Masaomi Koizumi
#132,046
Most Influential Person Now
Masaomi Koizumi's AcademicInfluence.com Rankings
Masaomi Koizumisociology Degrees
Sociology
#1458
World Rank
#1655
Historical Rank
Gender Studies
#34
World Rank
#34
Historical Rank
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Sociology
Masaomi Koizumi's Degrees
- PhD Sociology University of Tokyo
- Masters Gender Studies Kyoto University
- Bachelors Social Sciences University of Tokyo
Why Is Masaomi Koizumi Influential?
(Suggest an Edit or Addition)Masaomi Koizumi's Published Works
Number of citations in a given year to any of this author's works
Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author
Published Works
- FGM activities in Japan (1997) (1299)
- Solvent Effects upon Fluorescence Spectra and the Dipolemoments of Excited Molecules (1956) (1248)
- The Solvent Effect on Fluorescence Spectrum, Change of Solute-Solvent Interaction during the Lifetime of Excited Solute Molecule (1955) (449)
- Overview of FGM Research in Japan. (1995) (255)
- On the Base Strength of Some Nitrogen Heterocycles in the Excited State (1956) (101)
- Studies of the Transient Intermediates in the Photoreduction of Methylene Blue (1964) (63)
- Determination of the S*–T Transition Probabilities of Some Xanthene and Thiazine Dyes on the Basis of the T-Energy Transfer. I. Experiment in Ethanol Solutions (1969) (60)
- Determination of S*-T Transition Probabilities of Some Xanthene and Thiazine Dyes on the Basis of T-Energy Transfer. II. Results in the Aqueous Solution (1969) (57)
- Irreversible Photobleaching of the Solution of Fluorescent Dyes. I. Kinetic Studies on the Primary Process (1955) (54)
- Switch-over of the Mechanism of the Primary Processes in the Photo-oxidation of Xanthene Dyes as Revealed by the Oxygen Consumption Experiments (1965) (51)
- Intermediates in the Photoreduction of Eosine as Revealed by a Flash-Photolysis Study (1966) (47)
- Hydrogen Bonding Effect on the Fluorescence of π-Electron System (1956) (37)
- Studies of the Photoreduction of Acridine in Ethanol by the Flash Technique (1966) (36)
- FGM research programs in japan —from structural to functional uses (1997) (35)
- Interaction between Excited β-Naphthol and Pyridine. Hydrogenbond Formation in S* and H-Transfer Reaction in T (1973) (33)
- Development of a high lateral resolution TOF-SIMS apparatus for single particle analysis (2008) (33)
- Studies of the Photoreduction of Thiazine Dyes in Aqueous Solutions (1964) (31)
- Studies on Triplet Energy Transfer by Means of an Emission-Absorption Flash Technique. II. Mixed Triplet-Triplet Annihilation in Ethanol (1971) (30)
- Studies on the Delayed Fluorescence by Means of a Flash Technique (1968) (29)
- Equilibrium of Hydrogen-Bond Formation in the Excited State (1955) (27)
- The Switch-over from the D–R to the D–D Mechanism in the Photoreduction of Methylene Blue (1965) (27)
- Determination of the Intersystem Crossing Probabilities of Acridine in Various Alcohols (1973) (25)
- Photoreduction of Acridine in Deaerated and Aerated Ethanol Solutions (1961) (25)
- Irreversible Photobleaching of the Solution of Fluorescent Dyes. II. Photobleaching of the Alcoholic Solution of Eosine in Vacuo (1956) (25)
- An Interpretation of the Photochemical Behavior of a Dye-Reducing Agent-Oxygen System on the Basis of a Switch-over of the Primary Processes (1967) (24)
- Photoreduction of Methylene Blue by Visible Light in the Aqueous Solution Containing Certain Kinds of Inorganic Salts. I. General Features of the Reaction (1961) (24)
- Photoreduction of Phenazine in Alcohols and by EDTA in the Aqueous Solution (1970) (22)
- Irreversible Photobleaching of the Solution of Fluorescent Dyes. III. Photoreaction of Eosine in the Aqueous Alcoholic Solutions under Evacuated State (1956) (22)
