学術論文

2025

1. Tetrabutylammonium Chlorite as an Efficient Oxidant for Controlled Oxidation of Sulfides to Sulfoxides
   Itabashi, Y.; Ogata, S.; Shimada, Y.; Kondo, M.; Nishiwaki, N.; Inoue, T.; Asahara, H.; Ohkubo, K.
   Chem. –Eur. J. 2025, 31, e202404279.

2024

1. Photocatalytic and highly regioselective H/D exchange at alpha-thio C (sp3)-H bonds
   Ogasahara, R.; Mae, M.; Itabashi, Y.; Ohkubo, K.; Matsuura, K.; Shimizu, H.; Ban, K.; Udagawa, T.;  Fujioka, H.; Kamiya, M.; Akai, S.; Sawama Y.
   ChemRxiv
2. Antioxidant Activity of Planar Catechin Conjugated with Trolox　
   Shimizu, W.; Shoji, Y.; Ohkubo, K.; Ito, H.; Nakanishi, I.; Fukuhara, K.
   Antioxidants 2024, 13, 1165.
   
3. Construction of a screening system for lipid-derived radical inhibitors and validation of hit compounds to target retinal and cerebrovascular diseases　
   Mori, R; Abe, M; Saimoto, Y; Shinto, S; Jodai, S; Tomomatsu, M; Tazoe, K; Ishida, M; Enoki, M; Kato, N; Yamashita, T.; Itabashi, Y.; Nakanishi, I.; Ohkubo, K.; Kaidzu, S.; Tanito, M.; Matsuoka, Y.; Morimoto, K.; Yamada, K.
   Redox Biol. 2024, 73, 103186.
4. Scandium Ion-Promoted Electron-Transfer Disproportionation of 2-Phenyl-4,4,5,5-tetramethylimidazoline-1-oxyl 3-Oxide (PTIO•) in Acetonitrile and Its Regeneration Induced by Water
   Shoji, Y.; Terashima, Y.; Ohkubo, K.; Ito, H.; Maruyama, K.; Fukuzumi, S.; Nakanishi, I.
   Int. J. Mol. Sci. 2024, 25, 4417.
   
5. 9-(4-Halo-2,6-xylyl)-10-methylacridinium Ion as an Effective Photoredox Catalyst for Oxygenation and Trifluoromethylation of Toluene Derivatives
   Ohkubo, K.; Matsumoto, S.; Asahara, H.; Fukuzumi, S.
   ACS Catal. 2024, 14, 2671–2684. 
   
6. Mitochondria Play Essential Roles in Intracellular Protection against Oxidative Stress—Which Molecules among the ROS Generated in the Mitochondria Can Escape the Mitochondria and Contribute to Signal Activation in Cytosol?
   Masuda, D.; Nakanishi, I.; Ohkubo, K.; Ito, H.; Matsumoto, K.-i.; Ichikawa, H.; Chatatikun, M.; Klangbud, W. K.; Kotepui, M.; Imai, M.; Kawakami, F.; Kubo, M.; Matsui, H.; Tangpong, J.; Ichikawa, T.; Ozawa, T.; Yen, H.-C.; St Clair, D. K.; Indo, H. P.; Majima, H.
   J. Biomol. 2024, 14, 128.
7. Supramolecular Nanosheet Formation Induced Photosensitisation Mechanism Change of Rose Bengal Dye in Aqueous Media
   Bunno, A.; Shigemitsu, H.; Yoshikawa, A.; Osakada, Y.; Fujitsuka, M.; Ishiwari, F.; Nishikubo, R.; Saeki, A.; Ohkubo, K.; Mori, T.; Kida, T.
   Chem. Commun. 2024, 60, 889-892.

2023

1. A BODIPY-picolinium-cation Conjugate as a Blue- light-responsive Caged Group
   Ieda, N.; Nakamura, A.; Tomita, N.; Ohkubo, K.; Izumi, R.; Hotta, Y.; Kawaguchi, M.; Kimura, K.; Nakagawa, H.
   RSC Adv. 2023, 13, 26375-26379.
2. Water-Induced Regeneration of a 2,2-Diphenyl-1-picrylhydrazyl Radical after Its Scandium Ion-Promoted Electron-Transfer Disproportionation in an Aprotic Medium
   Nakanishi, I.; Shoji, Y.; Ohkubo, K.; Ito, H.; Fukuzumi, S.
   Molecules, 2023, 28, 5002. 
3. 2-Azafluorenone Derivatives: Photocatalyst for Oxygenation of Toluene via Electron Transfer and Hydrogen-Atom Transfer
   Asahara, K.; Horikawa, Y.; Iwai, K.; Nishiwaki, N.; Ohkubo, K.
   J. Photochem. Photobiol. 2023, 15, 100184. 
4. One-step Antibacterial Mmodification of Polypropylene Nonwoven Fabrics via Oxidation Using Photo-activated Chlorine Dioxide Radical
   Yamamoto, K.; Asahara, H.; Harada, K.; Itabashi, Y.; Ohkubo, K.; Inoue, T.
   J. Mater. Chem. B 2023, 11, 5101-5107.
5. In vitro Radical-Scavenging Mechanism of Melatonin and its in vivo Protective Effect Against Radiation-Induced Lipid Peroxidation
   Manda, K.; Ohkubo, K.; Shoji, Y.; Zoardar, A. K. M. R. K.; Kamibayashi, M.; Ozawa, T.; Anzai K.; Nakanishi, I.
   Redox Biochem. Chem. 2023, 3-4, 100003. 

2022

1. One-pot Chlorocarboxylation of Toluenes with Chlorine Dioxide under Photoirradiation
   Ohno, S.; Asahara, H.; Inoue, T.; Ohkubo, K.
   RSC Adv. 2022, 12, 31412–31414.
2. Amphiphilic Rhodamine Nano-assembly as a Type I Supramolecular Photosensitizer for Photodynamic Therapy
   Shigemitsu, H.; Sato, K.; Hagio, S.; Tani, Y.; Mori, T.; Ohkubo, K.; Osakada, Y.; Fujitsuka, M.; Kida, T.
   ACS Appl. Nano Mater. 2022, 5, 14954–14960.
3. Pathological Complete Remission of Relapsed Tumor by Photo-Activating Antibody–Mimetic Drug Conjugate Treatment
   Kaneko, Y.; Yamatsugu, K.; Yamashita, T.; Takahashi, K.; Tanaka, T.; Aki, S.; Tatsumi, T.; Kawamura, T.; Miura, M.; Ishii, M.; Ohkubo, K.; Osawa, T.; Kodama, T.; Ishikawa, S.; Tsukagoshi, M.; Chansler, M.; Sugiyama, A.; Kanai, M.; Katoh, H.
   Cancer Sci. 2022, 113, 4350-4362.
4. Ascorbate-assisted Nitric Oxide Release from Photocontrollable Nitrosonium Ion Releasers for Potent ex vivo Photovasodilation
   Ieda, N.; Yoshikawa, Y.; Tomita, N.; Ohkubo, K.; Hotta, Y.; Kawaguchi, M.; Kimura, K.; Nakagawa, H.
   Chem. Commun. 2022, 58, 8420-8423.
5. 9‑Cyano-10-methoxycarbonylanthracene as a Visible Organic Photoredox Catalyst in the Two-Molecule Photoredox System
   Tajimi, Y.; Nachi, Y.; Inada, R.; Hashimoto, R.; Yamawaki, M.; Ohkubo, K.; Morita, T.; Yoshimi, Y.
   J. Org. Chem. 2022, 87, 7405-7413.
6. A Fluorescein based Type I Supramolecular Photosensitizer via Induction of Charge Separation by Self-Assembly
   Shigemitsu, H.; Ohkubo, K.; Bunno, A.; Mori, T.; Osakada, Y.; Fujitsuka, M.; Kida, T.
   J. Am. Chem. Soc. Au, 2022, 2, 1472–1478.
7. Visible-light-Induced Phosgenation Reaction of Amines by Oxygenation of Chloroform Using Chlorine Dioxide
   Asahara, H.; Takao, N.; Moriguchi, M.; Inoue, T. Ohkubo, K.
   Chem. Commun. 2022, 58, 6176 – 6179.
8. Effect of Magnesium Ion on the Radical-Scavenging Rate of Pterostilbene in an Aprotic Medium: Mechanistic Insight into the Antioxidative Reaction of Pterostilbene
   Nakanishi, I.; Shoji, Y.; Ohkubo, K.; Ueno, M.; Shimoda, K.; Matsumoto, K.; Fukuhara, K.; Hamada, H.
   Antioxidant, 2022, 11, 340.
9. Acridinium Salts as Photoredox Organocatalysts for Photomediated Cationic RAFT and DT Polymerizations of Vinyl Ethers
   Matsuda, M.; Uchiyama, M.; Itabashi, Y.; Ohkubo, K.; Kamigaito, M.
   Polym. Chem. 2022, 13, 1031-1039.
10. Antibody Mimetic Drug Conjugate Manufactured by High-yield Escherichia coli Expression and Non-covalent Binding System
    Yamatsugu, K.; Katoh, H.; Yamashita, T.; Takahashi, K.; Aki, S.; Tatsumi, T.; Kaneko, Y.; Kawamura, T.; Miura, M.; Ishii, M.; Ohkubo, K.; Osawa, T.; Kodama, T.; Ishikawa, S.; Kanai, M.; Sugiyama, A.
    Protein Expr. Purif. 2022, 192, 106043. 
11. Laser Flash Photolytic Generation of Radical Ions of Carotenoids in Organic Solvents. Studies of Their Subsequent Fates, Including Formation of Stable Carotenoid Sigma Dimer Radical Anion (CAR)₂•–
    El-Agamey, A.; Melø, T. B.; Nagvi, K. R.; El-Hagrasy, M. A.; Ohkubo, K.; Fukuzumi, S.
    J. Photochem. Photobiol. A 2022, 425, 113707.

2021

1. Tunneling in the Hydrogen-Transfer Reaction from a Vitamin E Analog to an Inclusion Complex of 2,2-Diphenyl-1-picrylhydrzyl Radical with b-Cyclodextrin in an Aqueous Buffer Solution at Ambient Temperature
   Nakanishi, I.; Shoji, Y.; Ohkubo, K.; Fukuzumi, S.
   Antioxidant 2021, 10, 1966.
2. UV-induced Oxygenation of Toluene Catalyzed by Co(acac)2 and 9-Mesityl-10-methylacridinium Ion Mediated with NHPI
   Pokutsa, A.; Ohkubo, K.; Zaborovskyi, A.; Bloniarz, P.; Мuzart, J.
   Asia-Pac. J. Chem. Eng. 2021, 16, e2714. 
3. A Cyanine Dye Based Supramolecular Photosensitizer Enabling Visible-light-driven Organic Reaction in Water
   Shigemitsu, H.; Tamemoto, T.; Ohkubo, K.; Mori, T.; Osakada, Y.; Fujitsuka, M.; Kida, T.
   Chem. Commun. 2021, 32, 1098-1103.
4. Axially Substituted Silicon Phthalocyanine Payloads for Antibody–Drug Conjugates
   Takahashi, K.; Sugiyama, A.; Ohkubo, K.; Tatsumi, T.; Kodama, T.; Yamatsugu, K.; Kanai, M.
   Synlett. 2021, 32, 1098-1103.
5. Anionic Fluorinated Zn-porphyrin Combined with Cationic Endohedral Li-fullerene for Long-Lived Photoinduced Charge Separation with Low Energy Loss
   Miwa, K.; Aoyagi, S.; Sasamori, T.; Ueno, H.; Okada, H.; Ohkubo, K.
   J. Phys. Chem. B 2021, 125, 918-925.
6. Effects of Reaction Environments on Radical-scavenging Mechanisms of Ascorbic Acid
   Nakanishi, I.; Shoji, Y.; Ohkubo, K.; Fukuhara, K.; Ozawa, T.; Matsumoto, K.; Fukuzumi, S.
   J. Clin. Biochem. Nutr. 2021, 68, 116-122. 

2020

1. Phenylene-bridged Bis(benzimidazolium) (BBIm2+): A Dicationic Organic Photoredox Catalyst
   Kodama, T.; Kubo, M.; Shinji, W.; Ohkubo, K.; Tobisu, M.
   Chem. Sci. 2020, 11, 12109-12117.
2. A Large Kinetic Isotope Effect in the Reaction of Ascorbic acid with 2-Phenyl-4,4,5,5-tetramethylimidazoline-1-oxyl 3-oxide (PTIO•) in Aqueous Buffer Solutions
   Nakanishi, I.; Shoji, Y.; Ohkubo, K.; Ozawa, T.; Matsumoto, K.; Fukuzumi, S.
   Chem. Commun. 2020, 51, 11505-11507.
3. Relationship between the Radical-Scavenging Activity of Selected Flavonols and Thermodynamic Parameters Calculated by Density Functional Theory
   Nakanishi, I.; Ohkubo, K.; Fujitaka, Y.; Shimoda, K.; Matsumoto, K.; Fukuhara, K.; Hamada, H.
   Free Radic. Res. 2020, 54, 535-539. 
4. Two Different Multiple Photosynthetic Reaction Centers using either Zinc Porphyrinic Oligopeptide-Fulleropyrrolidine or Free-Base Porphyrinic Polypeptide-Li+@C60 Supramolecular Complexes
   Solladié, N.; Fukuzumi, S.; Ohkubo, K.; D’Souza, F.; Rein, R.; Troiani, V.; Qiu, H.; Saito, K.; Suresh, G.; Hasegawa, T.
   ECS J. Solid. State Sci. Tech. 2020, 9, 061026. 
5. Low Switching Voltage, High-stability Organic Phototransistor Memory Based on a Photoactive Dielectric and an Electron Trapping Layer
   Dao, T. T.; Sakai, H.; Ohkubo, K.; Fukuzumi, S.; Murata, H.
   Org. Electron. 2020, 77, 105505.

2019

1. Kinetic Isotope Effect in the Reaction of Water Soluble Antioxidants with Water-Solubilized 2,2Diphenyl-l-picrylhydrazyl Radical in Aqueous Buffer Solutions
   Nakanishi, I.; Yoshimi, S.; Ohkubo, K.; Ozawa, T.; Matsumoto, K.
   Free Rad. Biol. Med. 2019, 145, S34 
2. A Pyropheophorbide Analogue Containing a Fused Methoxy Cyclohexanone Ring System Shows Promising Cancer-Imaging Ability
   Marko, A. J.; Dukh, M.; Patel, N. J.; Missert, J. R.; Ohulchanskyy, T.; Tabaczynski, W. A.; Ohkubo, K.; Fukuzumi, S.; Yai, R.; Sajjad, M.; Pandey, R. K.
   ChemMedChem 2019, 14, 1503-1513.
3. A Diprotonated Porphyrin as an Electron Mediator in Photoinduced Electron Transfer in Hydrogen-Bonded Supramolecular Assemblies
   Suzuki, W.; Kotani, H.; Ishizuka, T.; Kawano, M.; Sakai, H.; Hasobe, T.; Ohkubo, K.; Fukuzumi, S.; Kojima, T.
   J. Phys. Chem. C 2019, 123, 11529-11538.
4. Synthesis and Radical-Scavenging Activity of C-methylated Fisetin Analogues
   Imai, K.; Nakanishi, I.; Ohkubo, K.; Ohno, A.; Mizuno, M.; Fukuzumi, S.; Matsumoto, K.; Fukuhara, K.
   Bioorg. Med. Chem. 2019, 27, 1720-1727.
5. Photochemical C–H Oxygenation of Side-chain Methyl Groups in Polypropylene with Chlorine Dioxide
   Ohkubo, K.; Asahara, H.; Inoue, T.
   Chem. Commun. 2019, 55, 4723-4726.
6. Paddlewheel Complexes with Azulenes: Electronic Interaction between Metal Centers and Equatorial Ligands
   Tsuchiya, T.; Umemura, R.; Kaminaga, M.; Kushida, S.; Ohkubo, K.; Noro, S.; Mazaki, Y.
   ChemPlusChem 2019, 84, 655-664.
7. Catalytic Asymmetric Allylation of Aldehydes with Alkenes through Allylic C(sp3)-H Functionalization Mediated by Organophotoredox and Chiral Chromium Hybrid Catalysis
   Mitsunuma, H.; Tanabe, S.; Fuse, H. Ohkubo, K.; Kanai, M.
   Chem. Sci. 2019, 10, 3459-3465.
8. Unified Mechanism of Oxygen Atom Transfer and Hydrogen Atom Transfer Reactions with a Triflic Acid-Bound Nonheme Manganese(IV)-Oxo Complex via Outer-Sphere Electron Transfer
   Lee, Y.-M.; Kim, S.; Ohkubo, K.; Kim, K.-H.; Nam, W.; Fukuzumi, S.
   J. Am. Chem. Soc. 2019, 141, 2614-2622.

2018

1. Long-Lived Photoexcited State of a Mn(IV)-Oxo Complex Binding Scandium Ions That is Capable of Hydroxylating Benzene
   Sharma, N.; Jung, J.; Ohkubo, K.; Lee, Y.-M.; El-Khouly, M. E.; Nam, W.; Fukuzumi, S.
   J. Am. Chem. Soc. 2018, 140, 8405-8409.
2. Mechanistic Insights into Homogeneous Electrocatalytic and Photocatalytic Hydrogen Evolution Catalyzed by High-Spin Ni(II) Complexes with S2N2-Type Tetradentate Ligands
   Hong, D.; Tsukakoshi, Y.; Kotani, H.; Ishizuka, T.; Ohkubo, K.; Shiota, Y.; Yoshizawa, K.; Fukuzumi, S.; Kojima, T.
   Inorg. Chem. 2018, 57, 7180-7190.
3. A Supramolecular Photocatalyst Composed of a Polyoxometalate and a Photosensitizing Water-soluble Porphyrin Diacid for the Oxidation of Organic Substrates in Water
   Ishizuka, T.; Ohkawa, S.; Ochiai, H.; Hashimoto, M.; Ohkubo, K.; Kotani, H.; Sadakane, M.; Fukuzumi, S.; Kojima, T.
   Green Chem. 2018, 20, 1975-1980.
4. Assemblies of Boron Dipyrromethene/Porphyrin, Phthalocyanine, and C60 Moieties as Artificial Models of Photosynthesis: Synthesis, Supramolecular Interactions, and Photophysical Studies
   Chen, X.-F.; El-Khouly, M. E.; Ohkubo, K.; Fukuzumi, S.; Ng, D. K. P.
   Chem. –Eur. J. 2018, 24, 3862-3872.
5. A Triphenylamine-Naphthalenediimide-Fullerene Triad: Synthesis, Photoinduced Charge Separation and Solution-Processable Bulk Heterojunction Solar Cells
   Srivani, D.; Gupta, A.; Bhosale, S. V.; Ohkubo, K.; Bhosale, R. S.; Fukuzumi, S.; Bilic, A.; Jones, L. A.; Bhosale, S. V.
   Asian J. Org. Chem. 2018, 7, 220-226.
6. Light-driven C-H Oxygenation of Methane into Methanol and Formic Acid by Molecular Oxygen Using a Perfluorinated Solvent
   Ohkubo, K.; Hirose, K.
   Angew. Chem. Int. Ed. 2018, 57, 2126-2129. 
   Selected as a Cover Picture

2017

1. Inter- and Intramolecular Electron-Transfer Reduction Properties of Coronenediimide Derivatives via Photoinduced Processes
   Yoshida, M.; Sakai, H.; Ohkubo, K.; Fukuzumi, S.; Hasobe, T.
   J. Phys. Chem. C 2017, 122, 13333-13346.
2. Ionic Manipulation of Charge-transfer and Photodynamics of [60]Fullerene Confined in Pyrrolo-tetrathiafulvalene Cage
   Bahring, S.; Larsen, K. R.; Supur, M.; Nielsen, K. A.; Poulsen, T.; Ohkubo, K.; Marlatt, C. W.; Miyazaki, E.; Takimiya, K.; Flood, A. H.; Fukuzumi, S.; Jeppesen, J. O.
   Chem. Commun. 2017, 53, 9898-9901.
3. Multi-level Non-volatile Organic Transistor-based Memory Using Lithium-ion-encapsulated Fullerene as a Charge Trapping Layer
   Tran, C. M.; Sakai, H.; Kawashima, Y.; Ohkubo, K.; Fukuzumi, S.; Murata, H.
   Org. Electron. 2017, 45, 234-239.
4. Synthesis of Methylated Quercetin Analogues for Enhancement of Radical-scavenging Activity
   Imai, K.; Nakanishi, I.; Ohkubo, K.; Ohba, Y.; Arai, T.; Mizuno, M.; Fukuzumi, S.; Matsumoto, K.; Fukuhara, K.
   RSC Adv. 2017, 7, 17968-17979.
5. Dual Function Photocatalysis of Cyano-bridged Heteronuclear Metal Complexes for Water Oxidation and Two-electron Reduction of Dioxygen to Produce Hydrogen Peroxide as a Solar Fuel
   Aratani, Y.; Suenobu, T.; Ohkubo, K.; Yamada, Y.; Fukuzumi, S.
   Chem. Commun. 2017, 53, 3473–3476.
6. Thermodynamics and Photodynamics of a Monoprotonated Porphyrin Directly Stabilized by Hydrogen Bonding with Polar Protic Solvents
   Suzuki, W.; Kotani, H.; Ishizuka, T.; Ohkubo, K.; Shiota, Y.; Yoshizawa, K.; Fukuzumi, S.; Kojima, T.
   Chem.–Eur. J. 2017, 23, 4669–4679.
7. Selective CO Production in Photoelectrochemical Reduction of CO2 with a Cobalt Chlorin Complex Adsorbed on Multi-Walled Carbon Nanotubes in Water
   Aoi, S.; Mase, K.; Ohkubo, K.; Suenobu, T.; Fukuzumi, S.
   ACS Energy Lett. 2017, 2, 4077–4080.
8. Dihydroxylation of Styrene by Sodium Chlorite with Scandium Triflate
   Ohkubo, K.; Hirose, K.; Shibata, T.; Takamori, K.; Fukuzumi, S.
   J. Phys. Org. Chem. 2017, 30, e3619.
9. Exfoliation and Supramolecular Functionalization of Graphene with an Electron Donor Perylenediimide Derivative
   Martín-Gomis, L.; Karousis, N.; Fernández-Lázaro, F.; Petsalakis, I. D.; Ohkubo, K.; Fukuzumi, S.; Tagmatarchis N. Sastre-Santos, Á.
   Photochem. Photobiol. Sci. 2017, 16, 596–605.
10. Impact of Peripheral Substituents in Regioselective Synthesis of Position-10 or Position-20 Bromobacteriochlorins
    Joshi, P.; Ohkubo, K.; Dukh, M.; Tabaczynski, W.; Patel, N. J.; Missert, J. R.; Fukuzumi, S.; Pandey, R. K.
    Tetrahedron Lett. 2017, 58, 851–854.
11. Photoinduced Electron Transfer in 9-Substituted 10-Methylacridinium Ions
    Tsudaka, T.; Kotani, H.; Ohkubo, K.; Nakagawa, T.; Tkachenko, N. V.; Lemmetyinen, H.; Fukuzumi, S.
    Chem.–Eur. J. 2017, 23, 1306–1317.

