MAGNETIC INTERACTIONS BETWEEN PHOTOSYNTHETIC REACTANTS

Structure of the protein subunits in the photosynthetic reaction centre of Rhodopseudomonas viridis at 3Å resolution

1985 • 3,049 citations

New Approach to the Theory of Superexchange Interactions

1959 • 2,392 citations

X-ray structure analysis of a membrane protein complex

1984 • 1,920 citations

Photosynthetic bacteria

1979 • 1,248 citations

Intermediates of a polynuclear manganese center involved in photosynthetic oxidation of water

1981 • 490 citations

Chemically induced dynamic nuclear polarization II

1969 • 394 citations

Mechanism explaining nuclear spin polarizations in radical combination reactions

1969 • 357 citations

Femtosecond spectroscopy of electron transfer in the reaction center of the photosynthetic bacterium Rhodopseudomonas sphaeroides R-26: Direct electron transfer from the dimeric bacteriochlorophyll primary donor to the bacteriopheophytin acceptor with a time constant of 2.8 ± 0.2 psec

1986 • 341 citations

Magnetic Field Dependence of the Geminate Recombination of Radical Ion Pairs in Polar Solvents

1976 • 290 citations

Nanosecond fluorescence from isolated photosynthetic reaction centers of Rhodopseudomonas sphaeroides

1984 • 252 citations

EPR detection of a cryogenically photogenerated intermediate in photosynthetic oxygen evolution

1984 • 237 citations

Magnetic exchange in polynuclear metal complexes

1970 • 234 citations

The triplet state in bacterial photosynthesis: Possible mechanisms of the primary photo-act

1975 • 227 citations

Optical characterization of Photosystem II electron donors

1984 • 208 citations

The Theory of Chemically Induced Dynamic Spin Polarization

1976 • 201 citations

EPR studies of the oxygen-evolving enzyme of Photosystem II

1984 • 198 citations

Electron transfer in photosystem II at cryogenic temperatures

1985 • 198 citations

THE METAL CENTERS OF THE PHOTOSYNTHETIC OXYGEN‐EVOLVING COMPLEX *

1986 • 193 citations

Manganese in Metabolism and Enzyme Function

1986 • 188 citations

Radical-pair decay kinetics, triplet yields and delayed fluorescence from bacterial reaction centers

1982 • 184 citations

Spectroscopic and kinetic properties of the transient intermediate acceptor in reaction centers of Rhodopseudomonas sphaeroides

1979 • 182 citations

Magnetic field effects on photosynthetic reactions

1981 • 175 citations

The role of manganese in photosynthetic oxygen evolution

1983 • 171 citations

A limit function for long-range ferromagnetic and antiferromagnetic superexchange

1979 • 160 citations

On the magnetic field dependence of the yield of the triplet state in reaction centers of photosynthetic bacteria

1977 • 160 citations

Electron acceptors associated with P-700 in Triton solubilized Photosystem I particles from spinach chloroplasts

1978 • 156 citations

Magnetic field effects on radical pair intermediates in bacterial photosynthesis

1977 • 155 citations

Absorbance difference spectra of the successive redox states of the oxygen-evolving apparatus of photosynthesis

1984 • 155 citations

The effect of temperature on the formation and decay of the multiline EPR signal species associated with photosynthetic oxygen evolution

1983 • 148 citations

An electron spin echo phase shift observed in photosynthetic algae

1980 • 147 citations

A new EPR signal attributed to the primary plastosemiquinone acceptor in Photosystem II

1984 • 146 citations

Electrical Phenomena at the Biological Membrane Level

1978 • 140 citations

Energies and kinetics of radical pairs involving bacteriochlorophyll and bacteriopheophytin in bacterial reaction centers

1981 • 139 citations

The electronic structure of Fe2+ in reaction centers from Rhodopseudomonas sphaeroides. III. EPR measurements of the reduced acceptor complex

1984 • 139 citations

EPR and optical spectroscopic properites of the electron carrier intermediate between the reaction center bacteriochlorophylls and the primary acceptor in Chromatium vinosum

1976 • 135 citations

Applications of ESR in photosynthesis

1979 • 135 citations

Orientation of EPR signals arising from components in Photosystem II membranes

1985 • 135 citations

EPR-detectable magnetically interacting manganese ions in the photosynthetic oxygen-evolving system after continuous illumination

1982 • 134 citations

State of manganese in the photosynthetic apparatus. 1. Extended x-ray absorption fine structure studies on chloroplasts and di-.mu.-oxo-bridged dimanganese model compounds

1981 • 133 citations

Primary photochemistry in photosystem-I

1985 • 132 citations

EPR spectroscopic observations of a manganese center associated with water oxidation in spinach chloroplasts

1980 • 131 citations

Orientation of the chromophores in the reaction center of Rhodopseudomonas viridis. Comparison of low-temperature linear dichroism spectra with a model derived from X-ray crystallography