- Mechanistic Studies on the Photochemical Oxidation of Phenothiazine with Oxygen in Ethanol (1971) (22)
- Studies on Triplet Energy Transfer by Means of an Emission-Absorption Flash Technique. I. Reversible Energy Transfer between Xanthene Dyes and Anthracenes (1970) (22)
- Order of Quencher Participation in Photochemistry. I. Proton Transfer from the Excited p-Hydroxybenzophenone in Mixed Solvents of Cyclohexane and Alcohols (1972) (18)
- Photochemical Reactions between Methylene Blue and Tri-, Di- and Monomethylamine. III. The Behavior of Methylene Blue in the Presence of Oxygen (1959) (18)
- Photochemical Reactions between Methylene Blue and Tri-, Di- and Monomethylamine. II (1957) (18)
- Photochemistry of Acridine and Acridan. Two Isomeric Forms of Acridine Semiquinone (1969) (17)
- Fluorescence Quenching and the Charge Transfer in the Excited State. III. Flash Photolytic Studies (1968) (17)
- Photosensitized Oxidation of Leuco-uranine and the Identification of the Photobleached Product of Uranine in Ethanol Solution (1962) (16)
- Photoreduction of Methylene Blue by the Visible Light in the Aqueous Solution Containing Certain Kinds of Inorganic Salts. III. Kinetic Treatment of the Reaction (1961) (16)
- Reactive State of Acridine in the Photoreduction in Alcohols (1968) (16)
- Reactive Species in the Photochemical Hydrogenation of Acridine in Ethanol (1966) (15)
- Photoreduction of Proflavine in the Aqueous Solution. I. A Flash Photolysis Study (1967) (15)
- Behaviour of Radical Cation and an Excited C—T Complex Produced by the Interaction between Singlet Excited State of N,N-dimethylnaphthylamine (Fluorescer) and m-dimethylphthalate (Quencher) as Revealed by a Flash Method (1968) (15)
- ON THE STABLE RADICAL CATION PRODUCED DURING THE PHOTOREDUCTION OF 9,9′-BIACRIDYL IN ETHANOL AND ITS ESR SPECTRUM (1972) (14)
- Radicals Produced by UV Irradiation of Acridan and Acridine in Glassy and Crystalline Medium at 77°K (1968) (14)
- An Attempt to Determine Eosine’s S*→T Transition Probability and Evidence for the Participation of a D–D Redox Mechanism (1965) (14)
- Reactions of Singlet Oxygen and Half-reduced Oxygen which are Produced Simultaneously by the Interaction of Triplet Dye and Oxygen (1969) (13)
- Primary Processes in the Photobleaching of Eosin as Revealed by the Flash Technique (1960) (13)
- Reactive States of Acridine for the Photoreduction in Tetrahydrofuran (1970) (13)
- An Attempt to Determine Fluorescein's S–T Transition Probability and a Preliminary Investigation of the Behavior of Its Semiquinone in an Alkaline Solution (1965) (12)
- Photochemical Reaction between Acridine and Acridan in the Presence and in the Absence of Oxygen. II. Studies by the Flash Technique (1967) (12)
- Reductive Photo-Bleaching of Eosine: Effect of Added Substances on the Rate of Reductive Photo-bleaching (1959) (12)
- Photochemical Reaction between Acridine and Acridan in the Presence and in the Absence of Oxygen. I. Studies by the Steady Light Illumination (1967) (12)
- The Behavior of Radical Anion of Acridine as Revealed from ESR Studies (1968) (11)
- Reactions by singlet oxygen and via transient complex (between dye and oxygen), produced simultaneously through the interaction between triplet eosine and oxygen (1968) (10)
- Studies on the Electronic Spectra of the Semiquinones of Anthracene and Its Related Heterocycles. II (1968) (10)
- Metachromasy of Rhodamine 6G Produced by Polyvinyl Sulfate (1953) (10)
- The Quenching Action of Pyridine and Quinoline on the Fluorescence of Naphthalene Derivatives (1963) (9)
- Dye-sensitized Photopolymerization of Styrene (1955) (9)
- ESR Studies on the Behavior of Fluorescein Semiquinone (1967) (9)