2016

1. Synthetic Control over Intra- and Intermolecular Charge Transfer Can Turn on the Fluorescence Emission of Non-emissive Coumarin
   Jhun, B. H.; Ohkubo, K.; Fukuzumi, S.; You, Y.
   J. Mater. Chem. C 2016, 4, 4556-4567.
2. Photooxygenation of Alkanes by Dioxygen with p-Benzoquinone Derivatives with High Quantum Yields
   Ohkubo, K.; Hirose, K.; Fukuzumi, S.
   Photochem. Photobiol. Sci. 2016, 8, 731-714.
3. Two-Phase Photocatalytic Oxidation of Toluene Derivatives by Dioxygen with 3-Cyano-1-decylquinolinium Ion
   Ohkubo, K.; Hirose, K.; Fukuzumi, S.
   RSC Adv. 2016, 6, 41011-41014.
4. Catalytic Reduction of Proton, Oxygen and Carbon Dioxide with Cobalt Macrocyclic Complexes
   Mase, K.; Aoi, S.; Ohkubo, K.; Fukuzumi, S.
   J. Porphyrins Phthalocyanines 2016, 20, 935-949. 
5. Catalytic Hydroxylation of Benzene to Phenol by Dioxygen with an NADH Analog
   Hirose, K.; Ohkubo, K.; Fukuzumi, S.
   Chem.–Eur. J. 2016, 22, 12904-12909.
6. Solvent-Free Photooxidation of Alkanes by Dioxygen with 2,3-Dichloro-5,6-dicyano-p-benzoquinone via Photoinduced Electron Transfer
   Ohkubo, K.; Hirose, K.; Fukuzumi, S.
   Chem.–Asian. J. 2016, 11, 2255-2259.
7. Axially Substituted Silicon Phthalocyanine as Electron Donor in a Dyad and Triad with Azafullerene as Electron Acceptor for Photoinduced Charge Separation
   Rotas, G.; Martín-Gomis, L.; Ohkubo, K.; Fernández-Lázaro, F.; Fukuzumi, S.; Tagmatarchis, N.; Sastre-Santos, Á.
   Chem.–Eur. J. 2016, 22, 15137-15143.
8. Reactivity of 2,2-Diphenyl-1-picrylhydrzyl Solubilized in Water by β-Cyclodextrin and Its Methylated Derivative
   Nakanishi, I.; Ohkubo, K.; Kamibayashi, M.; Ogawa, Y.; Ozawa, T.; Matsumoto, K.; Fukuzumi, S.
   Chem. Select 2016, 1, 3367-3370.
9. Controllable Threshold Voltage in Organic Complementary Logic Circuits with an Electron-Trapping Polymer and Photoactive Gate Dielectric Layer
   Dao, T. T.; Sakai, H.; Nguyen, H. T.; Ohkubo, K.; Fukuzumi, S.; Murata, H.
   ACS Appl. Mater. Interfaces 2016, 8, 18249-18255.
10. Synthetically Tuneable Biomimetic Artificial Photosynthetic Reaction Centres That Closely Resemble the Natural System in Purple Bacteria
    Lee, S.-H.; Blake, I. M.; Larsen, A. G.; McDonald, J. A.; Ohkubo, K.; Fukuzumi, S.; Reimers, J. R.; Crossley, M. J.
    Chem. Sci. 2016, 7, 6534-6550.
11. Photocatalytic Oxidation of Iron(II) Complexes by Dioxygen with 9-Mesityl-10-methylacridinium Ion
    Tsudaka, T.; Ohkubo, K.; Fukuzumi, S.
    Chem. Commun. 2016, 52, 6178-6180.
12. Photoinduced Electron Transfer in Porous Organic Salt Crystals Impregnated with Fullerenes
    Hasegawa, T.; Ohkubo, K.; Hisaki, I.; Miyata, M.; Tohnai, N.; Fukuzumi, S.
    Chem. Commun. 2016, 52, 7928-7931.
13. Aluminium Ion-Promoted Radical-Scavenging Reaction of Methylated Hydroquinone Derivatives
    Nakanishi, I.; Ohkubo, K.; Ogawa, Y.; Matsumoto, K.; Ozawa, T.; Fukuzumi, S.
    Org. Biomol. Chem. 2016, 14, 7956-7961.
14. Electrochemical Reduction of Cationic Li+@C60 to Neutral Li+@C60•–: Isolation and Characterisation of Endohedral [60]Fulleride
    Ueno, H.; Aoyagi, S.; Yamazaki, Y.; Ohkubo, K.; Ikuma, N.; Okada, H.; Kato, T.; Matsuo, Y.; Fukuzumi, S.; Kokubo, K.
    Chem. Sci. 2016, 7, 5770-5774.
15. A Profluorescent Nitroxide Probe for Ascorbic Acid Detection and Its Application to Quantitative Analysis of Diabetic Rat Plasma
    Matsuoka, Y.; Ohkubo, K.; Yamasaki, T.; Yamato, M.; Ohtabu, H.; Shirouzu, T.; Fukuzumi, S.; Yamada, K.
    RSC. Adv. 2016, 6, 60907-60915.
16. Photocatalytic Reduction of CO2 and H2O to CO and H2 with a Cobalt Chlorin Complex Adsorbed on Multi-Walled Carbon Nanotubes
    Aoi, S.; Mase, K.; Ohkubo, K.; Fukuzumi, S.
    Catal. Sci. Technol. 2016, 6, 4077-4080.
17. Aromatic Monochlorination Photosensitized by DDQ with Hydrogen Chloride under Visible Light Irradiation
    Ohkubo, K.; Fujimoto, A.; Fukuzumi, S.
    Chem.–Asian J. 2016, 11, 996-999.
18. Photocatalytic Oxygenation of Substrates by Dioxygen with Protonated Manganese(III) Corrolazine
    Jung, J.; Neu, H. M.; Leeladee, P.; Siegler, M. A.; Ohkubo, K.; Goldberg, D. P.; Fukuzumi, S.
    Inorg. Chem. 2016, 55, 3218-3228.
19. Much Enhanced Electron-Transfer Reactivity of a Nonheme Iron(IV)-Imido Complex as Compared to the Iron(IV)-Oxo Analog
    Vardhaman, A. K.; Lee, Y.-M.; Jung, J.; Ohkubo, K.; Nam, W.; Fukuzumi, S.
    Angew. Chem., Int. Ed. 2016, 55, 3709-3713.
20. Photoinduced Processes of Supramolecular Nanoarrays Composed of Porphyrin and Benzo[ghi]perylenetriimide Units through Triple Hydrogen Bonds with One-Dimensional Columnar Phases
    Sakai, H.; Ohkubo, K.; Fukuzumi, S.; Hasobe, T.
    Chem.–Asian J. 2016, 11, 613-624.
21. The Effect of Metallation on Porphyrin-Based Bifunctional Agents in Tumor-Imaging and Photodynamic Therapy
    Patel, N. J.; Chen, Y.; Joshi, P.; Pera, P.; Baumann, H.; Missert, J. R.; Ohkubo, K.; Fukuzumi, S.; Nani, R. R.; Schnermann, M. J.; Chen, P.; Zhu, J.; Kadish, K. M.; Pandey, R. K.
    Bioconjugate Chem. 2016, 27, 667-680.
22. An Amphoretic Reactivity of a Mixed-Valent Bis(μ-oxo)dimanganese(III,IV) Complex Acting as an Electrophile and a Nucleophile
    Sankaralingam, M.; Jeon, S. H.; Lee, Y.-L.; Seo, M. S.; Ohkubo, K.; Fukuzumi, S.; Nam, W.
    Dalton Trans. 2016, 45, 376-383.

2015

1. Multiple Photosynthetic Reaction Centres of Porphyrinic Polypeptide-Li+@C60 Supramolecular Complexes
   Ohkubo, K.; Hasegawa, T.; Rein, R.; Solladié, N.; Fukuzumi, S.
   Chem. Commun. 2015, 51, 17517-17520.
2. Cyclic Tetramers of Zinc Chlorophylls as a Coupled Light-Harvesting Antenna–Charge Separation System
   Shinozaki, Y.; Ohkubo, K.; Fukuzumi, S.; Sugawa, K.; Otsuki, J.
   Chem.–Eur. J. 2015, 22, 1165-1176.
3. Long-Lived Photoinduced Charge Separation in Inclusion Complexes Composed of a Phenothiazine-Bridged Cyclic Porphyrin Dimer and Fullerenes
   Kamimura, T.; Ohkubo, K.; Kawashima, Y.; Ozaki, S.; Sakaguchi, K.; Fukuzumi, S.; Tani, F.
   J. Phys. Chem. C 2015, 119, 25634-25650.
4. Laser-Induced Dynamics of Peroxo-Dicopper(II) Complexes Vary with Ligand Architecture; One-Photon Two-Electron O2-Ejection and Formation of Mixed-Valent CuICuII-Superoxide Intermediates
   Saracini, C.; Ohkubo, K.; Suenobu, T.;, Meyer, G. J.; Karlin, K. D.; Fukuzumi, S.
   J. Am. Chem. Soc. 2015, 137, 15865-15874.
5. Efficient Singlet Oxygen Generation from Sugar Pendant C60 Derivatives for Photodynamic Therapy
   Yano, S.; Naemura, M.; Toshimitsu, A.; Akiyama, M.; Ikeda, A.; Kikuchi, J.; Shen, X.; Duan, Q.; Narumi, A.; Inoue, M.; Ohkubo, K.; Fukuzum, S.
   Chem. Commun. 2015, 51, 16605-16608.
6. Effect of Alkyl Group on Transnitrosation of N-Nitrosothiazolidine Thiocarboxamides Article Type: Full Length Article
   Inami, K.; Ono, Y.; Kondo, S.; Nakanishi, I.; Ohkubo, K.; Fukuzumi, S.; Mochizuki, M.
   Bioorg. Med. Chem. 2015, 23, 6733-6739.
7. Activationless Electron Self-Exchange of High-Valent Oxo and Imido Complexes of Chromium Corroles
   Liu, S.; Jung, J.; Ohkubo, K.; Hicks, S. D.; Bougher, C. J.; Abu-Omar, M. M.; Fukuzumi, S.
   Inorg. Chem. 2015, 54, 9223-9228.
8. Mechanism of a One-Photon Two-Electron Process in Photocatalytic Hydrogen Evolution from Ascorbic Acid with a Cobalt Chlorin Complex
   Aoi, S.; Mase, K.; Ohkubo, K.; Fukuzumi, S.
   Chem. Commun. 2015, 51, 15145-15148.
9. Catalytic Two-Electron Reduction of Dioxygen Catalysed by Metal-Free [14]Triphyrin(2.1.1)
   Mase, K.; Ohkubo, K.; Xue, Z.; Yamada, H.; Fukuzumi, S.
   Chem. Sci. 2015, 6, 6496-6504.
10. Formation of Ground State Triplet Diradicals from Annulated Rosarin Derivatives by Triprotonation
    Fukuzumi, S.; Ohkubo, K.; Ishida, M.; Preihs, C.; Chen, B.; Borden, W. Kim, D.; Sessler, J. L.
    J. Am. Chem. Soc. 2015, 137, 9780-9783.
11. Modulation of Energy Conversion Processes in Carbonaceous Molecular Bearings
    Hitosugi, S.; Ohkubo, K.; Kawashima, Y.; Matsuno, T.; Kamata, S.; Nakamura, K.; Kono, H.; Sato, S.; Fukuzumi, S.; Isobe, H.
    Chem. Asian J. 2015, 10, 2404-2410.
12. On-Off Switch of Charge-Separated States of Pyridine-Vinylene-Linked Porphyrin-C60 Conjugates Detected by EPR
    Kirner, S. V.; Henkel, C.; Margraf, J. T.; Ohkubo, K.; Echegoyen, L.; Fukuzumi, S.; Clark, T.; Gildi, D. M.
    Chem. Sci. 2015, 6, 5994-6007.
13. Metal-free Hydrogen Evolution with Nanoparticles Derived from Pyrene via Two-photon Ionization Induced by Laser Irradiation
    Ohkubo, K.; Kohno, N.; Yamada, Y.; Fukuzumi, S.
    Chem. Commun. 2015, 51, 11515-11518.
14. Energy Migration within Hexameric Hemoprotein Reconstituted with Zn Porphyrinoid Molecules
    Oohora, K.; Mashima, T.; Ohkubo, K.; Fukuzumi, S.; Hayashi, T.
    Chem. Commun. 2015, 51, 11138-11140.
15. Broadband Light Harvesting and Fast Charge Separation in Ordered Self-Assemblies of Electron Donor-Acceptor-Functionalized Graphene Oxide Layers for Effective Solar Energy Conversion
    Supur, M.; Kawashima, Y.; Mase, K.; Ohkubo, K.; Hasobe, T.; Fukuzumi, S.
    J. Phys. Chem. C 2015, 119, 13488-13495. 
    
16. Efficient Epoxidation of Styrene Derivatives by a Nonheme Iron(IV)-oxo Complex via Proton-Coupled Electron Transfer with Triflic Acid
    Park, J.; Lee, Y.-M.; Ohkubo, K.; Nam, W.; Fukuzumi, S.
    Inorg. Chem. 2015, 54, 5806-5812. 
    
17. Selective Electrochemical Reduction of CO2 to CO with a Cobalt Chlorin Complex Adsorbed on Multi-Walled Carbon Nanotubes in Water
    Aoi, S.; Mase, K.; Ohkubo, K.; Fukuzumi, S.
    Chem. Commun. 2015, 51, 10226-10228. 
    
18. Graphene Oxide-Li+@C60 Donor-Acceptor Composite for Photoenergy Conversion
    Supur, M.; Kawashima, Y.; Ohkubo, K.; Sakai, H.; Hasobe, T.; Fukuzumi, S.
    Phys. Chem. Chem. Phys. 2015, 17, 15732-15738.
19. Coronenetetraimide-Centered Cruciform Pentamers Containing Multiporphyrin Units: Synthesis and Sequential Photoinduced Energy and Electron Transfer Dynamics
    Hasobe, T.; Ida, K.; Sakai, H.; Ohkubo, K.; Fukuzumi, S.
    Chem.–Eur. J. 2015, 21, 11196-11205.
20. Size-selective Incorporation of Donor-Acceptor Linked Dyad Cations into Zeolite Y and Long-Lived Charge Separation
    Fukuzumi, S.; Itoh, A.; Ohkubo, K.; Suenobu, T.
    RSC Adv. 2015, 5, 45582-45585.
21. Photoinduced Electron Transfer in a Supramolecular Triad Produced by Porphyrin Anion-Induced Electron Transfer from Tetrathiafulvalene Calix[4]pyrrole to Li+@C60
    Davis, C. M.; Ohkubo, K.; Lammer, A. D.; Kim, D. S.; Kawashima, Y.; Sessler, J. L.; Fukuzumi, S.
    Chem. Commun. 2015, 51, 9789-9792.
22. Enzyme Repurposing of a Hydrolase as an Emergent Peroxidase upon Metal Binding
    Fujieda, N.; Schätti, J.; Stuttfeld, E.; Ohkubo, K.; Maier, T.; Fukuzumi, S.; Ward, T. R.
    Chem. Sci. 2015, 6, 4060-4065.
23. A Simple Zinc-Porphyrin-NDI Dyad System Generates a Light Energy to Proton Potential Across a Lipid Membrane
    Kelspn, M. M. A.; Ohkubo, K.; Jones, L. A.; Jackson, S. L.; Bhosale, S. V.; Gupta, A.; Fukuzumi, S.; Bhosale, S. V.
    Dyes Pigments 2015, 120, 340-346.
24. Tetrapheneylethene-based Star Shaped Porphyrins: Synthesis, Self-assembly, Optical and Photophysical Study
    Rananaware, A.; Bhosale, R. S.; Ohkubo, K.; Patil, H.; Jones, L. A.; Jackson, S. L.; Fukuzumi, S.; Bhosale, S. V.; Bhosale, S. V.
    J. Org. Chem. 2015, 80, 3832-3840.
25. Solubilisation of a 2,2-Diphenyl-1-picrylhydrazyl Radical to Water by β-Cyclodextrin to Evaluate the Radical-Scavenging Activity of Antioxidants in Aqueous Media
    Nakanishi, I.; Ohkubo, K.; Imai, K.; Kamibayashi, M.; Yoshihashi, Y.; Matsumoto, K.-i.; Fukuhara, K.; Terada, K.; Itoh, S.; Ozawa, T.; Fukuzumi, S.
    Chem. Commun. 2015, 51, 8311-8314.
26. Light-Driven, Proton-Controlled, Catalytic Aerobic C-H Oxidation Mediated by a Mn(III) Porphyrinoid Complex
    Neu, H.; Jung, J.; Baglia, R. A..; Siegler, M. A.; Ohkubo, K.; Fukuzumi, S. Goldberg, D. P.
    J. Am. Chem. Soc. 2015, 137, 4614-4617.
27. Singlet Oxygen Generation from Li+@C60 Nano-Aggregates Dispersed by Laser Irradiation in Aqueous Solution
    Ohkubo, K.; Kohno, N.; Yamada, Y.; Fukuzumi, S.
    Chem. Commun. 2015, 51, 8082-8085.
28. Catalytic Two-Electron Reduction of Dioxygen by Ferrocene Derivatives with Manganese(V) Corroles
    Jung, J.; Liu, S.; Ohkubo, K.; Abu-Omar, M. M.; Fukuzumi, S.
    Inorg. Chem. 2015, 54, 4285-4291.
29. Near-Infrared-Induced Electron Transfer of an Uranyl Macrocyclic Complex without Energy Transfer to Dioxygen
    Davis, C. M.; Ohkubo, K.; Ho, I.-T.; Zhang, Z.; Ishida, M.; Fang, Y.; Lynch, V. M.; Kadish, K. M.; Sessler, J. L.; Fukuzumi, S.
    Chem. Commun. 2015, 51, 6757-6760.
30. Lewis Acid-Induced Change from Four- to Two-Electron Reduction of Dioxygen Catalyzed by Copper Complexes Using Scandium Triflate
    Kakuda, S.; Rolle, C. J.; Ohkubo, K.; Siegler, M. A.; Karlin, K. D.; Fukuzumi, S.
    J. Am. Chem. Soc. 2015, 137, 3330-3337.
31. Near-Infrared Photoelectrochemical Conversion via Photoinduced Charge Separation in Supramolecular Complexes of Anionic Phthalocyanines with Li+@C60
    Kawashima, Y.; Ohkubo, K.; Blas-Ferrando, V. M.; Sakai, H.; Font-Sanchis, E.; Ortís, J.; Fernández-Lázaro, F.; Hasobe, T.; Sastre-Santos, Á.; Fukuzumi, S.
    J. Phys. Chem. B 2015, 119, 7690-7697.
32. Does a Nitrogen Matter?: Synthesis and Photoinduced Electron Transfer of Perylenediimide Donors Covalently Linked to C59N and C60 Acceptors
    Martín-Gomis, L.; Rotas, G.; Ohkubo, K.; Fernández-Lázaro, F.; Fukuzumi, S.; Tagmatarchis, N.; Sastre-Santos, Á.
    Nanoscale 2015, 7, 7437-7444.
33. Nickel and Palladium Complexes of a Non-innocent β-Diketiminate Ligand Containing Phenol Groups
    Morimoto, Y.; Takaichi, J.; Hanada, S.; Ohkubo, K.; Sugimoto, H.; Fujieda, N.; Fukuzumi, S.; Itoh, S.
    J. Porphyrins Phthalocyanines 2015, 19, 377-387. 
34. Much Enhanced Catalytic Reactivity of Cobalt Chlorin Derivatives on Two-Electron Reduction of Dioxygen to Produce Hydrogen Peroxide
    Mase, K.; Ohkubo, K.; Fukuzumi, S.
    Inorg. Chem. 2015, 54, 1808-1815.
35. Ultrafast Photoinduced Electron Transfer in Face-to-Face Charge-Transfer π-Complexes of Planar Porphyrins and Hexaazatriphenylene Derivatives
    Aoki, T.; Sakai, H.; Ohkubo, K.; Sakanoue, T.; Takenobu, T.; Fukuzumi, S.; Hasobe, T.
    Chem. Sci. 2015, 6, 1498-1509.
36. Mechanisms and Applications of Cyclometalated Pt(II) Complexes in Photoredox Catalytic Trifluoromethylation
    Choi, W. J.; Choi, S.; Ohkubo, K.; Fukuzumi, S.; Cho, E. J.; You, Y.
    Chem. Sci. 2015, 6, 1454-1464.
37. Solvent-Free One-Step Photochemical Hydroxylation of Benzene Derivatives by the Singlet Excited State of 2,3-Dichloro-5,6-dicyano-p-benzoquinone Acting as a Super Oxidant
    Ohkubo, K.; Hirose, K.; Fukuzumi, S.
    Chem.–Eur. J. 2015, 21, 2855-2861.
38. Synthesis and Photodynamics of Diphenylethylene-Bridged Porphyrin-Quinoidal Porphyrin Hybrids
    Sakatani, S.; Kamimura, T.; Ohkubo, K.; Fukuzumi, S.; Tani, F.
    J. Porphyrins Phthalocyanines 2015, 19, 219-232.
39. Photocatalytic H2 Evolution from NADH with Carbon Quantum Dots/Pt and 2-Phenyl-4-(1-naphthyl)quinolinium Ion
    Wu, W.; Zhan, L.; Ohkubo, K.; Yamada, Y.; Wu, M.; Fukuzumi, S.
    J. Photochem. Photobiol. B Biol. 2015, 152, 63-70.
40. Laser-Induced Pinpoint Hydrogen Evolution from Benzene and Water Using Metal Free Single-Walled Carbon Nanotubes with High Quantum Yields
    Ohkubo, K.; Kohno, N.; Yamada, Y.; Fukuzumi, S.
    Chem. Sci. 2015, 6, 666-674.