1985 • 129 citations

A light-induced spin-polarized triplet detected by EPR in Photosystem II reaction centers

1981 • 128 citations

Electron transfer and spin exchange contributing to the magnetic field dependence of the primary photochemical reaction of bacterial photosynthesis

1978 • 126 citations

Magnetic Field Effects on Reaction Yields in the Solid State: An Example from Photosynthetic Reaction Centers

1983 • 125 citations

On spin-exchange and electron-transfer rates in bacterial photosynthesis

1979 • 122 citations

Direct detection of the electron acceptor of photosystem II

1981 • 121 citations

On the mechanism of magnetic field effects in bacterial photosynthesis

1979 • 119 citations

Magnetic field modulation of geminate recombination of radical ions in a polar solvent

1976 • 118 citations

The state of manganese in the photosynthetic apparatus. 3. Light-induced changes in X-ray absorption (K-edge) energies of manganese in photosynthetic membranes

1984 • 117 citations

Orientation of the Chromophores in the Reaction Center of Rhodopseudomonas viridis. Comparison of Low-Temperature Linear Dichroism Spectra with a Model Derived from X-Ray Crystallography

1985 • 115 citations

Interaction between the intermediary electron acceptor (pheophytin) and a possible plastoquinone-iron complex in photosystem II reaction centers

1980 • 113 citations

Advances in Photosynthesis Research

1984 • 112 citations

State of manganese in the photosynthetic apparatus. 2. X-ray absorption edge studies on manganese in photosynthetic membrane

1981 • 109 citations

Spectroscopic properties of the intermediary electron carrier in the reaction center of Rhodopseudomonas viridis evidence for its interaction with the primary acceptor

1977 • 108 citations

Magnetic properties of manganese in the photosynthetic oxygen-evolving complex

1985 • 107 citations

Identification of multiple components in the intermediary electron carrier complex of photosystem I

1982 • 105 citations

Evidence for a new early acceptor in Photosystem I of plants. An ESR investigation of reaction center triplet yield and of the reduced intermediary acceptors

1983 • 104 citations

Magnetic field dependence of radical-pair decay kinetics and molecular triplet quantum yield in quinone-depleted reaction centers

1984 • 88 citations

Electron spin polarization of photosynthetic reactants

1984 • 87 citations

A physical explanation of the EPR spectrum observed during catalysis by enzymes utilizing coenzyme B

1975 • 86 citations

EPR properties of the electron carrier intermediate between the reaction center bacteriochlorophylls and the primary acceptor in Chromatium vinosum

1976 • 82 citations

Magnetic characterization of the primary state of bacterial photosynthesis

1982 • 81 citations

Active and resting states of the oxygen-evolving complex of photosystem II

1985 • 79 citations

Effect of magnetic fields on the triplet state lifetime in photosynthetic reaction centers: Evidence for thermal repopulation of the initial radical pair

1985 • 77 citations

Kinetics of populating and depopulating of the components of the photoinduced triplet state of the photosynthetic bacteria Rhodospirillum rubrum, rhodopseudomonas spheroides (wild type), and its mutant R-26 as measured by ESR in zero-field

1976 • 75 citations

Electron spin polarization in photosynthesis and the mechanism of electron transfer in photosystem I. Experimental observations

1978 • 75 citations

The electronic structure of Fe2+ in reaction centers from Rhodopseudomonas sphaeroides. I. Static magnetization measurements

1980 • 72 citations

Recombination dynamics in bacterial photosynthetic reaction centers

1982 • 71 citations

Time‐resolved esr and chemically induced dynamic electron polarisation of the primary reaction in a reaction center particle of Rhodopseudomonas sphaeroides wild type at low temperature

1977 • 70 citations

Iron—quinone interactions in the electron acceptor region of bacterial photosynthetic reaction centers

1978 • 68 citations

Chemically induced dynamic electron polarization in chloroplasts at room temperature: evidence for triplet state participation in photosynthesis.

1975 • 65 citations

Orientation of the primary quinone of bacterial photosynthetic reaction centers contined in chromatophore and reconstituted membranes

1981 • 62 citations

Triplet EPR spectra of the primary electron donor in bacterial photosynthesis at temperatures between 15 and 296 K

1985 • 59 citations

Optical difference spectrum of the electron acceptor A_o in photosystem I

1985 • 58 citations

Photoreduction of menaquinone in the reaction center of the green photosynthetic bacterium Chloroflexus aurantiacus

1983 • 58 citations

The triplet state of reaction center bacteriochlorophyll: Determination of a relative quantum yield

1974 • 57 citations

An optical and ESR investigation on the acceptor side of the reaction center of the green photosynthetic bacterium Prosthecochloris aestuarii

1981 • 55 citations

Determination of the primary reactions of photosynthesis from transient ESR signals

1979 • 51 citations

Magnetic resonance spectroscopy of the primary state, P ^F , of bacterial photosynthesis

1981 • 50 citations

Transfer of light-induced electron-spin polarization from the intermediary acceptor to the prereduced primary acceptor in the reaction center of photosynthetic bacteria

1979 • 50 citations

Magnetic field effects on the recombination of radical ions in reaction centers of photosynthetic bacteria

1983 • 50 citations

Mössbauer Spectroscopic Studies of the Nature of Centre X of Photosystem I Reaction Centres from the Cyanobacterium Chlorogloea fritschii.