- The Quenching Action of Benzoic Acid and Methylbenzoate on the Fluorescence of Naphthalene Derivatives. III. The Solvent Effect on the Quenching of the Fluorescence of Dimethylnaphthylamine by Methylbenzoate (1966) (9)
- Photosensitized Oxidation of Leuco-uranine. I. Qualitative Studies of the Nature of the Reaction in the Deaerated Solution (1962) (9)
- Dye-sensitized Photopolymerization of Vinyl Compounds. Polymerization of Styrene by Cyanine Dyes. I (1955) (9)
- Electron Spin Resonance Study on Radical Anions of Acridine and Its Halogen Derivatives (1970) (8)
- Dye-sensitized Photopolymerization of Vinyl Compounds. Polymerization of Acrylonitrile by Stannous Chloride and Acriflavine. II (1961) (8)
- Reactive States of Acridine in Alcohols and the pK Value of T(n-π*) State as judged from the pH Dependence of the Photoreduction Quantum Yield (1969) (8)
- Four Radical Species Produced Photochemically in the Solid Mixture of Acridine and Acridan (1971) (8)
- Photochemistry of Acridines. XVIII. Photoreduction by Nonpolar H-donors and the Disproportionation of C-Radicals (1972) (8)
- Studies of the Quenching of the Fluorescence of Acridine Orange from the Standpoint of Charge-Transfer (1966) (7)
- MEASUREMENT OF THE DELAYED FLUORESCENCE BY A FLASH TECHNIQUE AS AN ADDITIONAL TOOL FOR THE STUDY OF EXCITED STATES (1968) (7)
- Solvent Effect on the Photochemical Oxidation of Phenothiazine with Oxygen (1971) (7)
- Studies on the Organic Phosphorescence. I (1954) (6)
- Photosensitized Oxidation of Leuco-uranine. II. Kinetics of an Acridine-sensitized Photoöxidation in the Deaerated Solution (1962) (6)
- Influence of the Addition of High Molecular Electrolyte upon the Absorption Spectra and Fluorescence of Organic Dyestuffs. III (1954) (6)
- Interaction between Phenothiazine Triplet State with Several Electron Acceptors (1972) (6)
- Physicochemical Studies of Organic Dyestuffs in Relation to Photochemistry. II. Influence of the Addition of K-Polyvinylsulfate upon the Absorption Spectra and Fluorescence of Rhodamine 6G in Aqueous Solution (1953) (6)
- Order of Quencher Participation in Photochemistry. II. Quenching Action of Ethanol on the Photoreduction of p-Aminobenzophenones (1972) (6)
- Radical Formation Initiated by the Biphotonic Excitation of Acridone (1973) (5)
- Photochemical Reaction of 9-Cl-Acridine in Aerated and Deaerated Ethanol. I (1971) (5)
- Resonance enhanced multi-photon ionization of neutral atoms sputtered with Ga-FIB (2008) (4)
- Studies on the Organic Phosphorescence. II. A Revision of Lewis’ Mechanism for the Phosphorescence (1957) (4)
- Photochemistry of Acridines. XIX. Photoreduction of Acridine in Mixed Solvents (1973) (4)
- Photopolymerization of Vinyl Chloride by Mercury Sensitization (1954) (4)
- Disproportionation of Dimethyl p-Phthalate Anion Radical Paired with Alkali Metal Cation (1969) (4)
- Four radical species produced upon excitation of the molecular complex of acridine and acridan in the solid state (1970) (4)
- The Formation of Stable Semiquinone of Methylene Blue by the Irradiation of Visible Light and γ-Rays (1958) (4)
- Metachromasy of Pyronine G Produced by Polyvinyl Sulfate (1954) (4)
- Dependence of the Stability of Exciplex upon the Solvent Polarity (1970) (4)
- Reductive Photo-Bleaching of Eosine: Primary Processes indicated by the Flash Technique (1959) (4)
- Quenching of Organic Phosphorescence (1953) (3)
- Mixed T—T Annihilation between Eosine and Anthracene (1968) (3)
- [Oxyhemoglobin dissociation curve and 2,3-diphosphoglycerate in chronic hypoxemia]. (1991) (3)
- The Quenching Action of Benzoic Acid and Methyl Benzoate on the Fluorescene of Naphthalene Derivatives. II (1965) (3)
- Studies on the Interactions beween Organic Dyestuffs and Polymers. I:Effect of K-Polyvinylsulfate on the Absorption Spectrum and Fluorescence of Rhodamine 6G Aqueous Solution (1952) (2)