2014

1. Long-Lived Charge Separation in a Rigid Pentiptycene Bis(crown ether)– Li+@C60 Host–Guest Complex
   Supur, M.; Kawashima, Y.; Ma, Y.-X.; Ohkubo, K.; Chen, C.-F.; Fukuzumi, S.
   Chem. Commun. 2014, 50, 15796-15798.
2. Formation of the Long-Lived Charge-Separated State of the 9-Mesityl-10-methylacridinium Cation Incorporated into Mesoporous Aluminosilicate at High Temperatures
   Fukuzumi, S.; Itoh, A.; Suenobu, T.; Ohkubo, K.
   J. Phys. Chem. C 2014, 118, 24188-24196.
3. Photoinduced Charge Separation in Ordered Self-Assemblies of Perylenediimide-Graphene Oxide Hybrid Layers
   Supur, M.; Ohkubo, K.; Fukuzumi, S.
   Chem. Commun. 2014, 50, 13359-13361.
4. Photoelectrochemical Properties of Supramolecular Composites of an Anionic Zinc Chlorin and Li+@C60 on SnO2
   Ohkubo, K.; Kawashima, Y.; Mase, K.; Sakai, H.; Hasobe, T.; Fukuzumi, S.
   J. Porphyrins Phthalocyanines 2014, 18, 982-990. 
5. Photoinduced Electron Transfer in a Charge-Transfer Complex Formed between Corannulene and Li+@C60 by Concave-Convex p-p Interactions
   Yamada, M.; Ohkubo, K.; Shionoya, M.; Fukuzumi
   J. Am. Chem. Soc. 2014, 136, 13240–13248.
6. Electronic Infrared Light Absorption of Tri-palladium Complex Containing Two p-Expanded Tetracene Ligands
   Suzuki, T.; Nakagawa, T.; Ohkubo, K.; Fukuzumi, S.; Matsuo, Y.
   Chem. Sci. 2014, 5, 4888-4894.
7. Binding of Scandium Ions to Metalloporphyrin–Flavin Complexes for Long-Lived Charge Separation
   Kojima, T.; Kobayashi, R.; Ishizuka, T.; Yamakawa, S.; Kotani, H.; Nakanishi, T.; Ohkubo, K.; Shiota, Y.; Yoshizawa, K.; Fukuzumi, S.
   Chem.–Eur. J. 2014, 20, 15518-15532.
8. Supramolecular Formation of Lithium-Ion-Encapsulated PCBM Fullerene with Sulfonated meso-Tetraphenylporphyrins and Long-Lived Charge-Separation
   Kawashima, Y.; Ohkubo, K.; Okada, H.; Matsuo, Y.; Fukuzumi, S.
   ChemPhysChem 2014, 3782-3790.
9. Photocatalytic Oxygenation of 10-Methyl-9,10-dihydroacridine by O2 with Manganese Porphyrins
   Jung, J.; Ohkubo, K.; Goldberg, D.; Fukuzumi, S.
   J. Phys. Chem. A 2014, 118, 6223-6229.
10. Cyclo[8]pyrrole: An Androgynous Expanded Porphyrin that Acts as Both an Electron Donor and Acceptor in Anion-Bound Supramolecular Electron Transfer Complexes
    Ohkubo, K.; Mase, K.; Karnas, E.; Sessler, J. L.; Fukuzumi, S.
    J. Phys. Chem. C 2014, 118, 18436-18444.
11. Submillisecond-Lived Photoinduced Charge Separation in a Fully Conjugated Phthalocyanine-Perylenebenzimidazole Dyad
    Blas-Ferrando, V. M.; Ortiz, J.; Ohkubo, K.; Fukuzumi, S.; Fernández-Lázaro, F.; Sastre-Santos, Á.
    Chem Sci. 2014, 5, 4785-4793.
12. Robust Inclusion Complexes of Crown-ether-fused Tetrathiafulvalenes with Li+@C60 Affording Efficient Photodriven Charge Separation
    Supur, M.; Kawashima, Y.; Larsen, K. R.; Ohkubo, K.; Jeppesen, J. O.; Fukuzumi, S.
    Chem.–Eur. J. 2014, 20, 13976-13983.
13. Photoinduced Electron Transfer in a Dynamic Supramolecular System with Curved π-structures
    Hitotsugi, S.; Ohkubo, K.; Iizuka, R.; Kawashima, Y.; Nakamura, K.; Sato, S.; Kono, H.; Fukuzumi, S.; Isobe, H.
    Org. Lett. 2014, 16, 3352-3355.
14. Evaluation of the Sonosensitizing Activities of 5-Aminolevulinic Acid and Sn(IV) Chlorin e6 in the Tumor-bearing Chick Embryo
    Uto, Y.; Tamatani, D.; Mizuki, Y.; Endo, Y.; Nakanishi, I.; Ohkubo, K.; Fukuzumi, S.; Ishizuka, M.; Tanaka, T.; Kuchiike, D.; Kubo, K.; Inui, T.; Hori, H.
    Anticancer Res. 2014, 34, 4583-4588. 
15. Photoinduced Electron Transfer from a Tetrathiafulvalene-Calix[4]pyrrole to a Porphyrin Carboxylate within a Supramolecular Ensemble
    Davis, C. M.; Kawashima, Y.; Ohkubo, K.; Lim, J. M.; Kim, D.; Fukuzumi, S.; Sessler, J. L.
    J. Phys. Chem. C 2014, 118, 13505-13513.
16. Control of Reaction Pathways in the Photochemical Reaction of a Quinone with Tetramethylethylene by Metal Binding
    Yamamoto, H.; Ohkubo, K.; Akimoto, S.; Fukuzumi, S.; Tsuda, A.
    Org. Biomol. Chem. 2014, 12, 7004-7017.
17. Long-Lived Charge-Separated States Produced in Supramolecular Complexes between Anionic and Cationic Porphyrins
    Bill, N. L.; Ishida, M.; Kawashima, Y.; Ohkubo, K.; Sung, Y. M.; Lynch, V. M.; Lim, J. M.; Kim, D.; Sessler, J. L.; Fukuzumi, S.
    Chem. Sci. 2014, 5, 3888-3896.
18. Mechanistic Insights into the Oxidation of Substituted Phenols via Hydrogen Atom Abstraction by a Cupric Superoxo Complex
    Lee, J. Y.; Peterson, R. L.; Ohkubo, K.; Garcia-Bosch, I.; Himes, R. A.; Voertink, J.; Moore, C. D.; Solomon, E. I.; Fukuzumi, S.; Karlin, K. D.
    J. Am. Chem. Soc. 2014, 136, 9925-9937.
19. Redox Chemistry of Nickel(II)-Complexes Supported by a Series of Non-innocent β-Diketiminate Ligands
    Takaichi, J.; Morimoto, Y.; Ohkubo, K.; Shimokawa, C.; Hojo, T.; Mori, S.; Asahara, H.; Sugimoto, H.; Fujieda, N.; Nishiwaki, N.; Fukuzumi, S.; Itoh, S.
    Inorg. Chem. 2014, 52, 6159-6169.
20. Sumanenetrione Anions Generated by Electrochemical and Chemical Reduction
    Higashibayashi, S.; Shrestha, B. B.; Morita, Y.; Ehara, M.; Ohkubo, K.; Fukuzumi, S.; Sakurai, H.
    Chem. Lett. 2014, 43, 1297-1299.
21. Enhancement of Ultraviolet Light Responsivity of a Pentacene Phototransistor by Introducing Photoactive Molecules into a Gate Dielectric
    Dao, T.; Matsushima, T.; Murakami, M.; Ohkubo, K.; Fukuzumi, S.; Murata, H.
    Jpn. J. Appl. Phys. 2014, 53, 02BB03/1-02BB03/5. 
22. Electron-Transfer Reduction Properties and Excited-State Dynamics of Benzo[ghi]peryleneimide and Coroneneimide Derivatives
    Ida, K.; Sakai, H.; Ohkubo, K.; Araki, Y.; Wada, T.; Sakanoue, T.; Takenobu, T.; Fukuzumi, S.; Hasobe, T.
    J. Phys. Chem. C 2014, 118, 7710-7720.
23. Selective Interaction of Single-walled Carbon Nanotubes and Propylamine under Photoirradiation
    Maeda, Y.; Hasuike, Y.; Ohkubo, K.; Tashiro, A.; Kaneko, S.; Yamada, M.; Hasegawa, T.; Akasaka, T.; Zhou, J.; Lu, J.; Nagase, S.; Fukuzumi, S.
    ChemPhysChem 2014, 15, 1821-1826.
24. Bisdonor-azaBODIPY-Fullerene Supramolecules – Syntheses, Characterization and Light Induced Electron Transfer Studies
    Bandi, V.; El-khouly, M. E.; Ohkubo, K.; Nesterov, V. N. Zandler, M. E.; Fukuzumi, S.; D’Souza, F.
    J. Phys. Chem. C 2014, 118, 2321-2332.
25. Photoinduced Electron Transfer in a Supramolecular Nanohybrid Between a Carbon Nanohorn with an NH3+ Moiety and C60 with a Crown Ether Moiety
    Vizuete, M.; Gómez-Escalonilla, M. J.; Fierro, J. L. G.; Ohkubo, K.; Fukuzumi, S.; Yudasaka, M.; Iijima, S.; Nierengarten, J.-F.; Langa, F.
    Chem. Sci. 2014, 5, 2072-2080.
26. Highly Efficient Cycloreversion of Photochromic Dithienylethene Compounds Using Visible Light-Driven Photoredox Catalysis
    Lee, S.; You, Y.; Ohkubo, K.; Fukuzumi, S.; Nam, W.
    Chem. Sci. 2014, 5, 1463-1474.
27. Macrocyclic Dyads Based on C60 and Perylenediimides Connected via Click Chemistry
    Pla, S.; Martín-Gomis, L.; Ohkubo, K.; Fukuzumi, S.; Fernández-Lazaro, F.; Sastre-Santos, Á.
    Asian J. Org. Chem. 2014, 3, 185-197. 
28. Disproportionation of 2,2-Diphenyl-1-Picrylhydrazyl Radical as a Model of Reactive Oxygen Species Catalysed by Lewis and/or Brønsted Acids
    Nakanishi, I.; Kawashima, T.; Ohkubo, K.; Waki, T.; Uto, Y.; Kamada, T.; Ozawa, T.; Matsumoto, K.; Fukuzumi, S.
    Chem. Commun. 2014, 50, 814-816.

2013

1. Photochemical Oxidation of a Manganese(III) Complex with Oxygen and Toluene Derivatives to Form a Manganese(V)-oxo Complex
   Jung. J.; Ohkubo, K.; Prokop-Prigge, K.; Neu, H.; Goldberg, D.; Fukuzumi, S.
   Inorg. Chem. 2013, 52, 13594-13604.
2. Photocatalytic Monofluorination of Benzene by Fluoride via Photoinduced Electron Transfer with 3-Cyano-1-Methylquinolinium
   Ohkubo, K.; Fujimoto, A.; Fukuzumi, S.
   J. Phys. Chem. A 2013, 117, 10719-10725.
3. Electron Transfer in a Supramolecular Complex of Zinc Chlorin Carboxylate Anion with Li+@C60 Affording the Long-Lived Charge-Separated State
   Kawashima, Y.; Ohkubo, K.; Mase, K.; Fukuzumi, S.
   J. Phys. Chem. C 2013, 117, 21166-21177.
4. Tetrathiafulvalene-Annulated [28]Hexaphyrin(1.1.1.1.1.1): A Multi-electron Donor System Subject to Conformational Control
   Jana, A.; Ishida, M.; Cho, K.; Ghosh, S. K.; Kwak, K.; Ohkubo, K.; Sung, Y. M.; Davis, C. M.; Lynch, V. M.; Lee, D.; Fukuzumi, S.; Kim, D.; Sessler, J. L.
   Chem. Commun. 2013, 49, 8937-8939.
5. Small Reorganization Energies of Photoinduced Electron Transfer between Spherical Fullerenes
   Kawashima, Y.; Ohkubo, K.; Fukuzumi, S.
   J. Phys. Chem. A 2013, 117, 6737-6743.
6. A ‘Two-Point’ Bound Zinc Porphyrin-Zinc Phthalocyanine-Fullerene Supramolecular Triad for Sequential Energy and Electron Transfer
   Kc, C. B.; Ohkubo, K.; Fukuzumi, S.; D’Souza, F.
   Chem. Commun. 2013, 49, 7614-7616.
7. Ionic Conductivity of [Li+@C60](PF-) in Organic Solvents and Its Electrochemical Reduction to Li+@C60•–
   Ueno, H.; Kokubo, K.; Nakamura, Y.; Ohkubo, K.; Ikuma, N.; Moriyama, H.; Fukuzumi, S.; Oshima, T.
   Chem. Commun. 2013, 49, 7376-7378.
8. Porphyrins Fused with Strongly Electron Donating 1,3-Dithole-2-ylidene Moieties. Redox Control by Metal Cation Complexation and Anion Binding
   Bill, N. L.; Ishida, M.; Bähring, S.; Lim, J. M.; Lee, S.; Davis, C. M.; Lynch, V. M.; Nielsen, K. A.; Jeppesen, J. O.; Ohkubo, K.; Fukuzumi, S.; Kim, D.; Sessler, J. L.
   J. Am. Chem. Soc. 2013, 135, 10852-10862.
9. Photosynthetic Antenna-Reaction Center Mimicry with a Covalently Linked Monostyryl Boron Dipyrromethene-Aza Boron Dipyrromethene-C60 Triad
   Shi, W.-J.; El-Khouly, M. E.; Ohkubo, K.; Fukuzumi, S.; Ng, D. K.
   Chem.-Eur. J. 2013, 19, 11332-11341.
10. η5-Cyclopentadienyl-Iron(II)-[14]Triphyrin(2.1.1) Sandwich Compounds: Synthesis, Characterization, and Stable Redox Interconversion
    Xue, Z.; Kuzuhara, D.; Ikeda, S.; Sakakibara, Y.; Ohkubo, K.; Aratani, N.; Okujima, T.; Uno, H.; Fukuzumi, S.; Yamada, H.
    Angew. Chem., Int. Ed. 2013, 52, 7306-7309.
11. Acetate Induced Enhancement of Photocatalytic Hydrogen Peroxide Production from Oxalic Acid and Dioxygen
    Yamada, Y.; Nomura, A.; Miyahigashi, T.; Ohkubo, K.; Fukuzumi, S.
    J. Phys. Chem. A 2013, 117, 3751-3760.
12. Helicity Selective Photoreaction of Single-walled Carbon Nanotubes with Organosulfur Compounds in the Presence of Oxygen
    Maeda, Y.; Higo, J.; Amagai, Y.; Matsui, J.; Ohkubo, K.; Yoshigoe, Y.; Hashimoto, M.; Eguchi, K.; Yamada, M.; Hasegawa, T.; Sato, Y.; Zhou, J.; Lu, J.; Miyashita, T.; Fukuzumi, S.; Murakami, T.; Tohji, K.; Nagase, S.; Akasaka, T.
    J. Am. Chem. Soc. 2013, 135, 6356-6362.
13. Visible-Light-Induced Oxygenation of Benzene by the Triplet Excited State of 2,3-Dichloro-5,6-dicyano-p-benzoquinone
    Ohkubo, K.; Fujimoto, A.; Fukuzumi, S.
    J. Am. Chem. Soc. 2013, 135, 5368-5371. 
    Highlighted in ChemistryViews (Wiley-VCH)
14. Enhanced Photoelectrochemical Performance of Composite Photovoltaic Cells of Li+@C60-Sulphonated Porphyrin Supramolecular Nanoclusters
    Ohkubo, K.; Kawashima, Y.; Sakai, H.; Hasobe, T.; Fukuzumi, S.
    Chem. Commun. 2013, 49, 4474-4476.
15. Enhanced Catalytic Four-Electron Dioxygen (O2) and Two-Electron Hydrogen Peroxide (H2O2) Reduction with a Copper(II) Complex Possessing a Pendant Ligand Pivalamido Group
    Kakuda, S.; Peterson, R. L.; Ohkubo, K.; Karlin, K. D.; Fukuzumi, S.
    J. Am. Chem. Soc. 2013, 135, 6513-6522.
16. The Long-lived Electron Transfer State of 2-Phenyl-4-(1-naphthyl)quinolinium Ion Incorporated into Nanosized Mesoporous Silica-alumina Acting as a Robust Photocatalyst in Water
    Yamada, Y.; Nomura, A.; Ohkubo, K.; Suenobu, T.; Fukuzumi, S.
    Chem. Commun. 2013, 49, 5132-5134.
17. Excitation Wavelength Dependent Ultrafast Photoinduced Electron Transfer in Bisferrocene-BF2 Chelated Azadipyrromethene-Fullerene Tetrads
    Bandi, V.; El-Khouly, M. E.; Ohkubo, K.; Nesterov, V. N.; Zandler, M. E.; Fukuzumi, S.; D’Souza, F.
    Chem.-Eur. J. 2013, 19, 7221-7230.
18. Acid-Induced Mechanism Change and Overpotential Decrease in Dioxygen Reduction Catalysis with a Dinuclear Copper Complex
    Das, D.; Lee, Y.-M.; Ohkubo, K.; Nam, W.; Karlin, K. D.; Fukuzumi, S.
    J. Am. Chem. Soc. 2013, 135, 4018-4026.
19. A Broad-Band Capturing and Emitting Molecular Triad: Synthesis and Photochemistry
    Bandi, V.; Ohkubo, K.; Fukuzumi, S.; D’Souza, F.
    Chem. Commun. 2013, 49, 2867-2869.
20. Remarkable Enhancement of Photocatalytic Hydrogen Evolution Efficiency Utilizing An Internal Cavity of Supramolecular Porphyrin Hexagonal Nanocylinders Under Visible-Light Irradiation
    Hasobe, T.; Sakai, H.; Mase, K.; Ohkubo, K.; Fukuzumi, S.
    J. Phys. Chem. C 2013, 117, 4441-4449.
21. Comparison of Antioxidative Parameters for Eleven Food Factors in Terms of Anti-apoptotic Activity under X-ray Irradiation
    Indo, H. P.; Nakanishi, I.; Ohkubo, K.; Yen, H.-C.; Nyui, M.; Manda, S.; Matsumoto, K.; Fukuhara, K.; Anzai, K.; Ikota, N.; Matsui, H.; Minamiyama, Y.; Nakajima, A.; Ichikawa, H.; Fukuzumi, S.; Ozawa, T.; Mukai, C.; Majima, H. J.
    RSC Adv. 2013, 3, 4535-4538.
22. Decorating Single Layer Graphene Oxide with Electron Donor and Acceptor Molecules for Study of Photoinduced Electron Transfer
    Das, S. K.; Bikram K. C., C.; Ohkubo, K.; Yamada, Y.; Fukuzumi, S.; D’Souza, F.
    Chem. Commun. 2013, 49, 2013-2015.
23. Temperature Independent Catalytic Two-Electron Reduction of Dioxygen by Ferrocenes with a Tris[2-(2-pyridyl)ethyl]amine-Copper(II) Catalyst in the Presence of Perchloric Acid
    Das, D.; Lee, Y.-M.; Ohkubo, K.; Nam, W.; Karlin, K. D.; Fukuzumi, S.
    J. Am. Chem. Soc. 2013, 135, 2825-2834.
24. Efficient Two-Electron Reduction of Dioxygen to Hydrogen Peroxide with One-Electron Reductants with a Small Overpotential Catalyzed by a Cobalt Chlorin Complex
    Mase, K.; Ohkubo, K.; Fukuzumi, S.
    J. Am. Chem. Soc. 2013, 135, 2800-2808.
25. Submillisecond-lived Photoinduced Charge Separation in Inclusion Complexes Composed of Li+@C60 and Cyclic Porphyrin Dimers
    Kamimura, T.; Ohkubo, K.; Kawashima, Y.; Nobukuni, H.; Naruta, Y.; Tani, F.; Fukuzumi, S.
    Chem. Sci. 2013, 4, 1451-1461.
26. Oxygenation and Chlorination of Aromatic Hydrocarbons with Hydrochloric Acid Photosensitized by 9-Mesityl-10-methylacridinium Under Visible Light Irradiation
    Ohkubo, K.; Mizushima, K.; Fukuzumi, S.
    Res. Chem. Intermed. 2013, 39, 205-220. 
27. Electrochemical Synthesis of Transparent, Amorphous C60-Rich Photoactive Low Doped Film with Interconnected Structure
    Li, M.; Ishihara, S.; Ohkubo, K.; Liao, M.; Ji. Q.; Gu, C.; Yamauchi, Y.; Fukuzumi, S.; Ariga, K.
    Small 2013, 8, 2064-2068.
28. Protonation-coupled Redox Reactions in Planar Antiaromatic meso-Pentafluorophenyl-substituted o-Phenylene Bridged Annulated Rosarins
    Ishida, M.; Kim, S.-J.; Preihs, C.; Ohkubo, K.; Lim, J. M.; Lee, B. S.; Park, J. S.; Lynch, V. M. Roznyatovskiy, V. V.; Panda, P. K.; Lee, C.-H.; Fukuzumi, S.; Kim, D.; Sessler, J. L.
    Nature Chem. 2013, 5, 15-20. 
    Selected as a Front Cover
29. Copper Complexes of Non-innocent β-Diketiminate Ligand Containing Phenol Groups
    Takaichi, J.; Ohkubo, K.; Sugimoto, H.; Nakano, M.; Usa, D.; Maekawa, H.; Fujieda, N.; Nishiwaki, N.; Fukuzumi, S.; Itoh, S.
    Dalton Trans. 2013, 42, 2438-2444.