1981 • 50 citations

Electronic interactions between iron and the bound semiquinones in bacterial photosynthesis. EPR spectroscopy of oriented cells of Rhodopseudomonas viridis

1984 • 49 citations

The orientation of membrane bound radicals. An EPR investigation of magnetically ordered spinach chloroplasts

1978 • 48 citations

A relationship between the midpoint potential of the primary acceptor and low temperature photochemistry in photosystem II

1983 • 48 citations

Time‐resolved magnetic field effect on triplet formation in photosynthetic reaction centers of rhodopseudomonas sphaeroides R‐26

1979 • 47 citations

Low-power, low-field RYDMAR of the primary radical pair in photosynthesis

1985 • 47 citations

Theory of magnetic field modulation of radical recombination reactions.1

1977 • 46 citations

The EPR spectrum of iron—sulphur centre B in photosystem 1 of Phormidium laminosum

1979 • 45 citations

The irreversible photoreduction of a low potential component at low temperatures in a preparation of the green photosynthetic bacterium Chlorobium thiosulphatophilum

1977 • 45 citations

Pigment composition of the photosynthetic membrane and reaction center of the green bacterium Prosthecochloris aestuarii

1986 • 45 citations

Mössbauer spectroscopy studies of photosynthetic reaction centers from Rhodopseudomonas sphaeroides R-26

1981 • 42 citations

The electronic structure of Fe2+ in reaction centers from Rhodopseudomonas sphaeroides. II. Extended x-ray fine structure studies

1982 • 40 citations

Development of electron spin polarization in photosynthetic electron transfer by the radical pair mechanism

1979 • 39 citations

The influence of the oxidation state of the oxygen-evolving complex of Photosystem II on the spin-lattice relaxation time of Signal II as determined by electron spin-echo spectroscopy

1986 • 38 citations

Theoretical calculations of kinetics of the radical pair PF state in bacterial photosynthesis

1982 • 38 citations

Controlling the duration of photosynthetic charge separation with microwave radiation

1983 • 37 citations

A near infrared electronic transition associated with conversion between S‐states of the photosynthetic O₂‐evolving complex

1984 • 36 citations

Electron spin polarization in a three-electron spin system. An application to bacterial photosynthesis

1984 • 36 citations

Resolution of signals attributed to photosystem I primary reactants by time‐resolved EPR at K band

1983 • 34 citations

ESR and ENDOR of primary reactants in photosynthesis

1982 • 34 citations

Magneto-optical absorbance difference spectroscopy. A new tool for the study of radical recombination reactions. An application to bacterial photosynthesis

1985 • 33 citations

On the interaction and orientation of the iron-sulfur centers A and B in chloroplasts of higher plants

1981 • 33 citations

Redox characterisation of the Photosystem II electron acceptors. Evidence for two electron carriers between pheophytin and Q

1985 • 32 citations

Absorption changes of Photosystem II donors and acceptors in algal cells

1984 • 32 citations

Orientation dependence of radical pair interactions in spinach chloroplasts

1983 • 32 citations

Transfer of light-induced electron spin polarization in bacterial photosynthetic reaction centers

1979 • 32 citations

The high potential semiquinone‐iron signal in Rhodopseudomonas viridis is the specific quinone secondary electron acceptor in the photosynthetic reaction centre

1979 • 31 citations

Evidence for an anisotropic magnetic interaction between the (bacteriopheophytin) intermediary acceptor and the first quinone acceptor in bacterial photosynthesis

1983 • 30 citations

Anisotropic magnetic interactions in the primary radical ion-pair of photosynthetic reaction centers

1982 • 30 citations

Theoretical calculations of microwave effects on the triplet yield in photosynthetic reaction centers

1983 • 30 citations

STOICHIOMETRY OF THE REDOX CHANGES OF MANGANESE DURING THE PHOTOSYNTHETIC WATER OXIDATION CYCLE

1986 • 29 citations

Effect of temperature on the photoreduction of centres A and B in Photosystem I, and the kinetics of recombination

1982 • 28 citations

The reaction center and associated cytochromes of Thiocapsa pfennigii: Their thermodynamic and spectroscopic properties, and their possible location within the photosynthetic membrane

