/23
The dependence of the rate constant for electron transfer on energy can be systematically studied by measuring kinetics in an applied electric field. General relationships are developed between observ...
Excited States,Electron Transfer Reactions,and Intermediates in Bacterial Photosynthetic Reaction Centers
inorganic, organic, physical and analytical chemistry basic biological sciences photosynthetic reaction centers electron transfer excited states bacteria crystal structure data analysis photosynthesis reaction intermediates
2016/5/23
The three-dimensional structure of a photosynthetic reaction center has recently been obtained at atomic resolution using x-ray crystallography by Deisenhofer, Epp, Miki, Huber, and Michel (J. Mol. Bi...
The Use of Large Magnetic Fields to Probe Photoinduced Electron Transfer Reactions:An Example from Photosynthetic Reaction Centers
Large Magnetic Fields Photoinduced Electron Transfer Reactions Photosynthetic Reaction Centers
2016/5/20
We will outline an experimental approach that uses large magnetic fields and simple optical methods, combined with a method of data analysis, that is ideally suited for studying the mechanism of rapid...
Photochemical Hydrogen Abstraction and Electron Transfer Reactions of Tetrachlorobenzoquinone with Pyrimidine
Tetrachlorobenzoquinone Thymine Uracil Triplet state Hydrogen abstrac-tion Electron transfer Laser flash photolysis
2012/4/5
Pentachlorophenol, a widespread environmental pollutant that is possibly carcinogenic to humans, is metabolically oxidized to tetrachloroquinone (TCBQ) which can result in DNA damage. We have investig...
Particle number fluctuations and correlations in transfer reactions obtained using the Balian-Veneroni variational principle
Particle number fluctuations correlations transfer reactions obtained Balian-Veneroni variational principle
2011/1/6
The Balian-V´en´eroni (BV) variational principle, which optimizes the evolution of the state ac-cording to the relevant observable in a given variational space, is used at the mean-field l...
Elastic, Inelastic Scatterings and Transfer Reactions for 16,18O on 58Ni Described by the São Paulo Potential
Inelastic Scatterings Transfer Reactions the Sã o Paulo Potential
2010/10/15
We have used a parameter - free potential, obtained from data analysis at sub-barrier energies, to explain our measurements of elastic and several inelastic scattering cross sections for the 16;18O + ...
A Study Of Direct Two-Proton Transfer Reactions Using Optical Potential Model
bombardment energy differential cross sections
2010/4/12
12C, 26Mg(3He,n) reactions have been studied at high bombardment energy with evaluation of the differential cross sections to the ground and the first excited states evaluated in the framework of the ...
The Effect of Iterative Solutions in the Quasi-adiabatic Treatment of Transfer Reactions Involving Deuterons
Iterative Solutions Quasi-adiabatic Treatment Transfer Reactions Involving Deuterons
2010/4/15
Using an iterative scheme, the effects of a more correct treatment of large n-p components of deuteron channel wavefunction in the continuum, which are associated with near-side contributions of trans...
The surface structure of a-Fe2O3 (001) by scanning tunneling microscopy: Implications for interfacial electron transfer reactions
surface structure scanning tunneling microscopy interfacial electron transfer reactions
2012/3/31
STM images of hematite (?-Fe O ) (001) surfaces taken under a wider variety of conditions than in
previous studies are presented. The results strongly suggest that only Fe sites contribute to the tun...
Steepest Descent Path Study of Electron-Transfer Reactions
Steepest Descent Path Electron-Transfer Reactions
2014/9/24
A nonadiabatic steepest descent path method is developed as a qualitative tool to analyze and characterize three different kinetic regimes of electron transfer. In this approach, Miller’s semiclassica...
Heme Transfer Reactions: An Important Prerequisite for Synthetic Oxygen Carriers
Heme Transfer Reactions Important Prerequisite Synthetic Oxygen Carriers
2010/7/1
Electronic changes of iron- and metal free porphyrins are reviewed in light of their importance to modify the ferri/ferro reduction potential and energy dissipation between ligated carbon monoxide and...