2012

1. Synthesis, Photophysical and Electrochemistry of Near-IR Absorbing Bacteriochlorins Related to Bacteriochlorophyll a
   Kozyrev, A.; Ethirajan, M.; Chen, P.; Ohkubo, K.; Robinson, B. C.; Barkigia, K.; Fukuzumi, S.; Kadish, K. M.; Pandey, R. K.
   J. Org. Chem. 2012, 77, 10260-10271.
2. 249. Photoelectrocatalysis Greatly Improves Cycloreversion Quantum Yields of Photochromic Dithienylethene Compounds
   Lee, S.; You, Y.; Ohkubo, K.; Fukuzumi, S.; Nam, W.
   Angew. Chem., Int. Ed. 2012, 51, 13154-13158.
3. High Stability of the Intermediates Radicals Enhances the Radical-Scavenging Activity of the Aminochromanols
   Inami, K.; Nakanishi, I.; Morita, M.; Furukawa, M.; Ohkubo, K.; Fukuzumi, S.; Mochizuki, M.
   RSC Adv. 2012, 2, 12714-12717.
4. Electronic Properties of Trifluoromethylated Corannulenes
   Schmidt, B. M.; Seki, S.; Topolinski, B.; Ohkubo, K.; Fukuzumi, S.; Sakurai, H.; Dieter, L.
   Angew. Chem. Int. Ed. 2012, 51, 10260-10271.
5. Ultrafast Charge Separation in Supramolecular Tetrapyrrole-Graphene Hybrids
   Bikram, K. C.; Das, S.; Ohkubo, K.; Fukuzumi, S.; D’Souza, F. D.
   Chem. Commun. 2012, 48, 11859-11861.
6. Electroreduction and Acid-Base Properties of Dipyrrolylquinoxalines
   Fu, Z.; Zhang, M.; Zhu, W.; Karnas, E.; Mase, K.; Ohkubo, K.; Sessler, J. L.; Fukuzumi, S.; Kadish, K. M.
   J. Phys. Chem. A 2012, 116, 10063-10073.
7. Zinc PhthalocyanineGraphene Hybrid Material for Energy Conversion: Synthesis, Characterization, Photophysics and Photoelectrochemical Cell Preparation
   Karousis, N.; Oritz, J.; Ohkubo, K.; Hasobe, T.; Fukuzumi, S.; Sastre-Santos, Á.
   J. Phys. Chem. C 2012, 116, 20564-20573.
8. Active Site Models for the CuA Site of PHM and DβM

   Kunishita, A.; Ertem, M. Z.; Okubo, Y.; Tano, T.; Sugimoto, H.; Ohkubo, K.; Fujieda, N.; Fukuzumi, S.; Cramer, C. J.; Itoh, S.
   Inorg. Chem. 2012, 51, 9465-9480.
9. Enhanced Photoinduced Electron-Transfer Reduction of Li+@C60 in Comparison with C60
   Kawashima, Y.; Ohkubo, K.; Fukuzumi, S.
   J. Phys. Chem. A 2012, 116, 8942-8948.
10. Photocatalytic Hydrogen Evolution from Carbon-neutral Oxalate with 2-Phenyl-4-(1-naphthyl)quinolinium Ion and Metal Nanoparticles
    Yamada, Y.; Miyahigashi, T.; Ohkubo, K.; Fukuzumi, S.
    Phys. Chem. Chem. Phys. 2012, 14, 10564-10571.
11. Catalytic Four-Electron Reduction of Dioxygen via Rate-Determining Proton-Coupled Electron Transfer to a Dinuclear Cobalt-μ-1,2-Peroxo Complex
    Fukuzumi, S.; Mandal, S.; Mase, K.; Ohkubo, K.; Park, H.; Benet-Buchholz, J.; Nam, W.; Llobet, A.
    J. Am. Chem. Soc. 2012, 134, 9906-9909.
12. Photochemical Properties of a Myoglobin-CdTe Quantum Dot Conjugate
    Onoda, A.; Himiyama, T.; Ohkubo, K.; Fukuzumi, S.; Hayashi, T.
    Chem. Commun. 2012, 48, 8054-8056. 
    Selected as an Inside Front Cover
13. Supramolecular Electron Transfer by Anion Binding
    Fukuzumi, S.; Ohkubo, K.; D’Souza, F. D.; Sessler, J. L.
    Chem. Commun. 2012, 48, 9801-9815. 
    Selected as a Front Cover
14. Improvement of Durability of an Organic Photocatalyst in p-Xylene Oxygenation by Addition of a Cu(II) Complex
    Yamada, Y.; Maeda, K.; Ohkubo, K.; Karlin, K. D.; Fukuzumi, S.
    Phys. Chem. Chem. Phys. 2012, 14, 9654-9659.
15. Chlorine Atom Substitution Influences Radical Scavenging Activity of 6-Chromanol
    Inami, K.; Iizuka, Y.; Furukawa, M.; Nakanishi, I.; Ohkubo, K.; Fukuhara, K.; Fukuzumi, S.; Mochizuki, M.
    Bioorg. Med. Chem. 2012, 20, 4049-4055.
16. Kinetics and Mechanism for the Scavenging Reaction of the 2,2-Diphenyl-1-picrylhydrazyl Radical by Synthetic Artepillin C Analogues
    Kawashima, T.; Sushma, M.; Uto, Y.; Ohkubo, K.; Hori, H.; Matsumoto, K.; Fukuhara, K.; Ikota, N.; Fukuzumi, S.; Ozawa, T.; Anzai, K.; Nakanishi, I.
    Bull. Chem. Soc. Jpn. 2012, 85, 877-883.
17. Rational Design of a Phthalocyanine-Perylenediimide Dyad with Long-Lived Charge-Separated State
    Blas-Ferrando, V. M.; Ortiz, J.; Bouissane, L.; Ohkubo, K.; Fukuzumi, S.; Fernández-Lázaro, F.; Sastre-Santos, Á.
    Chem. Commun. 2012, 48, 6241-6243.
18. Mechanism and Fluorescence Application of Electrochromism in Photochromic Dithienylcyclopentene
    Lee, S.; You, Y.; Ohkubo, K.; Fukuzumi, S.; Nam, W.
    Org. Lett. 2012, 14, 2238-2241.
19. Decoupling the Artificial Special Pair to Slow Down the Rate of Singlet Energy Transfer
    Harvey, P. D.; Langlois, A.; Filatov, M.; Fortin, D.; Ohkubo, K.; Fukuzumi, S.; Guilard, R.
    J. Porphyrins Phthalocyanines 2012, 16, 685-694.
20. Fluorescent Zinc Sensor with Minimized Proton-Induced Interferences: Photophysical Mechanism for Fluorescence Turn-On Response and Detection of Endogenous Free Zinc Ions
    Kwon, J. E.; Lee, S.; You, Y.; Baek, K.-H.; Ohkubo, K.; Cho, J.; Fukuzumi, S.; Shin, I.; Park, S. Y.; Nam, W.
    Inorg. Chem. 2012, 51, 8760-8774.
21. Remarkable Enhancement of Catalytic Activity of a 2:1 Complex between a Non-Planar Mo(V)-Porphyrin and a Ruthenium-Substituted Keggin-Type Heteropolyoxometalate in Catalytic Oxidation of Benzyl Alcohols
    Yokoyama, A.; Miyazaki, S.; Ohkubo, K.; Kojima, T.; Fukuzumi, S.
    Dalton Trans. 2012, 41, 10006-10013.
22. Factors that Control Catalytic Two- vs Four-Electron Reduction of Dioxygen by Copper Complexes
    Fukuzumi, S.; Tahsini, L.; Lee, Y.-M.; Ohkubo, K.; Nam, W.; Karlin, K. D.
    J. Am. Chem. Soc. 2012, 134, 7025-7035.
23. Utilization of Photoinduced Charge-Separated State of Donor-Acceptor-Linked Molecules for Regulation of Cell Membrane Potential and Ion Transport
    Numata, T.; Murakami, T.; Kawashima, F.; Morone, N.; Heuser, J. E.; Takano, Y.; Ohkubo, K.; Fukuzumi, S.; Mori, Y.; Imahori, H.
    J. Am. Chem. Soc. 2012, 134, 6092-6095.
24. Synthesis and Photodynamics of Fluorescent Blue BODIPY-Porphyrin Tweezers Linked by Triazole Rings
    Eggenspiller, A.; Takai, A.; El-Khouly, M. E.; Ohkubo, K.; Gros, C. P.; Bernhard, C.; Goze, C.; Denat, F.; Barbe, J.-M.; Fukuzumi, S.
    J. Phys. Chem. A 2012, 116, 3889-3898.
25. Copper(I)-Dioxygen Reactivity in a Sterically Demanding Tripodal Tetradentate tren Ligand. Formation and Reactivity of a Mononuclear Copper(II) End-on Superoxo Complex
    Kobayashi, Y.; Ohkubo, K.; Nomura, T.: Kubo, M.; Fujieda, N.; Sugimoto, H.; Fukuzumi, S.; Goto, K.; Ogura, T.; Itoh, S.
    Eur. J. Inorg. Chem. 2012, 4574-4578.
26. Formation of a Long-Lived Electron-Transfer State in Mesoporous Silica-Alumina Composites Enhances Photocatalytic Oxidation Reactivity
    Fukuzumi, S.; Doi, K.; Itoh, A.; Suenobu, T.; Ohkubo, K.; Yamada, Y.; Karlin, K. D.
    Proc. Natl. Acad. Sci. USA. 2012, 109, 15572-15577. 
    Highlighted in Yomiuri Shimbun (Aug. 6, 2012)
27. Strong Supramolecular Binding of Li+@C60 with Sulfonated meso-Tetraphenylporphyrins and Long-lived Photoinduced Charge Separation
    Ohkubo, K.; Kawashima, Y.; Fukuzumi, S.
    Chem. Commun. 2012, 48, 4314-4316.
28. “ON-OFF” Switching of Europium Complex Luminescence Coupled with Ligand Redox Process
    Yano, M.; Matsuhira, K.; Tatsumi, M.; Kashiwagi, Y.; Nakamoto, M.; Oyama, M.; Ohkubo, K.; Fukuzumi, S.; Misaki, H.; Tsukube, H.
    Chem. Commun. 2012, 48, 4082-4084.
29. Regulation of Redox Potential of a Pterin Derivative Bound to a Ruthenium(II) Complex by Intermolecular Hydrogen Bonding with Nucleobases
    Inui, Y.; Miyazaki, S. Ohkubo, K.; Fukuzumi, S.; Kojima, T.
    Angew. Chem. Int. Ed. 2012, 51, 4623-4627.
30. Determination of the Structural Features of a Long-Lived Electron-Transfer State of 9-Mesityl-10-methylacridinium Ion
    Hoshino, M.; Uekusa, H.; Tomita, A.; Koshihara, S.; Sato, T.; Nozawa, S.; Adachi, S.; Ohkubo, K.; Kotani, H.; Fukuzumi, S.
    J. Am. Chem. Soc. 2012, 134, 4569-4572. 
    Highlighted in The Nikkan Kogyo Shimbun
    Highlighted in Science News
    Highlighted in Photon Factory Activity Report 2011
31. Photoinduced Electron Transfer in Supramolecular Complexes of π-Extended Viologen with Porphyrin Monomer and Dimer
    Fukuzumi, S.; Amasaki, I.; Ohkubo, K.; Gros, C. P.; Guilard, R.; Barbe, J.-M.
    RSC Adv. 2012, 2, 3741-3747.
32. Photocatalytic Alkoxylation of Benzene with 3-Cyano-1-methylquinolinium Ion
    Ohkubo, K.; Kobayashi, T.; Fukuzumi, S.
    Opt. Exp. 2012, 20, A360-A365.
33. Photoinduced Energy and Electron Transfer in Phenylethynyl-Bridged Zinc Porphyrin-Oligothienylene Vinylene-C60 Ensembles
    Urbani, M.; Ohkubo, K.; Islam, D. M. S.; Fukuzumi, S.; Langa, F.
    Chem.-Eur. J. 2012, 18, 7473-7485.
34. Formation of a Long-lived Electron-Transfer State of a Naphthalene-Quinolinium Ion Dyad and the π-dimer Radical Cation
    Kotani, H.; Ohkubo, K.; Fukuzumi, S.
    Faraday Discuss. 2012, 155, 89-102.
35. Long-Lived Long-Distance Photochemically Induced Spin-Polarized Charge Separation in b,b’-Pyrrolic Fused Ferrocene-Porphyrin-Fullerene Systems
    Lee, S.-H.; Larsen, A. G.; Ohkubo, K.; Cai, Z.-L.; Reimers, J. R.; Fukuzumi, S.; Crossley, M. J.
    Chem. Sci. 2012, 3, 257-269.
36. Photocatalytic Hydrogen Evolution with Ni Nanoparticles by Using 2-Phenyl-4-(1-naphthyl)quinolinium Ion as a Photocatalyst
    Yamada, Y.; Miyahigashi, T.; Kotani, H.; Ohkubo, K.; Fukuzumi, S.
    Energy Environ. Sci. 2012, 5, 6111-6118. 
    Selected as a Hot Articles

2011

1. Multiple Photosynthetic Reaction Centers Composed of Supramolecular Assemblies of a Zinc Porphyrin Dendrimer with Pyridylnaphthalenediimide
   Fukuzumi, S.; Ohkubo, K.; Saito, K.; Kashiwagi, Y.; Khoury, T.; Crossley, M. J.
   J. Porphyrins Phthalocyanines 2011, 15, 1292-1298.
2. Phosphorescent Sensor for Biological Mobile Zinc
   You, Y.; Lee, S.; Kim, T.; Ohkubo, K.; Chae, W.-S.; Fukuzumi, S.; Jhon, G.-J.; Nam, W.; Lippard, S.
   J. Am. Chem. Soc. 2011, 133, 18328-18342.
3. Photochemical Activation of Ruthenium(II)-Pyridylamine Complexes Having a Pyridine-N-Oxide Pendant toward Oxygenation of Organic Substrates
   Kojima, T.; Nakayama, K.; Sakaguchi, M.; Ogura, T.; Ohkubo, K.; Fukuzumi, S.
   J. Am. Chem. Soc. 2011, 133, 17901-17911.
4. Synthesis, Photophysical, Electrochemical, Tumor-Imaging and Phototherapeutic Properties of Purpurinimide-N-substituted Cyanine Dyes Joined with Variable Length of Linkers
   Williams, M. P. A.; Ethirajan, M.; Ohkubo, K.; Chen, P.; Pera, P.; Morgan, J.; Shibata, M.; Fukuzumi, S.; Kadish, K. M.; Pandey, R. K.
   Bioconjugate Chem. 2011, 22, 2283-2295.
5. Ion-Controlled On-Off Switch of Electron Transfer from Tetrathiafulvalene Calix[4]pyrroles to Li+@C60
   Fukuzumi, S.; Ohkubo, K.; Kawashima, Y.; Kim, D. S.; Park, J. S.; Jana, A.; Lynch, V.; Kim, D.; Sessler, J. L.
   J. Am. Chem. Soc. 2011, 133, 15938-15941.
6. Photocatalytic Hydrogen Evolution under Highly Basic Conditions by Using Ru Nanoparticles and 2-Phenyl-4-(1-naphtyl)quinolinium Ion
   Yamada, Y.; Miyahigashi, T.; Kotani, H.; Ohkubo, K.; Fukuzumi, S.
   J. Am. Chem. Soc. 2011, 133, 16136-16145.
7. Reversible Photoredox Switching of Porphyrin-Bridged Bis-2,6-di-t-Butyl Phenols
   Ishihara, S.; Hill, J. P.; Shundo, A.; Richards, G. J.; Labuta, J.; Ohkubo, K.; Fukuzumi, S.; Sato, A.; Elsegood, M. R. J.; Teat, S. J.; Ariga, K.
   J. Am. Chem. Soc. 2011, 133, 16119-16126.
8. Multiple Photosynthetic Reaction Centres Using Zinc Porphyrinic Oligopeptide-Fulleropyrrolidine Supramolecular Complex
   Fukuzumi, S.; Saito, K.; Ohkubo, K.; Troiani, V.; Qui, H.; Gadde, S.; D’Souza, F.; Solladié N.
   Phys. Chem. Chem. Phys. 2011, 13, 17019-17022.
9. Direct Oxygenation of Benzene to Phenol Using Quinolinium Ions as Homogeneous Photocatalysts
   Ohkubo, K.; Kobayashi, T.; Fukuzumi, S.
   Angew. Chem. Int. Ed. 2011, 50, 8652-8655. 
   Highlighted in Chem-Station
10. An Efficient Fluorescence Sensor for Superoxide with an Acridinium Ion-Linked Porphyrin Triad
    Kotani, H.; Ohkubo, K.; Crossley, M. J.; Fukuzumi, S.
    J. Am. Chem. Soc. 2011, 133, 11092-11095.
11. Supramolecular Zinc Phthalocyanine-Imidazoyl Perylenebisimide Dyad and Triad: Synthesis, Complexation and Photophysical Studies
    Céspedes-Guirao, F. J.; Ohkubo, K.; Fukuzumi, S.; Fernández-Lázaro, F.; Sastre-Santos, Á.
    Chem. Asian J. 2011, 6, 3110-3121.
12. Metal-free Oxygenation of Cyclohexane with Oxygen Catalyzed by 9-Mesityl-10-methylacridinium and Hydrogen Chloride under Visible Light Irradiation
    Ohkubo, K.; Fujimoto, A.; Fukuzumi, S.
    Chem. Commun. 2011, 47, 8515-8517.
13. Multiple Photosynthetic Reaction Centres Composed of Supramolecular Assemblies of Zinc Porphyrin Dendrimers with a Fullerene Acceptor
    Fukuzumi, S.; Saito, K.; Ohkubo, K.; Khoury, T.; Kashiwagi, Y.; Absalom, M. A.; Gadde, S.; D’Souza, F.; Araki, Y.; Ito, O. Crossley, M. J.
    Chem. Commun. 2011, 47, 7980-7982.
14. Disproportionation of Dipyrrolylquinoxaline Radical Anions via the Internal Protons of the Pyrrole Moieties
    Fukuzumi, S.; Mase, K.; Ohkubo, K.; Fu, Z.; Karnas, E.; Sessler, J. L.; Kadish, K. M.
    J. Am. Chem. Soc. 2011, 133, 7284-7287.
15. Synthesis and Photophysics of Silicon Phthalocyanine-Perylenebisimide Triads connected through Rigid and Flexible Bridges
    Céspedes-Guirao, F. J.; Martín-Gomis, L.; Ohkubo, K.; Fernández-Lázaro, F.; Fukuzumi, S.; Sastre-Santos, Á.
    Chem.-Eur. J. 2011, 17, 9153-9163. 
    Selected as a Hot Topics
16. Annulation of Tetrathiafulvalene to the Bay Region of Perylenediimide: Fast Electron-Transfer Processes in Polar and Nonpolar Solvents
    El-Khouly, M. E.; Jaggi, M.; Scmid, B.; Blum, C.; Liu, S.-X; Decurtins, S.; Ohkubo, K.; Fukuzumi, S.
    J. Phys. Chem. C 2011, 115, 8325-8334.
17. Remarkable Regioselective Position-10 Bromination of Bacteriopyropheophorbide-a and Ring-B Reduced Pyropheophorbide-a
    Ethirajan, M.; Joshi, P.; William, W. H. III; ; Ohkubo, K.; Fukuzumi, S.; Pandey, R. K.
    Org. Lett. 2011, 13, 1956-1959.
18. Formation of a Hybrid Compound Composed of a Saddle-Distorted Tin(IV)-Porphyrin and a Keggin-Type Heteropolyoxometalate to Undergo Intramolecular Photoinduced Electron Transfer
    Yokoyama, A.; Kojima, T.; Ohkubo, K.; Shiro, M.; Fukuzumi, S.
    J. Phys. Chem. A 2011, 115, 986-997.
19. Post-translational His-Cys Cross Linkage Formation in Tyrosinase Induced by Copper(II)-Peroxo Species
    Fujieda, N.; Ikeda, T.; Murata, M.; Yanagisawa, S.; Aono, S.; Ohkubo, K.; Nagao, S.; Ogura, T.; Hirota, S.; Fukuzumi, S.; Nakamura, Y.; Hata, Y.; Itoh, S.
    J. Am. Chem. Soc. 2011, 133,1180-1184.
20. Selective Photocatalytic Aerobic Bromination with Hydrogen Bromide via an Electron-Transfer State of 9-Mesityl-10-methylacridinium Ion
    Ohkubo, K.; Mizushima, K.; Iwata, R.; Fukuzumi, S.
    Chem. Sci. 2011, 2, 715-722. 
    Highlighted in Chem. Sci. Blog by Deputy Editor (Jan. 24, 2011)
21. Size‐ and Shape‐Dependent Activity of Metal Nanoparticles as Hydrogen‐ Evolution Catalysts:Mechanistic lnsights into the Photocatalytic Hydrogen Evolution
    Kotani, H.; Hanazaki, R.; Ohkubo, K.; Yamada, Y.; Fukuzumi, S.
    Chem.-Eur. J. 2011, 17, 2777-2785.
22. Photochemical Charge Separation Leading to Photocurrent Generation in Closely Positioned Donor-Boron Dipyrrin-Fullerene Triads
    Wijesinghe, C. A.; El-Khouly, M. E.; Subbaiyan, N. K.; Supur, M. Zandler, M. E.; Ohkubo, K.; Fukuzumi, S.; D’Souza, F.
    Chem.-Eur. J. 2011, 17, 3147-3156.
23. C60 Dimers Connected through Pleiadene Bridges: Fullerene Talking Each Other
    Sastre-Santos, Á.; Parejo-Parados, C.; Martín-Gomis, L.; Ohkubo, K.; Fernández-Lázaro, F.; Fukuzumi, S.
    J. Mater. Chem. 2011, 21, 1509-1515.
24. Stepwise vs. Concerted Pathways in Scandium Ion-Coupled Electron Transfer from Superoxide Ion to p-Benzoquinone Derivatives
    Kawashima, T.; Ohkubo, K.; Fukuzumi, S.
    Phys. Chem. Chem. Phys. 2011, 13, 3344-3352.