1978 • 27 citations

Orientation of the bacteriochlorophyll triplet and the primary ubiquinone acceptor of Rhodospirillum rubrum in membrane multilayers determined by ESR spectroscopy (I)

1979 • 27 citations

Contributions of spin-spin interactions to the magnetic field dependence of the triplet quantum yield in photosynthetic reaction centers

1982 • 26 citations

The effect of large magnetic fields and the g-factor difference on the triplet population in photosynthetic reaction centers

1980 • 25 citations

Nonuniform transfer of electron spin polarization in reaction centers of the photosynthetic bacterium Rhodopseudomonas sphaeroides

1982 • 24 citations

Theory of magnetic field modulation of radical recombination reactions. II. Short time behavior

1977 • 22 citations

Characteristics of the Photosystem II reaction centre. I. Electron acceptors

1982 • 22 citations

Magnetic field effect on triplets and radical ions in reaction centers of photosynthetic bacteria

1980 • 20 citations

Radical Pair Mechanism of Chemically Induced Magnetic Polarization

1977 • 20 citations

Nanosecond time-resolved magnetic resonance of the primary radical pair state PF of bacterial photosynthesis

1983 • 20 citations

Line-shape analysis of polarized electron paramagnetic resonance spectra of the primary reactants of bacterial photosynthesis

1986 • 19 citations

Radical pair interactions in spinach chloroplasts

1982 • 19 citations

EPR properties of the reaction center of Rhodopseudomas gelatinosa in situ and in a detergent-solubilized form

1978 • 18 citations

The electron spin relaxation of the electron acceptors of Photosystem I reaction centre studied by microwave power saturation

1979 • 18 citations

Magnetic field-induced fluorescence changes in chlorophyll-proteins enriched with P-700

1980 • 18 citations

Evidence for two tightly bound iron‐quinones in the electron acceptor complex of photosystem II

1986 • 15 citations

Magnetic interactions between the triplet state of the primary donor and the prereduced ubiquinone acceptor in reaction centers of the photosynthetic bacterium Rhodopseudomonas sphaeroides 2.4.1

1985 • 14 citations

On the Influence of Microwaves and Static Magnetic Fields on the Recombination of Radical Ions in Reaction Centers of Photosynthetic Bacteria

1982 • 14 citations

Magnetic field affects the fluorescence yield in reaction center preparations from Rhodopseudomonas sphaeroides R-26

1980 • 13 citations

A study of chemically induced dynamic electron polarization (CIDEP) in Photosystem I of whole algal cells at ambient temperatures

1984 • 13 citations

Transition metal complexes with radical ligands: pyridyliminonitroxide radicals with copper and vanadium

1978 • 12 citations

Spin Dipolar Interactions of Radical Pairs in Photosynthetic Reaction Centers

1985 • 10 citations

EPR properties of photosystem I iron—sulfur centers in the halophilic alga, Dunaliella parva

1981 • 10 citations

THE ORGANIZATION AND FUNCTION OF MANGANESE IN THE WATER-OXIDIZING COMPLEX OF PHOTOSYNTHESIS11Supported by the Department of Energy Soleras Program Grant No. 84CH10199 and the National Science Foundation Grant No. CHE82-17920.

1986 • 10 citations

EPR Spectroscopic Evidence for a Tetranuclear Manganese Cluster as the Site for Photosynthetic Oxygen Evolution

1982 • 9 citations

Electron spin polarization (CIDEP) of a primary electron acceptor in Photosystem II

1985 • 9 citations

Photoinduced Charge Separation in Bacterial Reaction Centers Investigated by Triplets and Radical Pairs

1985 • 5 citations

The Triplet Mechanism

1977 • 5 citations

Fluorescence.detected X-band epr spectroscopy of the photosynthetic bacterial triplet state

1980 • 4 citations

TIME RESOLVED ELECTRON PARAMAGNETIC RESONANCE STUDIES ON THE LIGHT REACTIONS OF PHOTOSYSTEM 1

1983 • 4 citations

Magnetic resonance of excited complexes with charge transfer revealed by fluorescence at room temperature

1976 • 4 citations

Q-band (35 GHz) EPR results on the nature of A1 and the electron spin polarization in photosystem I particles

1985 • 3 citations

The Spin-Polarization Pattern of the Δm = 1 Triplet EPR Spectrum of Rps. viridis Reaction Centers

1985 • 2 citations

[Study of charge separation in the reaction centers of photosystem 2 of higher plants using fluorescence magnetic modulation].

1982 • 1 citations

[Effect of a magnetic field on the fluorescence yield of Rhodopseudomonas sphaeroides cells of the wild strain and strain R-26. Relationship to temperature].

1980 • 1 citations

Microwave emission from the lowest triplet state of chlorophyll and related compounds

1976 • 1 citations