- Chemical Behaviors of the Intermediates Produced during the Reductive Photobleaching of Eosin in the Evacuated Alcoholic Solution (1960) (2)
- Studies on the Primary Processes of the Photooxidation and Photoreduction of Xanthene and Thiazine Dyes (1969) (2)
- Photochromic Reaction of N-Nitroso-N-alkylaniline in the Aqueous Solution—A Contribution to the Photochemistry of Nitrosamine (1970) (2)
- ESR Studies on Radical Anions of Calicene Derivatives (1973) (2)
- Photochemical Reaction of 9-Chloroacridine in Aerated and Deaerated Ethanol. II. Studies by Means of a Flash Technique (1972) (2)
- Photochemical Production of 9,9′-Biacriden from 9-Chloroacridine in the Degassed Ethanol Solution (1970) (2)
- Studies on the Organic Phosphorescence. IV. Quenching by Inorganic Salts (1957) (1)
- Instrumental factors in resonance enhanced multi-photon ionization of FIB-sputtered atoms (2008) (1)
- Reactive States of Acridine in the Photoreduction and the Behavior of Semiquinone Radical as Deduced from the Comparison of the Quantum Yield for Photoreduction and for Oxygen Consumption in the Aerated Solution (1970) (1)
- Catalytic Polymerisation of Olefine Hydrocarbons. II (1943) (1)
- The Effect of Environment upon the Colour of Organic Unsaturated Compounds (1956) (1)
- Photochemical Processes Which Induce the Photosensitized Reactions (1969) (1)
- Studies on the Interactions Between Organic Dyestuffs and Polymers. II (1952) (1)
- Reversible Energy Transfer between Eosine and Anthracene (1968) (1)
- ESR-STUDIES ON RADICAL ANIONS OF CALICENE DERIVATIVES (1973) (0)
- PHOTOREDUKTION VON PHENAZIN IN ALKOHOLEN UND DURCH AETHYLENDIAMINTETRAACETAT IN WAESSRIGER LOESUNG (1970) (0)
- Determination of the S*–T transition probability of acridine dyes by the method of sensitized delayed fluorescence (1969) (0)
- Retarding Effect of Uranine Upon the Reductive Photobleaching of Eosine in Alcoholic Solution. (Relative Stabilities of the Semiquinones of Xanthene Dyes.). (1959) (0)
- Development and application of high-efficiency energy convertible FGMs (1997) (0)
- Studies on the Quenching of Organic Phosphors. II (1953) (0)
- Possibility of photosensitized polymerization of styrene with organic dyestuff by virtue of its triplet state-preliminary report- (1951) (0)
- Catalytic isotopic exchange reaction of hydrogen between different olefinic hydrocarbons-2- (1950) (0)
- Effect of the Light on the Adsorption Equilibrium of Dyes (1951) (0)
- The Construction of a Simple Gas Density Balance (1942) (0)
- Exchange Reactions between Heavy Ethylene and Light Rutylene. (II) (1942) (0)
- Design, fabrication and testing of a model heating and cooling system for a vacuum vessel (1981) (0)
- Effect of Light on the Adsorption Equilibrium of Dyes. III (1952) (0)
- Physicochemical Studies of the Organic Dyestuffs in Relation to Photochemistry. I. Effect of Light on the Adsorption Equilibrium (1953) (0)
- Studies on the Catalytic Polymirisation of Olefine Hydrocarbons. III (1943) (0)
- Catalytic Exchange Reaction of Heavy Hydrogen between Different Hydrocarbons. III (1943) (0)
- 5511 Research on the Renovation Method with Making Openings in the Panels of the Residential Buildings Constructed in Precast Concrete Wall System (2008) (0)
- PHOTOCHROME RK. VON N-NITROSO-N-ALKYL-ANILINEN IN WAESSRIGER LOESUNG, PHOTOCHEMIE VON NITROSAMINEN (1970) (0)
- ESR SPECTRA OF RADICAL ANIONS OF CALICENE DERIVATIVES, LINE WIDTH ALTERNATION DUE TO ADJACENT N-PROPYL GROUPS (1973) (0)
- Photopolymerization of Vinyl Chloride. II. (1951) (0)
- Catalytic Exchange Reaction of Hydrogen between Two Different Hydrocarbons. I (1942) (0)
- Comparison between P50 measured by automatic analyzer on microsamples in buffer solution and by tonometric method on whole blood. (1988) (0)
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