2010

1. Crystal Structures and Solution Properties of Discrete Complexes Composed of Saddle-Distorted Molybdenum(V)-Dodecaphenylporphyrins and Keggin-Type Heteropolyoxometalates Linked by Direct Coordination
   Yokoyama, A.; Kojima, T.; Ohkubo, K.; Fukuzumi
   Inorg. Chem. 2010, 49, 11190-11198.
2. Stopped-Flow Kinetic Analysis of the Interaction of Cyclo[8]pyrrole with Anions
   Karnas, E.; Johnson, K. A.; Kim, S. K.; Sessler, J. L.; Ohkubo, K.; Fukuzumi, S.
   J. Am. Chem. Soc. 2010, 132, 16617-16622.
3. Ion-Mediated Electron Transfer in a Supramolecular Donor-Acceptor Ensemble
   Park, J. S.; Karnas, E.; Ohkubo, K.; Chen, P. Kadish, K. M.; Fukuzumi, S.; Bielawski, C.; Hudnall, T. W.; Lynch, V. M.; Sessler, J. L.
   Science 2010, 329, 1324-1327.
4. Synthesis and Photodynamics of 9-Mesitylacridinium Ion-Modified Gold Nanoclusters
   Fukuzumi, S.; Hanazaki, R.; Kotani, H.; Ohkubo, K.
   J. Am. Chem. Soc. 2010, 132, 11002-11003.
5. Formation of a Long-Lived Photoinduced Electron-Transfer State in an Electron Acceptor-Donor-Acceptor Porphyrin Triad Connected by Coordination Bonds
   Honda, T.; Nakanishi, T.; Ohkubo, K.; Kojima, T.; Fukuzumi, S.
   J. Phys. Chem. C 2010, 114, 14290-14299.
6. Supramolecular Structures and Photoelectronic Properties of the Inclusion Complex of a Cyclic Free-Base Porphyrin Dimer and C60
   Nobukuni, H.; Shimazaki, Y.; Uno, H.; Naruta, Y.; Ohkubo, K.; Kojima, T.; Fukuzumi, S.; Seki, S.; Sakai, H.; Hasobe, T.; Tani, F.
   Chem.-Eur. J. 2010, 16, 11611-11623.
7. The First Crystal Structure Determination of the Firefly Oxyluciferin and Detailed Study of Its Solution-state Spectroscopy: Implications for the Color Tuning Mechanism of Firefly Bioluminescence
   Naumov, P.; Ozawa, Y.; Ohkubo, K.; Fukuzumi, S.
   Luminescence 2010, 25, 81-82. 
8. Structure and Photoinduced Electron Transfer Dynamics of a Series of Hydrogen-Bonded Supramolecular Complexes Composed of Electron Donors and a Saddle-Distorted Diprotonated Porphyrin
   Honda, T.; Nakanishi, T.; Ohkubo, K.; Kojima, T.; Fukuzumi, S.
   J. Am. Chem. Soc. 2010, 132, 10155-10163.
9. Synthesis, Crystal Structure and Photodynamics of π-Expanded Porphyrin-Fullerene Dyads Synthesized by Diels-Alder Reaction
   Yamada, H.; Ohkubo, K.; Kuzuhara, D.; Takahashi, T.; Atula, S.; Okujima, T.; Ohara, K.; Ito, O.; Uno, H.; Ono, N.; Fukuzumi, S.
   J. Phys. Chem. B 2010, 114, 14717-14728.
10. Photoinduced Electron Transfer in Photorobust Coumarins Linked with Electron Donors Affording Long Lifetimes of Triplet Charge-Separated States
    Murakami, M.; Ohkubo, K.; Nanjo, T.; Souma, K.; Suzuki, N.; Fukuzumi, S.
    ChemPhysChem 2010, 11, 2594-2605.
11. Multistep Electron Transfer Systems Based on Silicon Phthalocyanine, [60]Fullerene and Trinitrofluorenone
    Martín-Gomis, L.; Ohkubo, K.; Fernández-Lázaro, F.; Fukuzumi, S.; Sastre-Santos, Á.
    Chem. Commun. 2010, 46, 3944-3946.
12. Inter- and Intramolecular Photoinduced Electron Transfer of Flavin Derivatives with Extremely Small Reorganization Energies
    Murakami, M.; Ohkubo, K.; Fukuzumi, S.
    Chem.-Eur. J. 2010, 16, 7820-7832.
13. Synthesis and Photochemical Properties of α-Diketoporphyrins That Act as Excellent Precursors for the Corresponding Acenes
    Yamada, H.; Kuzuhara, D.; Ohkubo, K.; Takahashi, T.; Okujima, T.; Uno, H.; Ono, N.; Fukuzumi, S.
    J. Mater. Chem. 2010, 20, 3011-3024.
14. Photoinduced DNA Cleavage by Formation of ROS from Oxygen with a Neurotransmitter and Aromatic Amino Acids
    Kawashima, T.; Ohkubo, K.; Fukuzumi, S.
    Org. Biomol. Chem. 2010, 8, 994-996.
15. Construction of Sn(IV)-Porphyrin/Trinuclear Ruthenium Cluster Dyads Linked by Pyridine Carboxylates: Photoinduced Electron Transfer in the Marcus Inverted Region
    Kojima, T.; Hanabusa, K.; Ohkubo, K.; Shiro, M.; Fukuzumi, S.
    Chem.-Eur. J. 2010, 16, 3646-3655. 
    Selected as an Inside Cover Picture
16. Implementation of Redox Gradients in Hydrogen Bonded Complexes – Containing N,N-Dimethylaniline, Flavin and Fullerene
    Murakami, M.; Ohkubo, K.; Hasobe, T.; Sgobba, V.; Guldi, D. M.; Wessendorf, F.; Hirsh, A.; Fukuzumi, S.
    J. Mater. Chem. 2010, 20, 1457-1466.
17. Radical Scavenging Reactivity of Catecholamine Neurotransmitters and the Inhibition Effect for DNA Cleavage
    Kawashima, T.; Ohkubo, K.; Fukuzumi, S.
    J. Phys. Chem. B 2010, 114, 675-680.
18. Simultaneous Production of p-Tolualdehyde and Hydrogen Peroxide in Photocatalytic Oxygenation of p-Xylene and Reduction of Oxygen with 9-Mesityl-10-Methylacridinium Ion Derivatives
    Ohkubo, K.; Mizushima, K.; Iwata, R.; Souma, K.; Suzuki, N.; Fukuzumi, S.
    Chem. Commun. 2010, 46, 601-603.
19. Thienyl-substituted Methanofullerene Derivatives for Organic Photovoltaic Cells
    Choi, J. H.; Son, K.-I; Kim, T.; Kim, K.; Ohkubo, K.; Fukuzumi, S.
    J. Mater. Chem. 2010, 20, 475-482.

2009

1. Photoinduced Change of Dielectric Permittivity in Molecular Doped Polymer Layer
   Sakai, H.; Murata, H.; Murakami, M.; Ohkubo, K.; Fukuzumi, S.
   Appl. Phys. Lett. 2009, 95, 252901-252903.
2. Mechanistic Insights into Hydride-Transfer and Electron-Transfer Reactions by a Manganese(IV)-Oxo Porphyrin Complex
   Fukuzumi, S.; Fujioka, N.; Kotani, H.; Ohkubo, K.; Lee, Y.-M.; Nam, W.
   J. Am. Chem. Soc. 2009, 131, 17127-17134.
3. Anion-Complexation-Induced Stabilization of Charge Separation
   D’Souza, F.; Subbaiyan, N. K.; Xie, Y.; Hill, J. P.; Ariga, K.; Ohkubo, K.; Fukuzumi, S.
   J. Am. Chem. Soc. 2009, 131, 16138-16146.
4. Structure and Photoelectrochemical Properties of a Self-Assembled Porphyrin Nanotube Including C60 Molecules
   Nobukuni, H.; Tani, F.; Shimazaki, Y.; Naruta, Y.; Ohkubo, K.; Nakanishi, T.; Kojima, T.; Fukuzumi, S.; Seki, S.
   J. Phys. Chem. C 2009, 113, 19694-19699.
5. Intramolecular Base-Accelerated Radical-Scavenging Reaction of a Planar Catechin Derivative Having a Lysine Moiety
   Fukuhara, K.; Nakanishi, I.; Ohkubo, K.; Obara, Y.; Tada, A.; Imai, K.; Ohno, A.; Nakamura, A.; Ozawa, T.; Urano, S.; Saito, S.; Fukuzumi, S.; Anzai, K.; Miyata, N.; Okuda, H.
   Chem. Commun. 2009, 6180-6182.
6. Metalloporphycenes: Synthesis and Characterization of (Pentamethylcyclopentadienyl)ruthenium Sitting-Atop and π-Complexes
   Cuesta, L.; Karnas, E.; Lynch, V. M.; Chen, P.; Shen, J.; Kadish, K. M.; Ohkubo, K.; Fukuzumi, S.; Sessler, J. L.
   J. Am. Chem. Soc. 2009, 131, 13538-13547.
7. Structure and Spectroscopy of Oxyluciferin, the Light Emitter of the Firefly Bioluminescence
   Naumov, P.; Ozawa, Y.; Ohkubo, K.; Fukuzumi, S.
   J. Am. Chem. Soc. 2009, 131, 11590-11605.
8. Synthesis and Photoinduced Electron Transfer of Phthalocyanine-Perylenebisimide Pentameric Arrays
   Céspedes-Guirao, F. J.; Ohkubo, K.; Fukuzumi, S.; Sastre-Santos, Á.; Fernández-Lázaro, F.
   J. Org. Chem. 2009, 74, 5871-5880.
9. Change in Site of Electron Transfer Reduction of a Zinc Quinoxalinoporphyrin-Gold Quinoxalinoporphyrin Dyad by Binding of Scandium Ion and the Resulting Remarkable Elongation of the Lifetime of the Charge-Shifted State
   Ohkubo, K.; Garcia, R.; Sintic, P. J.; Khoury, T.; Crossley, M. J.; Kadish, K. M.; Fukuzumi, S.
   Chem.-Eur. J. 2009, 15, 10493-10503.
10. Aliphatic C-H Bond Activation Initiated by a (μ-η2:η2-Peroxo)dicopper(II) Complex in Comparison with Cumylperoxyl Radical
    Matsumoto, T.; Ohkubo, K.; Honda, K.; Yazawa, A.; Furutachi, H.; Fujinami, S.; Fukuzumi, S.; Suzuki, M.
    J. Am. Chem. Soc. 2009, 131, 9258-9267.
11. Photosynthetic Reaction Center Mimicry: Low-Reorganization Energy Driven Charge Stabilization in Self-Assembled Cofacial Zinc Phthalocyanine Dimer-Fullerene Conjugate
    D’Souza, F.; Maligaspe, E.; Ohkubo, K.; Zandler, M. E.; Subbaiyan, N. K.; Fukuzumi, S.
    J. Am. Chem. Soc. 2009, 131, 8787-8797.
12. Tuning Charge Transfer Energetics in Reaction Center Mimics via Th-Functionalized Fullerenes
    Spänig, F.; Kovacs, C.; Hauke, F.; Hartnagel, U.; Ohkubo, K.; Fukuzumi, S.; Guldi, D. M.; Hirsch, A.
    J. Am. Chem. Soc. 2009, 131, 8180-8195.
13. In Vitro Heavy-Atom Effect of Palladium(II) and Platinum(II) Complexes of Pyrrolidine-Fused Chlorin in Photodynamic Therapy
    Obata, M.; Hirohara, S.; Tanaka, R.; Kinoshita, I.; Ohkubo, K.; Fukuzumi, S.; Tanihara, M.; Yano, S.
    J. Med. Chem. 2009, 52, 2747-2753.
14. Charge Separation in Metallomacrocycle Complexes Linked with Electron Acceptors by Axial Coordination
    Fukuzumi, S.; Honda, T.; Ohkubo, K.; Kojima, T.
    Dalton Trans. 2009, 3880-3889. 
    Selected as a Cover Picture
15. Catalytic Activity of Biscobalt Porphyrin-Corrole Dyads Towards the Reduction of Dioxygen
    Kadish. K. M.; Frémond, L.; Shen, J.; Chen, P.; Ohkubo, K.; Fukuzumi, S.; Ojaimi, M. E.; Gros, C. P.; Barbe, J.-M.; Guilard, R.
    Inorg. Chem. 2009, 48, 2571-2582.
16. Reorganization Energies of Diprotonated and Saddle-Distorted Porphyrins in Photoinduced Electron-Transfer Reduction Controlled by Conformational Distortion Nakanishi, T.; Kojima, T.; Ohkubo, K.; Fukuzumi, S. J. Am. Chem. Soc. 2009, 131, 577-584.

2008

1. Photoconductivity of Porphyrin Nanochannels Composed of Diprotonated Porphyrin Dications with Saddle Distortion and Electron Donors
   Nakanishi, T.; Kojima, T.; Ohkubo, K.; Hasobe, T.; Nakayama, K.; Fukuzumi, S.
   Chem. Mater. 2008, 21, 7492-7500.
   Selected as a Cover Picture
2. Metal Quinolinolate–Fullerene(s) Donor-Acceptor Complexes: Evidence for Organic LED Molecules Acting as Electron Donors in Photoinduced Electron-Transfer Reactions
   D’Souza, F.; Maligaspe, E.; Zandler, M. E.; Subbaiyan, N. K.; Ohkubo, K.; Fukuzumi, S.
   J. Am. Chem. Soc. 2008, 130, 16959-16967.
3. “Umpolung” Photoinduced Charge Separation in an Anion-bound Supramolecular Complex
   Sessler, J. L.; Karnas, E.; Kim, S. K.; Ou, Z.; Zhang, M.; Kadish, K. M.; Ohkubo, K.; Fukuzumi, S.
   J. Am. Chem. Soc. 2008, 130, 15256-15257.
4. Formation of Dodecaphenylporphodimethene via Facile Protonation of Saddle-Distorted Dodecaphenylporphyrin
   Kojima, T.; Hanabusa, K.; Ohkubo, K.; Shiro, M.; Fukuzumi, S.
   Chem. Commun. 2008, 6513-6515.
5. Proton Shift upon One-Electron Reduction in Ruthenium-Coordinated Pterins
   Miyazaki, S.; Ohkubo, K.; Kojima, T.; Fukuzumi, S.
   Angew. Chem., Int. Ed. 2008, 47, 9669-9672.
6. Adiabatic Photoinduced Electron Transfer and Back Electron Transfer in a Series of Axially-Substituted Silicon Phthalocyanine Triads
   Matrín-Gomis, L.; Ohkubo, K.; Fernández-Lázaro, F.; Fukuzumi, S.; Sastre-Santos, Á.
   J. Phys. Chem. C 2008, 112, 17694-17701.
7. (Pentamethylcyclopentadienyl)ruthenium π-Complexes of Metalloporphyrins: Platforms with Novel Photo- and Electrochemical Properties
   Cuesta, L.; Karnas, E.; Kynch, V. M.; Sessler, J. L.; Kajonkijya, W.; Zhu, W.; Zhang, M.; Ou, Z.; Kadish, K. M.; Ohkubo, K.; Fukuzumi, S.
   Chem.-Eur. J. 2008, 14, 10206-10210.
8. Control of Photoinduced Electron Transfer in Zinc Phthalocyanine-Perylenediimide Dyad and Triad by Magnesium Ion
   Fukuzumi, S.; Ohkubo, K.; Oritz, J.; Gutiérrez, A. M.l Fernández-Lázaro, F.; Sastre-Santos, Á.
   J. Phys. Chem. A 2008, 112, 10744-10752.
9. Corrole-Fullerene Dyads: Formation of Long-Lived Charge-Separated States in Non-Polar Solvents
   D’Souza, F.; Chita, R.; Ohkubo, K.; Tasior, M.; Subbaiyan, N. K.; Zandler, M. E.; Rogacki, M.; Gryko, D. T.; Fukuzumi, S.
   J. Am. Chem. Soc. 2008, 130, 14263-14272.
10. Highly Selective Synthesis of the Ring-B Reduced Chlorins by Ferric Chloride Mediated Oxidation of Bacteriochlorins: Effects of the Fused Imide vs Isocyclic Ring in Photophysical and Electrochemical Properties
    Liu, C.; Dobhal, M. P.; Ethirajan, M.; Missert, J. R.; Pandey, R. K.; Balasubramanian, S.; Sukumaran, D. K.; Zhang, M.; Kadish, K. M.; Ohkubo, K.; Fukuzumi, S.
    J. Am. Chem. Soc. 2008, 130, 14311-14323.
11. A Discrete Supramolecular Conglomerate Composed of Two Saddle-Distorted Zinc(II)-Phthalocyanine Complexes and a Doubly Protonated Porphyrin with Saddle-Distortion Undergoing Efficient Photoinduced Electron Transfer
    Kojima, T.; Honda, T.; Ohkubo, K.; Shiro, M.; Kusukawa, T.; Fukuda, T.; Kobayashi, N.; Fukuzumi, S.
    Angew. Chem., Int. Ed. 2008, 47, 6712-6716. 
    Selected as an Inside Cover Picture
12. Why had Long-lived Electron-transfer States of Donor-substituted 10-Methylacridinium Ions been Overlooked? Formation of the Dimer Radical Cations Detected in the Near-IR Region
    Fukuzumi, S.; Kotani, H.; Ohkubo, K.
    Phys. Chem. Chem. Phys. 2008, 10, 5159-5162.
13. Exciplex Mediated Photoinduced Electron Transfer Reactions of Phthalocyanine-Fullerene Dyads
    Niemi, M.; Tkachenko, N. V.; Efimof, A.; Lehtivuori, H.; Ohkubo, K.; Fukuzumi, S.; Lemmetyinen, H.
    J. Phys. Chem. A 2008, 112, 6884-6892.
14. Androgynous Porphyrins. Silver(II) Quinoxalinoporphyrins Act as Both Good Electron Donors and Acceptors
    Fukuzumi, S.; Ohkubo, K.; Zhu, W.; Sintic, M.; Khoury, T.; Sintic, P. J.; E, W.; Ou, Z.; Crossley, M. J.; Kadish, K. M.
    J. Am. Chem. Soc. 2008, 130, 9451-9458.
15. Clarification of the Oxidation State of Cobalt Corroles in Heterogeneous and Homogeneous Catalytic Reduction of Dioxygen
    Kadish, K. M.; Shen, J.; Frémond, L.; Chen, P.; Ojaimi, M. E.; Chkiynda, M.; Gros, C. P.; Barbe, J.-M.; Ohkubo, K.; Fukuzumi, S.; Guilard, R.
    Inorg. Chem. 2008, 47, 6726-6737.
16. Intermolecular vs Intramolecular Photoinduced Electron Transfer from Nucleotides in DNA to Acridinium Ion Derivatives in Relation with DNA Cleavage
    Tanaka, M.; Yukimoto, K.; Ohkubo, K.; Fukuzumi, S.
    J. Photochem. Photobiol. A 2008, 197 206-212.
17. DNA Cleavage Induced by Photoirradiation of Coenzyme B12 and Organocobaloximes without Dioxygen
    Tanaka, M.; Ohkubo, K.; Fukuzumi, S.
    J. Photochem. Photobiol. A 2008, 197, 94-100. 
18. Metal Bacteriochlorins Which Act as Dual Singlet Oxygen and Superoxide Generators
    Fukuzumi, S.; Ohkubo, K.; Zheng, X.; Chen, Y.; Pandey, R. K.; Zhan, R.; Kadish, K. M.
    J. Phys. Chem. B 2008, 112, 2738-2746.
19. Face-to-Face Held Pacman Type Porphyrin-Fullerene Dyads: Design, Synthesis, Charge Transfer Interactions and Photophysical Studies 

    D’Souza, F.; Maligaspe, E.; Karr, P. A.; Schumacher, A. L.; Ojaimi, M. E.; Gros, C. P.; Barbe, J.-M.; Ohkubo, K.; Fukuzumi, S.
    Chem.-Eur. J. 2008, 14, 674-681.
20. Contrasting Photodynamics between Dithiapyrene-C60 and Pyrene-C60 Dyads
    Guldi, D. M.; Spänig, F.; Kreher, D.; Perepichka, I. F.; Bryce, M. R.; Ohkubo, K.; Fukuzumi, S.
    Chem.-Eur. J. 2008, 14, 250-258.
21. Formation of Hydrogen Peroxide from Coal Tar as Hydrogen Sources using 9-Mesityl-10-methylacridinium Ion as an Effective Photocatalyst
    Kotani, H.; Ohkubo, K.; Fukuzumi, S.
    Appl. Catal. B Environ. 2008, 77, 317-324.
22. Enhanced Radical-scavenging Activity of Naturally-oriented Artepillin C Derivatives
    Manda, S.; Nakanishi, I.; Ohkubo, K.; Uto, Y.; Kawashima, T.; Hori, H.; Fukuhara, K.; Okuda, H.; Ozawa, T.; Ikota, N.; Fukuzumi, S.; Anzai, K.
    Chem. Commun. 2008, 626-628.
23. Synthesis and Characterization of Novel Ferrocene-Containing Pyridylamine Ligands and Their Ruthenium(II) Complexes: Electronic Communication through Hydrogen-bonded Amide Linkage
    Kojima, T.; Noguchi, D.; Nakayama, T.; Inagaki, Y.; Shirota, Y.; Yoshizawa, K.; Ohkubo, K.; Fukuzumi, S.
    Inorg. Chem. 2008, 112, 635-642.
24. Electron-Transfer and Acid-Base Properties of a Two-Electron Oxidized Form of Quaterpyrrole that Acts as Both an Electron Donor and an Acceptor
    Zhang, M.; E, W.; Ohkubo, K.; Sanchez-Garcia, D.; Yoon, D.-W.; Sessler, J. L.; Fukuzumi, S.; Kadish, K. M.
    J. Phys. Chem. A 2008, 47, 1633-1642.
25. Control of the Orbital Delocalization and Implications for Molecular Rectification in the Radical Anions of Porphyrins with Coplanar 90｡ and 180｡ b,b’-Fused Extens
    E, W.; Kadish, K. M.; Sintic, P. J.; Khoury, T.; Govenlock, L. J.; Ou, Z.; Shao, J.; Ohkubo, K.; Reimers, J. R.; Fukuzumi,
    S.; Crossley, M. J. J. Phys. Chem. A 2008, 112, 556-570.
26. Does Bimolecular Charge Recombination in Highly Exergonic Electron Transfer Afford the Triplet Excited State or the Ground State of a Photosensitizer?
    Murakami, M.; Ohkubo, K.; Mandal, P.; Ganguly, T.; Fukuzumi, S.
    J. Phys. Chem. A 2008, 112, 635-642.
27. Proton-Coupled Electron Transfer in Ruthenium(II)-Pterin Complexes: Formation of Ruthenium-Coordinated Pterin Radicals and Their Electronic Structures
    Miyazaki, S.; Kojima, T.; Sakamoto, T.; Matsumoto, T.; Ohkubo, K.; Fukuzumi, S.
    Inorg. Chem. 2008, 47, 333-343.
28. Spectroscopic Characterization of Photolytically Generated Radical Ion Pairs in Single-Wall Carbon Nanotubes Bearing Surface-Immobilized Tetrathiafulvalens
    Herranz, M. A.; Ehli, C.; Campidelli, S.; Gutierrez, M.; Hug, G. L.; Ohkubo, K.; Fukuzumi, S.; Prato, M.; Matin, N.; Guldi, D. M.
    J. Am. Chem. Soc. 2008, 130, 66-73.

2007

1. Nitroxyl Radicals: Electrochemical Redox Behaviour and Structure Activity Relationships
   Manda, S.; Nakanishi, I.; Ohkubo, K.; Yakumaru, H.; Matsumoto, K.; Ozawa, T.; Ikota, N.; Fukuzumi, S.; Anzai, K.
   Org. Biomol. Chem. 2007, 5, 3951-3955. 
   Selected as an Inside Cover Picture
2. Involvement of Electron Transfer in the Radical-scavenging Reaction of Resveratol
   Nakanishi, I.; Shimada, T.; Ohkubo, K.; Manda, S.; Shimizu, T.; Urano, S.; Okuda, H.; Miyata, N. Ozawa, T.; Anzai, K.; Fukuzumi, S.; Ikota, N.; Fukuhara, K.
   Chem. Lett. 2007, 36, 1276-1277. 
3. Design and Synthesis of Polymetallic Complexes Based on meso-Calix[4]pyrrole: Platform for Multielectron Chemistry
   Custa, L.; Gross, D.; Lynch, V. M.; Ou, Z.; Kajokiiya, W.; Ohkubo, K.; Fukuzumi, S.; Kadish, K. M.; Sessler, J. L.
   J. Am. Chem. Soc. 2007, 129, 11696-11697.
4. Photophysical and Electrochemical Characteristics and Cross-Linking of STAT-3 Proteins by an Efficient Bifunctional Agent for Fluorescence Image-guided Photodynamic Therapy
   Chen, Y.; Ohkubo, K.; Zhang, M.; E, W.; Liu, W.; Pandey, S. K.; Ciesielski, M.; Baumann, H.; Fukuzumi, S.; Kadish, K. M.; Fenstermaker, R.; Oseroff, A.; Pandey, R. K.
   Photochem. Photobiol. Sci. 2007, 6, 1257-1267.
5. Synthesis and Photophysical Studies of a New Non aggregated C60-Silicon Phthalocyanine-C60 Triad
   Martin-Gomis, L.; Ohkubo, K.; Fernandez-Lazaro, F.; Sastre-Santos, A.; Fukuzumi, S.
   Org. Lett. 2007, 9, 3441-3444.
6. Enhanced Photoinduced Oligomerization of Fullerene via Radical Coupling between Fullerene Radical Cation and Radical Anion using 9-Mesityl-10-methylacridinium Ion
   Ohkubo, K.; Iwata, R.; Yanagimoto, T.; Fukuzumi, S.
   Chem. Commun. 2007, 3139-3142.
7. Selective Inclusion of Electron-Donating Molecules into Porphyrin Nanochannels Derived from Self-Assembly of Saddle-Distorted Dicationic Porphyrins and Photoinduced Electron Transfer from the Guest Molecules to the Porphyrin Dications
   Kojima, T.; Nakanishi, T.; Harada, R.; Ohkubo, K.; Yamauchi, S.; Fukuzumi, S.
   Chem.-Eur. J. 2007, 36, 8714-8725.
8. A Tightly Coupled Bis(zinc(II)phthalocyanine)-Perylenediimide Ensemble to Yield Long-Lived Radical Ion Pair State
   Jimenez, A.; Spanig, F.; Rodriguez-Morgade, M. S.; Ohkubo, K.; Fukuzumi, S.; Guldi, D. M.; Torres, T.
   Org. Lett. 2007, 9, 2481-2484.
9. A Discrete Assembly of a Distorted Mo(IV)-Porphyrin with a Directly Coordinated Keggin-Type Polyoxometalate
   Yokoyama, A.; Kojima, T.; Ohkubo, K.; Fukuzumi, S.
   Chem. Commun. 2007, 3997-3999. 
   Selected as a Cover Picture, Highlighted in Chemical Science
10. Quinoxalino[2,3-b‘]porphyrins Behave as p-Expanded Porphyrin upon One-Electron Reduction: Broad Control of the Degree of Delocalization through Substitution at the Macrocycle Periphery
    Kadish, K. M.; E, W.; Sintic, P. J.; Ou, Z.; Jianguo, S.; Ohkubo, K.; Fukuzumi, S.; Govenlock, L. J.; McDonald, J. A.; Try, A.; Cai, Z.-L.; Reimers. J. R.; Crossley, M. J.
    J. Phys. Chem. B 2007, 111, 8762-8774.
11. Effect of Solvent Polarity on the One-Electron Oxidation of Cyclic Nitroxyl Radicals
    Manda, S.; Nakanishi, I.; Ohkubo, K.; Kawashima, T.; Matsumoto, K.; Ozawa, T.; Fukuzumi, S.; Ikota, N.; Anzai, K.
    Chem. Lett. 2007, 36, 914-915.
12. Redox Behavior of Cyclo[6]pyrrole in the Formation of a Uranyl Complex
    Melfi, P. J.; Kim, S. K.; Lee, J. T.; Bolze, F.; Seidel, D.; Lynch, V. M.; Veauthier, J. M.; Gaunt, A. J.; Neu, M. P.; Ou. Z.; Kadish, K. M.; Fukuzumi, S.; Ohkubo, K.; Sessler, J. S.
    Inorg. Chem. 2007, 46, 5143-5145.
13. Synthesis and Characterization of Mononuclear Ruthenium(III)-Pyridylamine Complexes and Mechanistic Insights into Their Catalytic Alkene Functionalization with m-Chloroperbenzoic Acid
    Kojima, T.; Hayashi, K.; Iizuka, S.; Tani, F.; Naruta, Y.; Kawano, M.; Ohashi, Y.; Hirai, Y.; Ohkubo, K.; Fukuzumi, S.
    Chem.-Eur. J. 2007, 13, 8212-8222.
14. A Long-Lived o-Semiquinone Radical Anion Is Formed from N-b-Alanyl-5-S-glutathionyl-3,4-dihydroxyphenylalanine (5-S-GAD), An Insect-Derived Antibacterial Substance
    Akiyama, N.; Nakanishi, I.; Ohkubo, K.; Satoh, N.; Tachiya, K.; Nishikawa, T.; Fukuzumi, S.; Ikota, N.; Ozawa, T.; Tsujimoto, M.; Natori, S.
    J. Biochem. 2007, 142, 41-48. 
15. Photoinduced Electron Transfer in a b,b’-Pyrrolic Fused Ferrocene-Porphyrin-Fullerene
    Curiel, D.; Ohkubo, K.; Reimers, J. R.; Fukuzumi, S.; Crossley, M. J.
    Phys. Chem. Chem. Phys. 2007, 9, 5260-5266.
16. Intramolecular Electron Transfer within the Substituted Tetrathiafulvalene-Quinone Dyads: Facilitated by Metal Ion and Photomodulation in the Presence of Spiropyran
    Wu, H.; Zhang, D.; Su, L.; Ohkubo, K.; Zhang, C.; Yin, S.; Mao, L.; Shuai, Z.; Fukuzumi, S.; Zhu, D.
    J. Am. Chem. Soc. 2007, 129, 6839-6846.
17. Porphyrin-Diones and Porphyrin-Tetraones: Reversible Redox Units being Localized within the Porphyrin Macrocycle and Their Effect on Tautomerism
    Kadish, K. M.; E,W.; Zhan,R.; Khoury, T.; Govenlock, L. J.; Prashar,J. K. . Sintic, P. J.; Ohkubo, K.; Fukuzumi, S.; Crossley, M. J.
    J. Am. Chem. Soc. 2007, 129, 6576-6588.
18. Electron-Transfer Oxidation Properties of Substituted Bi-, Ter-, and Quaterpyrroles
    W. E, Ohkubo, K.; Sanchez-Garcia, D.; Zhang, M.; Sessler, J. L.; Fukuzumi, S.; Kadish, K. M.
    J. Phys. Chem. B 2007, 111, 4320-4326.
19. Model Studies of 6,7-Indolequinone Cofactors of Quinohemoprotein Amine Dehydrogenases
    Murakami, Y.; Yoshimoto, N.; Fujieda, N.; Ohkubo, K.; Kano, K.; Fukuzumi, S.; Itoh, S.
    J. Org. Chem. 2007, 72, 3369-3380.
20. Scandium Ion-Accelerated Scavenging Reaction of Cumylperoxyl Radical by a Cyclic Nitroxyl Radical via Electron Transfer
    Nakanishi, I.; Kawaguchi, K.; Ohkubo, K.; Kawashima, T.; Manda, S.; Kanazawa, H.; Takeshita, K.; Anzai, K.; Ozawa, T.; Fukuzumi, S.; Ikota, N.
    Chem. Lett. 2007, 36, 378-379. 
21. Modulation of Characteristics of a Ruthenium-Coordinated Flavin Analog Showing an Unprecedented Coordination Mode Miyazaki, S.; Ohkubo, K.; Kojima, T.; Fukuzumi, S.
    Angew. Chem. Int. Ed. 2007, 46, 905-908. 
    Selected as a VIP paper
22. Fullerene Acting as an Electron Donor in a Donor-Acceptor Dyad to Attain the Long-Lived Charge-Separated State by Complexation with Scandium Ion
    Ohkubo, K.; Ortiz, J.; Martin-Gomis, L.; Fernandez-Lazazro, F.; Sastre-Santos, A; Fukuzumi, S.
    Chem. Commun. 2007, 589-591.
23. Efficient Photocatalytic Hydrogen Evolution without an Electron Mediator Using a Simple Electron Donor-Acceptor Dyad
    Kotani, H.; Ono, T.; Ohkubo, Fukuzumi, S.
    Phys. Chem. Chem. Phys. 2007,9, 1487-1492. 
    Selected as a Highlight in Chemical Science
24. Formation of a Charge-Separated State of a Fullerene-Trinitrofluorenone Dyad by Complexation with Scandium Ion
    Ohkubo, K.; Ortiz, J.; Martin-Gomis, L.; Fernndez-Lzaro, F.; Sastre-Santos, .; Fukuzumi, S.
    ECS Trans. 2007, 2, 15-25. 
25. p-Complex Formation between a Bisporphyrin and Acridinium Ion and the Photodynamics
    Tanaka, M.; Ohkubo, K.; Gros, C.; Guilard, R.; Fukuzumi, S.
    ECS Trans. 2007, 12, 167-176. 

2006

1. Photocatalytic Formation of Dimethyllepidopterene from 9,10-Dimethylanthracene via Electron-Transfer Oxidation
   Ohkubo, K.; Iwata, R.; Miyazaki, S.; Kojima, T.; Fukuzumi, S.
   Org. Lett. 2006, 8, 6079-6082.
2. Spin-Site Exchange System Constructed from Endohedral Metallofullerenes and Organic Donors
   Tsuchiya, T.; Sato, K.; Kurihara, H.; Wakahara, T; Maeda, Y.; Akasaka, T.; Ohkubo, K.; Fukuzumi, S.; Kato, T.; Nagase, S.
   J. Am. Chem. Soc. 2006, 128, 14418-14419.
3. An Extremely Long-Lived Charge-Separated State of Zinc Tetraphenylporphyrin Coordinated with Pyridylnaphthalenediimide
   Saito, K.; Kashiwagi, Y.; Ohkubo, K.; Fukuzumi, S.
   J. Porphyrins Phthalocyanines 2006, 10, 1371-1379. 
4. Viologen-Modified Platinum Clusters Acting as an Efficient Catalyst in Photocatalytic Hydrogen Evolution
   Kotani, H.; Ohkubo, K.; Takai, Y.; Fukuzumi, S.
   J. Phys. Chem. B 2006, 110,24047-24053.
5. Activation of Electron-Transfer Reduction of Oxygen by Hydrogen Bond Formation of Superoxide Anion with Ammonium Ion
   Ohkubo, K.; Kitaguchi, H.; Fukuzumi, S.
   J. Phys. Chem. A 2006, 110, 11613-11616.
6. Reductive DNA Cleavage Induced by UVA Photoirradiation of NADH without Oxygen
   Tanaka, M.; Ohkubo, K.; Fukuzumi, S.
   J. Am. Chem. Soc. 2006, 128,12372-12373.
7. Persistent Electron-Transfer State of a π-Complex of Acridinium Ion Inserted between Porphyrin Rings of Cofacial Bisporphyrins
   Tanaka, M.; Ohkubo, K.; Gross, C. P.; Guilard, R.; Fukuzumi, S.
   J. Am. Chem. Soc. 2006, 128, 14625-14633.
8. DNA Cleavage by UVA Irradiation of NADH with Dioxygen via Radical Chain Processes
   Tanaka, M.; Ohkubo, K.; Fukuzumi, S.
   J. Phys. Chem. A 2006, 110, 11214-11218.
9. Photocatalytic Electron-Transfer Oxidation of Triphenylphosphine and Benzylamine with Molecular Oxygen via Formation of Radical Cations and Superoxide Ion
   Ohkubo, K.; Nanjo, T.; Fukuzumi, S.
   Bull. Chem. Soc. Jpn. 2006, 79, 1489-1500. 
   Selected as a BCSJ Award Article and a Cover Picture
10. Host-Guest Complexation of Endohedral Metallofullerene with Azacrown Ether and Its Application
    Tsuchiya, T.; Sato, K.; Kurihara, H.; Wakahara, T; Nakahodo, T.; Maeda, Y.; Akasaka, T.; Ohkubo, K.; Fukuzumi, S.; Kato, T.; Mizorogi, N.; Kobayashi, K.; Nagase, S.
    J. Am. Chem. Soc. 2006, 128, 6699-6703.
11. Photoinduced Electron-Transfer Dynamics and Long-lived CS States of Donor-Acceptor Linked Dyads and a Triad Containing a Gold Porphyrin in Nonpolar Solvents
    Ohkubo, K.; Sintic, P. J.; Tkachenko, N. V.; E, W.; Ou, Z.; Shao, J.; Kadish, K. M.; Crossley, M. J.; Fukuzumi, S.
    Chem. Phys. 2006, 326, 3-14.
12. Direct Detection of Nucleotide Radical Cations Produced by Electron-Transfer Oxidation of DNA Bases with Electron-Transfer State of 9-Mesityl-10-methylacridinium Ion and Resulting Efficient DNA Cleavage without Oxygen
    Ohkubo, K.; Yukimoto, K.; Fukuzumi, S.
    Chem. Commun. 2006, 2504-2506.
13. Solvent-Free Selective Photocatalytic Oxidation of Benzyl Alcohol to Benzaldehyde by Molecular Oxygen using 9-Phenyl-10-methylacridinium
    Ohkubo, K.; Suga, K.; Fukuzumi, S.
    Chem. Commun. 2006, 2018-2020.
14. Organotin Perfluorooctanesulfonates as Air-Stable Lewis Acid Catalysts: Synthesis, Characterization, and Catalysis
    An, D. L.; Peng, Z.; Orita, A.; Kurita, A.; Man-e, S.; Ohkubo, K.; Li, X.; Fukuzumi, S.; Otera, J.
    Chem. Eur. J. 2006, 12, 1642-1647. 
    Selected as a VIP paper
15. Structual Basis for DNA-Cleaving Activity of Resveratrol in the Presence of Cu(II)
    Fukuhara, K.; Nagakawa, M.; Nakanishi, I.; Ohkubo, K.; Imai, K.; Urano, S.; Fukuzumi, S.; Ozawa, T.; Ikota, N.; Mochizuki, M.; Miyata, N.; Okuda, H.
    Bioorg. Med. Chem. 2006, 14, 1437-1443.
16. Additivity Rule Holds in Hydrogen-Transfer Reactivity of Unsaturated Fatty Acids with a Peroxyl Radical: Mechanistic Insight into Lipoxygenase
    Kitaguchi, H.; Ohkubo, K.; Ogo, S.; Fukuzumi, S.
    Chem. Commun. 2006, 979-981.
17. Photocatalytic Oxygenation of Pivalic Acid with Molecular Oxygen via Photoinduced Electron Transfer Using 10-Methylacridinium Ions
    Suga, K.; Ohkubo, K.; Fukuzumi, S.
    J. Phys. Chem. A 2006, 110, 3860-3867.
18. Photocatalytic Oxygenation of Olefins with Oxygen. Isolation of 1,2-Dioxetane and the Photocatalytic O-O Bond Cleavage
    Ohkubo, K.; Nanjo, T.; Fukuzumi, S.
    Catal. Today 2006, 117, 356-361.
19. Hydrogen Abstraction from Neurotransmitters by Active Oxygen Species Facilitated by Intramolecular Hydrogen Bonding in the Radical Intermediates
    Ohkubo, K.; Moro-oka, Y.; Fukuzumi, S.
    Org. Biomol. Chem. 2006, 4, 999-1001.
20. Electron-Transfer Oxidation Properties of Unsaturated Fatty Acids and Mechanistic Insight into Lipoxygenases
    Kitaguchi, H.; Ohkubo, K.; Ogo, S.; Fukuzumi, S.
    J. Phys. Chem. A 2006, 110, 1718-1725. 

2005

1. Anti-chagasic Activity of Komaroviquinone is due to Generation of Reactive Oxygen Species Catalyzed by Trypanosoma cruzi Old Yellow Enzyme
   Uchiyama, N.; Kabututu, Z.; Kubata, B. K.; Kiuchi, F.; Ito, M.; Tshubouchi, A.; Nakajima-Shimada, J.; Aoki, T.; Ohkubo, K.; Fukuzumi, S.; Martin, S. K.; Honma, G.; Urade, Y.
   Antimicrob. Agents Chemother. 2005, 49, 5123-5126. 
2. Selective Oxygenation of 4,4′-Dimethylbiphenyl with Molecular Oxygen, Catalyzed by 9-Phenyl-10-Methylacridinium Ion Via Photoinduced Electron Transfer
   Suga, K.; Ohkubo, K.; Fukuzumi, S.
   J. Phys. Chem. A 2005, 109, 10168-10175.
3. Efficient Photocatalytic Oxygenation of Aromatic Alkene to 1,2-Dioxetane with Oxygen via Electron Transfer
   Ohkubo, K.; Nanjo, T.; Fukuzumi, S.
   Org. Lett. 2005, 7, 4265-4268.
4. Hydroxyl Radical Generation via Photoreduction of a Simple Pyridine N-oxide by an NADH Analogue
   Nakanishi, I.; Nishizawa, C.; Ohkubo, K.; Takeshita, K.; Suzuki, K. T.; Ozawa, T.; Hecht, S. M.; Tanno, M.; Sueyoshi, S.; Miyata, N.; Okuda, H.; Fukuzumi, S.; Ikota, N.; Fukuhara, K.
   Org. Biomol. Chem. 2005, 3, 3263-3265.
5. Intramolecular Hydrogen Bonding in Bisphenol Developing Agents for Photothermographic Application
   Akahori, H.; Morita, K.; Nishijima, A.; Mitsuhashi, T.; Ohkubo, K.; Fukuzumi, S.
   J. Imag. Sci. Tech. 2005, 49, 381-388. 
6. Charge Separation in a Nonfluorescent Donor-Acceptor Dyad Derived from Boron Dipyrromethene Dye, Leading to Photocurent Generation
   Hattori, S.; Ohkubo, K.; Urano, Y.; Sunahara, H.; Nagano, T.; Wada, Y.; Tkacgenko, N. V.; Lemmetyinen, H.; Fukuzumi, S.
   J. Phys. Chem. B 2005, 109, 15368-15375.
7. Misleading Effects of Impurities Derived from Extremely Long-Lived Electron-Transfer State of 9-Mesityl-10-methylacridinium Ion
   Ohkubo, K.; Kotani, H.; Fukuzumi, S.
   Chem. Commun. 2005, 4520-4522.
8. Formation of a Long-Lived Charge-Separated State of a Zinc Phthalocyanine-Perylenediimide Dyad by Complexation with Magnesium Ion
   Fukuzumi, S.; Ohkubo, K.; Ortiz, J.; Gutierrez, A. M.; Fernandez-Lazaro, F.; Sastre-Santos, A.
   Chem. Commun. 2005, 3814-3815.
9. Electrochemistry of [(TMpyP)MII]4+(X-)4(X- = Cl- or BPh4- ) and [(TMpyP)MIIICl]4+(Cl-)4 in N,N-Dimethylformamide Where M Is One of 15 Different Metal Ions
   Van Caemelbecke, E.; Derbin, A.; Hambright, P.; Garcia, R.; Doukkali, A.; Saoiabi, A.; Ohkubo, K.; Fukuzumi, S.; Kadish, K. M.
   Inorg. Chem. 2005, 44, 3789-3798.
10. Effects of DNA on Driving Force Dependence of Photoinduced Electron Transfer from the Excited State of Tris(2,2-bipyridine)ruthenium(II) to Intercalators in DNA. Distinction between Intra- and Inter-DNA Pathways
    Fukuzumi, S.; Tanaka, M.; Nishimine, M.; Ohkubo, K.
    J. Photochem. Photobiol. A Chem. 2005, 175, 79-88. 
11. Direct ESR Detection of Pentadienyl Radicals and Peroxyl Radicals in Lipid Peroxidation: Mechanistic Insight into Regioselective Oxygenation in Lipoxygenases
    Kitaguchi, H.; Ohkubo, K.; Ogo, S.; Fukuzumi, S.
    J. Am. Chem. Soc. 2005, 127, 6605-6609.
12. Electron-Transfer Oxidation Properties of DNA Bases and DNA Oligomers
    Fukuzumi, S.; Miyao, H.; Ohkubo, K.; Suenobu, T.
    J. Phys. Chem. A 2005, 109, 3285-3294. 
13. Electron-Transfer Mechanism in Radical-Scavenging Reactions by a Vitamin E Model in a Protic Medium
    Nakanishi, I.; Kawashima, T.; Ohkubo, K.; Kanazawa, H.; Inami, K.; Mochizuki, M.; Fukuhara, K.; Okuda, H.; Itoh, S.; Fukuzumi, S.; Ikota, N.
    Org. Biomol. Chem. 2005,3, 626-629.
14. Electron-Transfer Oxidation of Coenzyme B12 Model Compounds and Facile Cleavage of the Cobalt(IV)-Carbon Bond via Charge-Transfer Complexes with Bases. A Negative Temperature Dependence of the Rates
    Ohkubo, K.; Fukuzumi, S.
    J. Phys. Chem. A 2005, 109, 1105-1113. 

2004

1. Photocatalytic Oxygenation of Anthracenes and Olefins with Dioxygen via Selective Radical Coupling Using 9-Mesityl-10-methylacridinium Ion as an Effective Electron-Transfer Photocatalyst
   Kotani, H.; Ohkubo, K.; Fukuzumi, S.
   J. Am. Chem. Soc. 2004, 126, 15999-16006.
2. Spectral and Electrochemical Characterization of Highly Substituted Copper Corroles
   Ou, Z.; Shao, J.; Zhao, H.; Ohkubo, K.; Wasbotten, I. H.; Fukuzumi, S.; Ghosh, A.; Kadish, K. M.
   J. Porphyrins Phthalocyanines 2004, 8, 191-2004. 
3. Effects of Ammonium Cations on Redox Potentials of Quinones and the Photoinduced Electron-Transfer Reactions
   Okamoto, K.; Ohkubo, K.; Kadish, K. M.; Fukuzumi, S.
   J. Phys. Chem. A 2004, 108, 10405-10413. 
4. Rational Principles for Modulating Fluorescence Properties of Fluorescein
   Ueno, T.; Urano, Y.; Setsukinai, K.; Takakusa, H.; Kojima, H.; Kikuchi, K.; Ohkubo, K.; Fukuzumi, S.; Nagano, T.
   J. Am. Chem. Soc. 2004, 126, 14079-14085.
5. DNA Cleavage Induced by Thermal Electron Transfer from a Dimeric NADH Analog to Acridinium Ions in the Presence of Oxygen
   Fukuzumi, S.; Yukimoto, K.; Ohkubo, K.
   J. Am. Chem. Soc. 2004, 126, 12794-12795.
6. Drastic Changes in the Lifetime and Electron Transfer and Energy Transfer Reactivity of the Triplet Excited State of p-Benzoquinone by Complex Formation with Scandium Ion Salts
   Fukuzumi, S.; Yuasa, J.; Ohkubo, K.; Guldi, D. M.
   J. Phys. Chem. A 2004, 108, 10405-10413. 
7. Photoelectrochemical Properties of Supramolecular Composite of Fullerene Nanoclusters and 9-Mesityl-10-carboxymethylacridinium Ion on SnO2
   Hasobe, T.; Hattori, S.; Kotani, H.; Ohkubo, K.; Hosomizu, K.; Imahori, H.; Kamat, P. V.; Fukuzumi, S.
   Org. Lett. 2004, 6, 3103-3106.
8. Enhancement Energy and Quantum Efficiencies of a Nanocrystalline Photoelectrochemical Cell Sensitized with a Donor-Acceptor Dyad Derived from Fluorescein
   Hattori, S.; Hasobe, T.; Ohkubo, K.; Urano, T.; Nagano, T.; Wada, Y.; Yanagida, S.; Fukuzumi, S.
   J. Phys. Chem. B 2004, 108, 152004-15205. 
9. EPR Study on Stable Magnesium Complexes of the Phenoxyl Radicals Derived from a Vitamin E Model and Its Deuterated Derivatives
   Nakanishi, I.; Matsumoto, S.; Ohkubo, K.; Fukuhara, K.; Okura, H.; Inami, K.; Mochizuki, M.; Ozawa, T.; Itoh, S.; Fukuzumi, S.; Ikota, N.
   Bull. Chem. Soc. Jpn. 2004, 77, 1741-1744. 
10. p-Complex Formation in Electron-Transfer Reactions of Porphyrins
    Fukuzumi, S.; Hasobe, T.; Ohkubo, K. Crossley, M. J.; Kamat, P. V.; Imahori, H.
    J. Porphyrins Phthalocyanines 2004, 8, 191-2004. 
11. Substituent Effects on the Site of Electron Transfer During the First Reduction for Gold(III) Porphyrins
    Ou, Z.; Kadish, K. M.; E, W.; Shao, J.; Sintic, P. J.; Ohkubo, K.; Fukuzumi, S.; Crossley, M. J.
    Inorg. Chem. 2004, 43, 2078-2086.
12. Electron-Transfer State of 9-Mesityl-10-methylacridinium Ion with a Much Longer Lifetime and Higher Energy than that of Natural Photosynthetic Reaction Center
    Fukuzumi, S.; Kotani, H.; Ohkubo, K.; Ogo, S.; Tkachenko, N. V.; Lemmetyinen, H.
    J. Am. Chem. Soc. 2004, 126, 1600-1601.
13. A Planar Catechin Analogue Having a More Negative Oxidation Potential than (+)-Catechin as an Electron-Transfer Antioxidant against a Peroxyl Radical
    Nakanishi, I.; Ohkubo, K.; Miyazaki, K.; Hakamata, W.; Urano, S.; Ozawa, T.; Okuda, H.; Fukuzumi, S.; Ikota, N.; Fukuhara, K.
    Chem. Res. Toxicol. 2004, 17, 26-31.
14. Production of Ultra-Long Lived Charge-Separated State in Zinc Chlorin-C60 Dyad Produced by One-Step Photoinduced Electron Transfer
    Ohkubo, K.; Shao, J.; Ou, Z.; Kadish, K. M.; Li, G.; Pandey, R. K.; Fujitsuka, M.; Ito, O.; Imahori, H.; Fukuzumi, S.
    Angew. Chem., Int. Ed. 2004, 43, 853-856. 
    (Selected as a VIP paper)
15. Quantitative Evaluation of d-p Interaction in Copper(I) Complexes and Control of Copper(I)-Dioxygen Reactivity
    Osako, T.; Tachi, M.; Doe, M.; Shiro, M.; Ohkubo, K.; Fukuzumi, S.; Itoh, S.
    Chem. Eur. J. 2004, 10, 237-246.

2003

1. Metal-Centered Photoinduced Electron Transfer Reduction of a Gold(III) Porphyrin Cation Linked with a Zinc Porphyrin to Produce a Long-Lived Charge-Separated State in Non-Polar Solvents
   Fukuzumi, S.; Ohkubo, K.; E, W.; Ou, Z.; Shao, J.; Kadish, K. M.; Hutchison, J. A.; Ghiggino, K. P.; Sintic, P. J.; Crossley, M. J.
   J. Am. Chem. Soc. 2003, 125, 14984-14985.
2. Proton-Coupled Electron Transfer in a Ru(II)-Pterin Complex
   Kojima, T.; Sakamoto, T.; Matsuda, Y.; Ohkubo, K.; Fukuzumi, S.
   J. Inorg. Biochem. 2003, 96, 170. 
3. Oxidation Mechanism of Phenols by Dicopper-Dioxygen (Cu/O2) Complexes
   Osako, T.; Ohkubo, K.; Taki, M.; Tachi, Y.; Fukuzumi, S.; Itoh, S.
   J. Inorg. Biochem. 2003, 96, 207. 
4. Effects of Intramolecular Hydrogen Bonding on Electron Transfer Properties of Bisphenol Derivatives in Relation to Their Developing Properties in Silver Salt Photothermographic Systems
   Akahori, H.; Morita, K.; Nishijima, A.; Mitsuhashi, T.; Ohkubo, K.; Fukuzumi, S.
   J. Soc. Photogr. Sci. Technol. Jpn. 20033, 66, 491-496. 
5. Driving Force Dependence of Photoinduced Electron Transfer Dynamics of Intercalated Molecules in DNA
   Fukuzumi, S.; Nishimine, M.; Ohkubo, K.; Tkachenko, N. V.; Lemmetyinen, H.
   J. Phys. Chem. B 2003, 107, 12511-12518. 
6. Selective Oxygenation of Ring-Substituted Toluenes with Electron Donating and Withdrawing Substituents by Molecular Oxygen via Photoinduced Electron Transfer
   Ohkubo, K.; Suga, K.; Morikawa, K.; Fukuzumi, S.
   J. Am. Chem. Soc. 2003, 125, 12850-12859.
7. Ultrafast Photodynamics of Exciplex Formation and Photoinduced Electron Transfer in Porphyrin-Fullerene Dyads Linked at Close Proximity
   Tkachenko, N. V.; Lemmetyinen, H.; Sonoda, J.; Ohkubo, K.; Sato, T.; Imahori, H.; Fukuzumi, S.
   J. Phys. Chem. A 2003, 107, 8834-8844. 
8. Fluorinated Photosensitizers: Synthesis, Photophysical, Electrochemical, Intracellular Localization and In-Vitro Photosensitizing Efficacy and Determination of Tumor-Uptake by 19F In-Vivo NMR Spectroscopy
   Pandey, S. K.; Gryshuk, A. L.; Graham, A.; Ohkubo, K.; Fukuzumi, S.; Dobhal, M.; Zheng, G.; Ou, Z.; Zhan, R.; Kadish, K. M.; Oseroff, A.; Ramaprasad, S.; Pandey, R. K.
   Tetrahedron 2003, 59, 10059-10073. 
9. Oxidation Mechanism of Phenols by Dicopper-Dioxygen (Cu2/O2) Complexes
   Osako, T.; Ohkubo, K.; Taki, M.; Tachi, Y.; Fukuzumi, S.; Itoh, S.
   J. Am. Chem. Soc. 2003, 125, 11027-11033.
10. Synthesis and Characterization of a Novel Ruthenium-Pterin Complex Showing Proton-coupled Electron Transfer
    Kojima, T.; Sakamoto, T.; Matsuda, Y.; Ohkubo, K.; Fukuzumi, S.
    Angew. Chem., Int. Ed. 2003, 42, 4951-4954. 
11. The Role of Electron Transfer Processes in Reactions of Diarylcarbenium Ions and Related Quinone Methides with Nucleophiles
    Ofial, A. R.; Ohkubo, K.; Fukuzumi, S.; Lucius, R.; Mayr, H.
    J. Am. Chem. Soc. 2003, 125, 10906-10912.
12. Long-Lived Charge-Separated State Produced by Photoinduced Electron Transfer in a Zinc Imidazoporphyrin-C60 Dyad
    Kashiwagi, Y.; Ohkubo, K.; McDonald, J. A.; Blake, I. M.; Crossley, M. J.; Araki, Y.; Ito, O.; Imahori, H.; Fukuzumi, S.
    Org. Lett. 2003, 5, 2719-2721.
13. Fast Self-Exchange Electron Transfer and Delocalization of Unpaired Electron between Zinc Porphyrin Radical Cations and Zinc Porphyrins
    Fukuzumi, S.; Hasobe, T.; Endo, Y.; Ohkubo, K.; Imahori, H.
    J. Porphyrins Phthalocyanines 2003, 7, 328-336. 
14. Structure and Photoelectrochemical Properties of ITO Electrodes Modified with Self-Assembled Monolayers of meso,meso-Linked Porphyrin Oligomers
    Hasobe, T.; Imahori, H.; Ohkubo, K.; Yamada, H.; Sato, T.; Nishimura, Y.; Yamazaki, I.; Fukuzumi, S.
    J. Porphyrins Phthalocyanines 2003, 7, 296-312. 
15. Reversed Effects of DNA on Hydride Transfer and Electron Transfer Reactions of Acridinium and Quinolinium Ions
    Nishimine, M.; Ohkubo, K.; Komori, T.; Fukuzumi, S.
    Chem. Commun. 2003, 1886-1887.
16. Rational Design Principle for Modulating Fluorescence Properties of Fluorescein-based Probes by Photoinduced Electron Transfer
    Miura, T.; Urano, Y.; Tanaka, K.; Nagano, T.; Ohkubo, K.; Fukuzumi, S.
    J. Am. Chem. Soc. 2003, 125, 8666-8671.
17. Diels-Alder Reactions of Anthracenes with Dienophiles via Photoinduced Electron Transfer
    Fukuzumi, S.; Okamoto, T.; Ohkubo, K.
    J. Phys. Chem. A 2003, 107, 5412-5418. 
18. a-Methylstyrene with Molecular Oxygen, Catalyzed by 10-Methylacridinium Ion via Photoinduced Electron Transfer
    Suga, K.; Ohkubo, K.; Fukuzumi, S.
    J. Phys. Chem. A 2003, 107, 4339-4346. 
19. Efficient cumylperoxyl radical-scavenging ability of artepillin C via direct one-step hydrogen-atom transfer
    Nakanishi, I.; Uto, Y.; Ohkubo, K.; Ozawa, T.; Fukuhara, K.; Fukuzumi, S.; Nagasawa, H.; Hori, H.; Ikota, N.
    Org. Biomol. Chem. 2003, 1, 1452-1453.
20. Quantitative Evaluation of Lewis Acidity of Metal Ions with Different Ligands and Counterions in Relation to the Promoting Effects of Lewis Acids on Electron Transfer Reduction of Oxygen
    Ohkubo, K.; Menon, S. C.; Orita, A.; Otera, J.; Fukuzumi, S.
    J. Org. Chem. 2003, 68, 4720-4726.
21. Remarkable Effects of Counter Ions on Scandium Ion-Promoted Electron Transfer Reactions
    Yuasa, J.; Suenobu, T.; Ohkubo, K.; Fukuzumi, S.
    Chem. Commun. 2003, 1070 -1071.
22. Electrodes Modified with meso,meso-Linked Porphyrin Oligomers
    Hasobe, T.; Imahori, H.; Yamada, H.; Sato, T.; Ohkubo, K.; Fukuzumi, S.
    Nano Lett. 2003, 3, 409-412.
23. Electron Transfer Properties of Bisphenol Derivatives in Relation with the Developing Properties in Silver Salt Photothermographic Systems
    Akahori, H.; Morita, K.; Nishijima, A.; Mitsuhashi, T.; Ohkubo, K.; Fukuzumi, S.
    J. Imag. Sci. Tech. 2003, 47, 124-132. 
24. Driving Force Dependence of Intermolecular Electron Transfer Reactions of Fullerenes
    Fukuzumi, S.; Ohkubo, K.; Imahori, H.; Guldi, D. M.
    Chem. Eur. J. 2003, 9, 1585-1593. 
25. A Planar Catechin Analogue as a Promising Antioxidant with Reduced Prooxidant Activity
    Fukuhara, K.; Nakanishi, I.; Shimada, T.; Ohkubo, K.; Miyazaki, K.; Hakamata, W.; Urano, S.; Ikota, N.; Ozawa, T.; Okuda, H.; Miyata, N.; Fukuzumi, S.
    Chem. Res. Toxicol. 2003, 16,81-86.

2002

1. Metal Ion-Catalyzed Diels-Alder and Hydride Transfer Reactions. Catalysis of Metal Ions in the Electron Transfer Step
   Fukuzumi, S.; Ohkubo, K.; Okamoto, T.
   J. Am. Chem. Soc. 2002, 124, 14147-14155.
2. A Key Role for Old Yellow Enzyme in the Metabolism of Drugs by Trypanosoma Cruzi
   Kubata, B. K.; Kabututu, Z.; Nozaki, T.; Munday, C. J.; Fukuzumi, S.; Ohkubo, K.; Lazarus, M.; Maruyama, T.; Martin, S. K.; Duszenko, M.; Urade, Y.
   J. Exp. Med. 2002, 196,1241-1251. 
3. Effects of Metal Ions Distinguishing Between One-Step Hydrogen- and Electron-Transfer Mechanisms for the Radical-Scavenging Reaction of (+)-Catechin
   Nakanishi, I.; Miyazaki, K.; Shimada, T.; Ohkubo, K.; Urano, S.; Ikota, N.; Ozawa, T.; Fukuzumi, S.; Fukuhara, K.
   J. Phys. Chem. A 2002, 106,11123-11126. 
4. Small Reorganization Energy of Intramolecular Electron Transfer in Fullerene-Based Dyads with Short Linkage
   Ohkubo, K.; Imahori, H.; Shao, J.; Ou, Z.; Kadish, K. M.; Chen, Y.; Pandey, R. K.; Fujitsuka, M.; Ito, O.; Fukuzumi, S.
   J. Phys. Chem. A 2002, 106, 10991-10998. 
5. Direct Detection of Superoxide Anion Generated in C60-Photosensitized Oxidation of NADH and an Analogue by Molecular Oxygen
   Nakanishi, I.; Ohkubo, K.; Fujita, S.; Fukuzumi, S.; Konishi, T.; Fujitsuka, M.; Ito, O.; Miyata, N.
   J. Chem. Soc. Perkin Trans. 2 2002, 1829-1833.
6. Fluorescence Maxima of 10-Methylacridone-Metal Ion Salt Complexes: A Convenient and Quantitative Measure of Lewis Acidity of Metal Ion Salts
   Fukuzumi, S.; Ohkubo, K.
   J. Am. Chem. Soc. 2002, 124,10270-10271.
7. Electron Transfer Reduction of a Highly Electron-Deficient Fullerene, C60F18 Ohkubo, K.; Taylor, R.; Boltalina, O. V.; Ogo, S.; Fukuzumi, S.
   Chem. Commun. 2002, 1952-1953.
8. Effects of magnesium ion on kinetic stability and spin distribution of phenoxyl radical derived from a vitamin E analogue: mechanistic insight into antioxidative hydrogen-transfer reaction of vitamin E
   Nakanishi, I.; Fukuhara, K.; Shimada, T.; Ohkubo, K.; Iizuka, Y.; Inami, K.; Mochizuki, M.; Urano, S.; Itoh, S.; Miyata, N.; Fukuzumi, S.
   J. Chem. Soc. Perkin Trans. 2 2002, 1520-1524.
9. Photophysical and Electrochemical Properties of New Bacteriochlorins and Characterization of Radical Cation and Radical Anion Species
   Fukuzumi, S.; Ohkubo, K.; Chen, Y.; Pandey, R. K.; Zhan, R.; Shao, J.; Kadish, K. M.
   J. Phys. Chem. A 2002, 106,5105-5113. 
10. DNA Cleavage via Superoxide Anion Formed in Photoinduced Electron Transfer from NADH to g-Cyclodextrin-Bicapped C60 in an Oxygen-Saturated Aqueous Solution
    Nakanishi, I.; Fukuzumi, S.; Konishi, T.; Ohkubo, K.; Fujitsuka, M.; Ito, O.; Miyata, N.
    J. Phys. Chem. B 2002, 106, 2372-2380.
11. Evidence that Gold(III) Porphyrins Are NOT Electrochemically Inert: Facile Generation of Gold(II) 5,10,15,20-Tetrakis(3,5-di-tert-butylphenyl)porphyrin
    Kadish, K. M.; Wenbo, E.; Ou, Z.; Shao, J.; Sintic, P. J.; Ohkubo, K.; Fukuzumi, S.; Crossley, M. J.
    Chem. Commun. 2002, 356-357.

2001

1. Superoxide Anion Generation via Electron-Transfer Oxidation of Catechin Dianion by Molecular Oxygen in an Aprotic Medium
   Nakanishi, I.; Fukuhara, K.; Ohkubo, K.; Shimada, T.; Kansui, H.; Kurihara, M.; Urano, S.; Fukuzumi, S.; Miyata, N.
   Chem. Lett. 2001, 1152-1153. 
2. Efficient Catalysis of Rare-Earth Metal Ions in Photoinduced Electron-Transfer Oxidation of Benzyl Alcohols by a Flavin Analogue
   Fukuzumi, S.; Yasui, K.; Suenobu, T.; Ohkubo, K.
   J. Phys. Chem. A 2001, 105, 10501-10510. 
3. Photochemical and Electrochemical Properties of Zinc Chlorin-C60 Dyad as Compared to Corresponding Free-Base Chlorin-C60, Free-Base Porphyrin-C60 and Zinc Porphyrin-C60 Dyads
   Fukuzumi, S.; Ohkubo, K.; Imahori, H.; Shao, J.; Ou, Z.; Zheng, G.; Chen, Y.; Pandey, R. K.; Fujitsuka, M.; Ito, O.; Kadish, K. M.
   J. Am. Chem. Soc. 2001, 123, 10676-10683.
4. Quantitative Evaluation of Lewis Acidity of Organotin Compounds and the Catalytic Reactivity in Electron Transfer
   Ohkubo, K. Suenobu, T.; Imahori, T.; Orita, A.; Otera, J.; Fukuzumi, S.
   Chem. Lett. 2001, 978–979. 
5. Photoalkylation of 10-Alkylacridinium Ion via Charge-Shioft Type of Photoinduced Electron Transfer Controlled by Solvent Polarity
   Fukuzumi, S.; Ohkubo, K.; Suenobu, T.; Kato, K.; Fujitsuka, M.; Ito, O.
   J. Am. Chem. Soc. 2001, 123, 8459-8467. 
6. Comparison between Electron Transfer and Nucleophilic Reactivities of Ketene Silyl Acetals with Cationic Electrophiles.
   Fukuzumi, S.; Ohkubo, K.; Otera, J.
   J. Org. Chem. 2001, 66, 1450-1454.
7. Photochemical Generation of Cyclopentadienyliron Dicarbonyl Anion by an NAD Dimer Analogue.
   Fukuzumi, S.; Ohkubo, K.; Fujitsuka, M.; Ito, O.; Teichmann, M. C.; Maisonhaute, E.; Amatore, C.
   Inorg. Chem. 2001, 40, 1213-1219.
8. Regioreversed Thermal and Photochemical Reduction of 10-Methylacridinium and 1-Methylquinolinium Ions by Organosilanes and Oraganostannanes.
   Fukuzumi, S.; Fujita, M.; Noura, S.; Ohkubo, K.; Suenobu, T.; Araki, Y.; Ito, O.
   J. Phys. Chem. A 2001, 105, 1857-1868. 

2000

1. CO Sensing and Regulation of Gene Expression by the Transcriptional Activator CooA.
   Aono, S.; Honma, Y.; Ohkubo, K.; Tawara, T.; Kamiya, T.; Nakajima, H.
   J. Inorg. Biochem. 2000, 82, 51-56. 
2. 100% Selective Oxygenation of p-Xylene to p-Tolualdehyde via Photoinduced Electron Transfer
   Ohkubo, K. Fukuzumi, S.
   Org. Lett. 2000, 2, 3647-3650.
3. Quantitative Evaluation of Lewis Acidity of Metal Ions Derived from the g-Values of ESR Spectra of Superoxide-Metal Ion Complexes in Relation with the Promoting Effects in Electron Transfer Reactions.
   Fukuzumi, S.; Ohkubo, K.
   Chem.-Eur. J. 2000, 6, 4532-4535. 
4. Hydride Transfer from 9-Substituted 10-Methyl-9,10-dihydroacridines to Hydride Acceptors via Charge-Transfer Complexes and Sequential Electron-Proton-Electron Transfer. A Negative Temperature Dependence of the Rates
   Fukuzumi, S.; Ohkubo, K.; Tokuda, Y.; Suenobu, T.
   J. Am. Chem. Soc. 2000, 122, 4286-4294. 
5. Photoalkylation of C60 by Alkylcobalt(III) Complexes.
   Ohkubo, K.; Fukuzumi, S.
   Inorg. React. Mech. 2000, 2, 147-153. 

1998

1. Redox-Controlled Ligand Exchange of the Heme in the CO-sensing Transcriptional Activator CooA.
   Aono, S.; Ohkubo, K.; Nakajima, H.
   J. Biol. Chem. 1998, 273, 25757-25764. 
2. Heme Environmental Structure of CooA Is Modulated by the Target DNA Binding. Evidence from Resonance Raman Spectroscopy and CO Rebinding Kinetics.
   Uchida, T.; Takahashi, S.; Ishimori, K, Morishima, I.; Ohkubo, K.; Nakajima, H.; Aono, S.
   J. Biol. Chem. 1998, 273, 19988-19992. 

1997

1. A Carbon Monoxide Dependent Transcriptional Regulator Which Contains b-type Heme as a Carbon Monoxide Sensor.
   Aono, S.; Ohkubo, K.; Matsuo, T.; Okada, M.; Nakajima, H.
   J. Inorg. Biochem. 1997, 67, 362. 
2. Signal Transduction in the Transcriptional Activator CooA Containing a Heme-Based CO Sensor: Isolation of a Dominant Positive Mutant which is Active as the Transcriptional Activator Even in the Absence of CO.
   Aono, S.; Matsuo, T. Shimono, T.; Ohkubo, K.; Takasaki, H.; Nakajima, H.
   Biochem. Biophys. Res. Commun. 1997, 240, 783-786. 

和文原著論文

1. Selective Oxygenation by Electron Transfer
   Ohkubo, K.; Fukuzumi, S.
   J. Synth. Org. Chem. Jpn. （有機合成化学協会誌）2012, 70, 343-353.
2. Highly Selective Photocatalytic Oxygenation with Molecular Oxygen as an Oxidant
   Ohkubo, K.; Fukuzumi, S.
   光化学協会誌 2010, 41, 73-76.
3. 水溶液中の核酸塩基およびDNAの電子移動酸化特性とDNA損傷機構
   大久保 敬・福住俊一
   アクア 2006, 32-33.

総説

1. Chlorine-radical-mediated C–H Oxygenation Reaction Under Light Irradiation
   Itabashi, Y.; Asahara, H.; Ohkubo, K.
   Chem. Commun. 2023, 59, 7506–7517.
2. Lewis Acid-Coupled Electron Transfer of Metal-Oxygen Intermediates
   Fukuzumi, S.; Ohkubo, K.; Lee, Y.-M.; Nam, W.
   Chem. Eur. J. 2015, 21, 17548-17559.
3. One-Step Selective Hydroxylation of Benzene to Phenol
   Fukuzumi, S.; Ohkubo, K.
   Asian J. Org. Chem. 2015, 4, 836-845 (Focus Review). 
   Selected as a VIP paper
4. Efficient Charge Separation in Li+@C60 Supramolecular Complexes with Electron Donors
   Kawashima, Y.; Ohkubo, K.; Fukuzumi, S.
   Chem. Asian J. 2015, 10, 44-54. 
   Selected as an Feature Article
5. Organic Synthetic Transformations using Organic Dyes as Photoredox Catalysts
   Fukuzumi, S.; Ohkubo, K.
   Org. Biomol. Chem. 2014, 12, 6059-6071.
6. Long-Lived Charge Separation and Applications in Artificial Photosynthesis
   Fukuzumi, S.; Ohkubo, K.; Suenobu, T.
   Acc. Chem. Res. 2014, 47, 1455-1464.
7. Long-lived Photoinduced Charge Separation for Solar Cell Applications in Supramolecular Complexes of Multi-metalloporphyrins and Fullerenes
   Fukuzumi, S.; Ohkubo, K.
   Dalton Trans. 2013, 42, 15846-15858.
8. Selective Photocatalytic Reactions with Organic Photocatalysts
   Fukuzumi, S.; Ohkubo, K.
   Chem. Sci. 2013, 4, 561-574.
9. Mechanisms of Metal Ion-coupled Electron Transfer
   Fukuzumi, S.; Ohkubo, K.; Morimoto, Y.
   Phys. Chem. Chem. Phys. 2012, 14, 8472-8484.
10. Assemblies of Artificial Photosynthetic Reaction Centres
    Fukuzumi, S.; Ohkubo, K.
    J. Mater. Chem. 2012, 22, 4575-4587.
    Selected as a Back Cover
    Selected as a Hot Reviews
11. Catalytic Mechanisms of Hydrogen Evolution with Homogeneous and Heterogeneous Catalysts
    Fukuzumi, S.; Yamada, Y.; Suenobu, T.; Ohkubo, K.; Kotani, H.
    Energy Environ. Sci. 2011, 4, 2754-2766.
12. Metal Ion-Coupled and Decoupled Electron Transfer
    Fukuzumi, S.; Ohkubo, K.
    Coord. Chem. Rev. 2010, 254, 372-385.
13. Rational Design and Functions of Electron Donor-Acceptor Dyads with Much Longer Charge-Separated Lifetimes than Natural Photosynthetic Reaction Centers
    Ohkubo, K.; Fukuzumi, S.
    Bull. Chem. Soc. Jpn. 2009, 82, 303-315. 
14. Long-Lived Charge-Separated States of Simple Electron Donor-Acceptor Dyads using Porphyrins and Phthalocyanines
    Ohkubo, K.; Fukuzumi, S.
    J. Porphyrins Phthalocyanines 2008, 12, 993-1004. 
15. Formation of Superoxide-Metal Ion Complexes and the Electron Transfer Catalysis
    Fukuzumi, S.; Ohtsu, H.; Ohkubo, K.; Itoh, S.; Imahori, H.
    Coord. Chem. Rev. 2002, 226, 71-80. 

著書・解説

1. バイオガス中メタンからの常温常圧メタノール・ギ酸変換
   大久保　敬
   環境システム計測制御学会誌「EICA」, 2025, Vol. 29, in press
2. メタン光酸化によるカーボンニュートラル循環型酪農システム
   大久保　敬
   日本太陽エネルギー学会誌, 2024, Vol. 50, No.3, 55-61
3. 二酸化塩素によるメタンの常温・常圧酸化
   大久保　敬
   日本エネルギー学会機関誌えねるみくす, 2024, Vol. 103, 657-663
4. 光を用いた炭化水素のC-H酸素化反応
   大久保　敬
   THE CHEMICAL TIMES 関東化学（株）, 2023, Vol. 4, pp. 7-13
5. 光酸化によるプラスチック表面への極性官能基導入
   大久保　敬
   高分子材料の表面改質技術, シーエムシー出版, 第II編, 2023, 第5章, pp. 62-70
6. 光化学反応による高分子材料の表面改質
   大久保　敬
   ぬれ性の制御と表面処理・改質技術, 技術情報協会，2023, 第３章, 第13節
7. 亜塩素酸塩の活性化によるメタンからメタノール製造
   大久保　敬
   配管技術, 2022, 64, no. 10, 19-24.
8. バイオガスを液体燃料へ ～カーボンニュートラル循環型酪農～
   大久保　敬
   月刊バイオインダストリー, シーエムシー出版, 2022, vol. 39., no. 9. , 1-7.
9. メタン酸化によるメタノール・ギ酸合成〜カーボンニュートラル循環型酪農システムへの展開〜
   大久保　敬
   2050年カーボンニュートラルを目指す最新の触媒技術, CMCリサーチ, 2022, Chapter 4.
10. バイオガス中のメタンガスを常温・常圧光反応でメタノールとギ酸に変換する新技術
    大久保　敬
    化学装置, 日本工業出版株式会社, 2022, vol. 64, no. 8, 66-72
11. 光でプラスチック表面を機能化する技術＜驚異の酸化剤：二酸化塩素＞
    大久保　敬
    月刊プラスチックス, 2022, no. 4
12. 除菌消臭剤の有効成分である二酸化塩素を用いたプラスチック表面C­H酸化反応
    大久保　敬
    接着の技術, 2021, vol. 40, no. 4.
13. 低コスト・高効率で家畜ふん尿からメタノール・ギ酸合成
    大久保　敬
    配管技術, 日本工業出版株式会社, 2020, 62, 15-19
14. 酪農地帯が世界のエネルギー問題を解決する！？空気とメタンから低負荷で液体燃料を製造する夢の反応
    大久保　敬
    大阪大学News Letter, 2019, Autumn, 3-4.
15. 光でプラスチック表面を簡単に機能化〜二酸化塩素で表面を酸化する新技術〜
    大久保　敬
    プラスチックエージ, 2019, No. 9
16. 炭化水素の酸素酸化を可能にするハイブリッド光触媒系の開発
    大久保　敬
    新学術領域「ハイブリッド触媒」ニュースレター, 2019, No. 4
17. 有機フォトレドックス触媒を用いたメタルフリー有機合成反応
    大久保　敬
    光化学協会誌, 2019, No. 4
18. 有機フォトレドックス触媒を用いた選択的酸化反応
    大久保　敬
    月刊「化学工業」2018, No.11, 化学工業社
19. メタンからメタノール・ギ酸への選択的空気酸化〜除菌消臭剤に含まれていた成分が反応の鍵〜
    大久保　敬
    月刊クリーンエネルギー、2018, No.10, 日本工業出版
20. メタンと空気からメタノール合成
    大久保　敬
    月刊ケミカルエンジニアリング, 化学工業社, 2018, Vol. 63, No. 6, pp. 6-10.
21. CO2を排出せずにメタンをメタノールへ変換−常温・常圧・酸素によるメタン酸化反応−
    大久保　敬
    月刊化学, 化学工業社, 2018, Vol. 73, No. 4, pp. 21-24.
22. 「新生物無機化学」伊東忍・林高史・青野重利　監修
    第５章　電荷分離系
    大久保　敬, 三共出版、2016
23. p-Chloranil
    Ohkubo, K.; Fukuzumi, S.
    Encyclopedia of Reagents for Organic Synthesis: Fuchs, P. Ed., John Wiley & Sons, 2015.
24. リチウムイオン内包フラーレンの電子移動化学 (in Japanese)
    Ohkubo, K.; Kawashima Y.; Fukuzumi, S.
    有機化学情報誌「Organic Square」, 2014.
25. 「フラーレン誘導体・内包技術の最前線」Matsuo, Y. Ed. (in Japanese)
    Chapter 3, 5.1「リチウムイオン内包フラーレンの光電子移動反応」
    Ohkubo, K.; Kawashima Y.; Fukuzumi, S., CMC出版 , 2014, pp. 126-134.
26. 「人工光合成−システム構築に向けての最新技術動向と展望−」Fukuzumi, S. Ed. (in Japanese)
    第３章「光捕集と光電荷分離」
    Ohkubo, K.; Fukuzumi, S., CMC出版 , 2013
27. 9-Mesityl-10-methylacridinium Perchlorate
    Ohkubo, K.; Fukuzumi, S.
    Encyclopedia of Reagents for Organic Synthesis: Fuchs, P. Ed., John Wiley & Sons, 2012.
28. Photoinduced Reactions of Radical Ions via Charge Separation
    Fukuzumi, S.; Ohkubo, K.
    Encyclopedia of Radical in Chemistry. Biology and Materials: Chatgilialoglu, C.; Studer, A. Eds., John Wiley & Sons Ltd, Chichester, UK, pp. 365-394, 2012.

特許

1. 炭化水素またはその誘導体の酸化反応生成物の製造方法（特願2020-525753, 2019/6/18出願；特許第7178119号　2022/11/16登録）大久保敬
2. ポリマー成形体への目的分子の選択的な結合方法、およびそれを用いた目的分子結合型ポリマーの製造方法(特願2019-569644, 2019.02.05出願、PCT/JP2019/004063, 11326035(US)(2022/5/10登録))大久保敬、淺原時泰、井上豪、高森清人
3. 炭素同素体表面が改質された物質の製造方法、炭素同素体表面に官能基が導入された物質の製造方法、クライオ電子顕微鏡用グリッドの製造方法、有機物質、クライオ電子顕微鏡用グリッド(特願2019-061938, 2019.03.27出願)(PCT/JP2020/014148, 2020.03.27出願)井上 豪、淺原時泰、大久保 敬、岩崎憲治、宮崎直幸、廣瀬未果、中川敦史、髙木淳一、土井健史、安達宏昭、難波啓一、加藤貴之、牧野文信、藤田純三、熊野翔太
4. ポリマー体、およびその製造方法（特願2018-117224, 2018.06.20出願) 大久保 敬、淺原時泰、井上豪、原田 信幸、中村 潤一、川瀬 建夫
5. 変性膜の製造方法(特願2018-117355　2018.06.20出願　特許第07212878号 2023年1月18日) 大久保 敬、淺原時泰、中谷賢太、伊東祐一、水田康司、丸子　展弘、田原　修二
6. 成形用型の製造方法(特願2018-117360　2018.06.20出願) 大久保 敬、淺原時泰、中谷賢太、伊東祐一、水田康司、中島　真実
7. 変性製布の製造方法(特願2018-117359　2018.06.20出願) 大久保 敬、淺原時泰、中谷賢太、伊東祐一、水田康司
8. 変性フィルムの製造方法(特願2018-117358　2018.06.20出願　特許第07212877号　2023.1.18) 大久保 敬、淺原時泰、中谷賢太、伊東祐一、水田康司
9. 光学材料の製造方法(特願2018-117357　2018.06.20出願) 大久保 敬、淺原時泰、中谷賢太、伊東祐一、水田康司、山田孝裕
10. 材料改質用変性粒子の製造方法（特願2018-117356　2018.06.20出願) 大久保 敬、淺原時泰、中谷賢太、伊東祐一、水田康司、木津　巧一
11. 炭化水素またはその誘導体の酸化反応生成物の製造方法(特願2018-117453　2018.06.20出願、特許第7210007号, 2023.1.13登録) 大久保 敬、高森 清人
12. ポリマーと被接着物との接着積層体の製造方法（特願2018-117172　2018.06.20出願、国際出願PCT/JP2019/024504、特許第7333080号, 2023.8.16登録）大久保敬、淺原時泰、井上豪
13. 眼装着用レンズの製造方法および眼装着用レンズ（特願2018-117454　2018.06.20出願）西田　幸二、馬場　耕一、高　静花、大久保　敬、淺原時泰、井上 豪、宇山 浩、麻生隆彬
14. 表面処理ポリマーの製造方法、ポリマー、金属メッキ用ポリマー、金属メッキポリマーおよび接着積層体並びにそれらの製造方法（特願2018-096676 2018.05.18出願、特許第7336141号 2023.8.16登録、国際出願PCT/JP2019/019814, ZL201980033083.5(中国) 2023.1.17登録）麻生隆彬、淺原時泰、大久保 敬、井上 豪、宇山 浩
15. ポリマーと被接着物との接着積層体の製造方法、ポリマーと被接着物との接着積層体製造用ポリマー、ポリマーと被接着物との接着積層体（特願2018-096677 2018.05.18出願 国際出願PCT/JP2019/019815）淺原時泰、麻生隆彬、大久保 敬、井上 豪、宇山 浩
16. 高分子表面への機能性分子修飾技術（特願2018-018598、2018.2.5出願）大久保敬、淺原時泰、井上豪、高森清人
17. ポリマー成形体の表面改質方法およびそれを用いた表面改質ポリマー成形体の製造方法 (特願2016-244690) 大久保 敬、井上 豪、水田 康司、伊東 祐一、高森清人
18. プロピレングリコールの製造方法 (特願 2016-219094) 大久保 敬､高森清人
19. エチレングリコールの製造方法 (特願 2016-219093) 大久保 敬､高森清人
20. ジオールの製造方法 (特願 2016-219092, 特許第686068号) 大久保 敬､高森清人
21. シクロヘキサンの酸化反応生成物の製造方法 (特願2016−042140, 特開2017-155020) 大久保 敬､柴田剛克､高森清人
22. エタンの酸化反応生成物の製造方法 (特願2016−042139, 特開2017-1550219) 大久保 敬､柴田剛克､高森清人
23. メタンの酸化反応生成物の製造方法 (特願2016−042138, 特開2017-155018) 大久保 敬､柴田剛克､高森清人
24. 炭化水素またはその誘導体の酸化反応生成物の製造方法(特願2016−042137, 特開2017-155017, 特許第6080281号，US16/063103,　EP16875772.2,　CN201680074063.9,　SA518391862,　AEP6000799/2018) 大久保 敬､柴田剛克､高森清人
25. オレフィンの酸化 (特願2015−248070, 特開2017-109979, 特許第6745452号, US10,947,190 B2(米国)) 大久保 敬､柴田剛克､高森清人
26. 内包フラーレンを用いた光電変換装置
    特許公開２０１５－０６９７３１
    大久保 敬、福住俊一、川島雄樹、羽曾部 卓、酒井隼人
27. 酸化触媒、フェノール類の製造方法、および過酸化水素の製造方法（特許第5470623号,特許公開2011-189224)
    大久保 敬、福住俊一、小林崇希
28. 光照射によって誘電率が変化する膜およびそれを用いた電子デバイス（出願番号：特願2009−205923)出願日：平成21年9月7日, 福住俊一、大久保敬、村上元信、村田英幸、酒井平祐
29. 芳香族化合物の酸化反応生成物の製造方法（特許第5213142号, 出願番号：特願2009−213811）出願日：平成21年9月15日, 大久保　敬、福住俊一、水島健太郎
30. 新規９－置換アクリジニウム誘導体、および９－置換アクリジニウム誘導体を用いた芳香族アルデヒドと過酸化水素の同時製造方法（特許公開2010-59141)
    大久保 敬、福住俊一、岩田亮介、水島 健太郎、鈴木信夫、相馬和憲
31. 水素発生触媒（出願番号：特願2007−247656）出願日：平成19年9月25日, 福住俊一、小谷弘明、大久保敬、花崎亮
32. 新規クマリン誘導体（特許公開２００８－２１４３２８）
    大久保 敬、福住俊一、村上元信、鈴木信夫、相馬和憲
33. キノリニウムイオン誘導体、キノリニウムイオン誘導体の製造方法、キノリニウムイオン誘導体を用いた製品、キノリニウムイオン誘導体を用いた還元方法および酸化方法（出願番号：PCT/JP2007/054152）出願日：平成18年9月8日, 福住俊一、小谷弘明、大久保敬
34. フラビンおよびそれを用いた製品（出願番号：特願 2006−233186）出願日：平成18年8月30日, 福住俊一、大久保敬、村上元信
35. 過酸化水素の製造方法（出願番号：特願2006−136990）出願日：平成18年5月16日,福住俊一、小谷弘明、大久保　敬
36. 光触媒
    特許公開２００５－１４５８５３
    福住俊一、大久保 敬
37. 金属クロリン・フラーレン連結分子（特許第4417032号、出願番号：特願2003-156014）出願日：平成15年5月30日, 特許取得日：平成21年12月4日, 福住俊一,大久保 敬, Ravindra K. Pandey, Karl M. Kadish, Jianguo Shao, Guolin Li

受賞

• 2024年　令和6年度　科学技術分野の文部科学大臣表彰　科学技術賞
• 2019年　IAAM Award Lecture (International Association of Advanced Materials)
• 2018年　光化学協会賞（光化学協会）
• 2013年　大澤賞（フラーレン・ナノチューブ・グラフェン学会）
• 2013年　野副記念奨励賞（基礎有機化学会）
• 2013年　有機電子移動化学奨励賞（有機電子移動化学研究会）
• 2008年　APA Prize for Young Scientist（The Asian and Oceanian Photochemistry Association）
• 2008年　SPP-JPP Young Investigator Award in Porphyrin Chemistry (Society of Porphyrins and Phthalocyanines)
• 2007年　日本化学会進歩賞（日本化学会）
• 2007年　BCSJ Award Article（日本化学会・日本化学会欧文誌編集委員会）
• 2005年　光化学協会奨励賞（光化学協会）