• 6254 Citations
  • 40 h-Index
1991 …2020

Research output per year

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Research Output

2006

Synthesis of polymeric cobalt complex using pyrrole derivatives and application to cathodic catalyst for fuel cells

Iai, Y., Oyaizu, K. & Yuasa, M., 2006 Oct 18. 1 p.

Research output: Contribution to conferencePaper

Synthesis of structure-defined conjugated polymers directly bound to porphyrins

Oyaizu, K., Hoshino, M., Imai, T., Murata, H. & Yuasa, M., 2006 Dec 1, p. 3030-3031. 2 p.

Research output: Contribution to conferencePaper

2005

Analysis of catalytic activity of novel cathode catalyst for fuel cells using polymer-cobalt complexes

Oyaizu, K., Ikkanda, K., Kitao, M., Tanaka, K., Yamaguchi, A. & Yuasa, M., 2005 Aug 3, In : ACS National Meeting Book of Abstracts. 229, 1, p. ANYL-102

Research output: Contribution to journalConference article

Analysis of four-electron reduction of oxygen catalyzed by polypyrrole-coated carbon particles containing various metal ions

Tanaka, K., Oyaizu, K. & Yuasa, M., 2005 Dec 1. 1 p.

Research output: Contribution to conferencePaper

Cobaltporphyrin-adsorbed carbon black: Highly efficient electrocatalysts for oxygen reduction

Yuasa, M., Yamaguchi, A., Oyaizu, K., Fujito, Y., Kitao, M. & Sato, T., 2005 Sep 1, In : Polymers for Advanced Technologies. 16, 9, p. 702-705 4 p.

Research output: Contribution to journalArticle

15 Citations (Scopus)

Design and evaluation of electrochemical ROS sensor using electropolymerized film of iron porphyrin with 6-coordination stabilized structure

Toyoda, Y., Oyaizu, K. & Yuasa, M., 2005 Dec 1, p. 3351-3352. 2 p.

Research output: Contribution to conferencePaper

Disposition control of metalloporphyrins as SOD mimics

Tamai, M., Asayama, S., Nagaoka, S., Oyaizu, K., Yuasa, M. & Kawakami, H., 2005 Dec 1, p. 5195-5196. 2 p.

Research output: Contribution to conferencePaper

Electrochemical detection and sensing of reactive oxygen species

Yuasa, M. & Oyaizu, K., 2005 Nov 1, In : Current Organic Chemistry. 9, 16, p. 1685-1697 13 p.

Research output: Contribution to journalReview article

35 Citations (Scopus)

Electrochemical sensor for superoxide anion radical using polymeric iron porphyrin complexes containing axial 1-methylimidazole ligand as cytochrome c mimics

Yuasa, M., Oyaizu, K., Yamaguchi, A., Ishikawa, M., Eguchi, K., Kobayashi, T., Toyoda, Y. & Tsutsui, S., 2005 Apr 1, In : Polymers for Advanced Technologies. 16, 4, p. 287-292 6 p.

Research output: Contribution to journalArticle

45 Citations (Scopus)

Electrochemical synthesis of a polypyrrole thin film with supercritical carbon dioxide as a solvent

Yan, H., Sato, T., Komago, D., Yamaguchi, A., Oyaizu, K., Yuasa, M. & Otake, K., 2005 Dec 20, In : Langmuir. 21, 26, p. 12303-12308 6 p.

Research output: Contribution to journalArticle

27 Citations (Scopus)

Formation of active sites for the NO + CO reaction over palladium catalysts supported on mesoporous silica

Yamaguchi, A., Hayashi, T., Oyaizu, K. & Yuasa, M., 2005 Jan 1, In : Bulletin of the Chemical Society of Japan. 78, 1, p. 192-194 3 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Highly stable gold(III) complex with a hydantoin ligand in alkaline media

Oyaizu, K., Ohtani, Y., Shiozawa, A., Sugawara, K., Saito, T. & Yuasa, M., 2005 Oct 3, In : Inorganic Chemistry. 44, 20, p. 6915-6917 3 p.

Research output: Contribution to journalArticle

27 Citations (Scopus)

Investigation of support materials for metalloporphyrins as oxygen reduction catalyst

Kitao, M., Oyaizu, K. & Yuasa, M., 2005 Dec 1, p. 4610-4611. 2 p.

Research output: Contribution to conferencePaper

In vivo measurement of superoxide anion radical by means of electrode modified with electropolymerized iron porphyrin

Tsutsui, S., Namba, M., Ishikawa, M., Eguchi, K., Yamaguchi, A., Oyaizu, K. & Yuasa, M., 2005 Dec 1. 1 p.

Research output: Contribution to conferencePaper

Modifying carbon particles with polypyrrole for adsorption of cobalt ions as electrocatatytic site for oxygen reduction

Yuasa, M., Yamaguchi, A., Itsuki, H., Tanaka, K., Yamamoto, M. & Oyaizu, K., 2005 Aug 23, In : Chemistry of Materials. 17, 17, p. 4278-4281 4 p.

Research output: Contribution to journalArticle

214 Citations (Scopus)

Novel approach for the preparation of metal containing mesoporous silica using solubilization of fatty acid salt

Yamaguchi, A., Yokoyama, M., Ogura, T., Oyaizu, K., Yuasa, M., Ohkubo, T., Sakai, H. & Abe, M., 2005 Mar 5, In : Chemistry Letters. 34, 3, p. 346-347 2 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Novel Functional Nano-size Nonionic Surfactant Particles on Which Cationic Metalloporphyrins are Absorbed; Preparation, Characterization, and Anti-oxidant Properties

Yuasa, M., Oyaizu, K., Hanyuu, Y., Kasahara, K. & Yamaguchi, A., 2005 Jan 1, In : Journal of oleo science. 54, 8, p. 465-471 7 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Optimization of carbon-supported polypyrrole complex as cathode catalyst for fuel cells

Oyaizu, K., Tanaka, K. & Yuasa, M., 2005 Dec 1, p. 4547-4548. 2 p.

Research output: Contribution to conferencePaper

Preparation of Liposomes Surface-Loaded with Cationic Manganese Porphyrins as SOD Mimics

Yuasa, M., Oyaizu, K., Ogata, A., Matsukura, N. & Yamaguchi, A., 2005 Jan 1, In : Journal of oleo science. 54, 4, p. 233-239 7 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Preparation of nanocarriers containing SOD mimics and their anticancer mechanism

Tamai, M., Araki, R., Hiraka, K., Asayama, S., Nagaoka, S., Hatsugai, T., Ogata, A., Oyaizu, K., Yuasa, M. & Kawakami, H., 2005 Dec 1. 1 p.

Research output: Contribution to conferencePaper

Preparation of size-controlled polymerizable vesicles and their application to hollow organic white pigments

Nakamura, Y., Shiba, Y., Yamaguchi, A., Oyaizu, K. & Yuasa, M., 2005 Dec 1. 1 p.

Research output: Contribution to conferencePaper

Properties of electropolymerized thiophene film 3-substituted with imidazolyl group

Kobayashi, T., Oyaizu, K. & Yuasa, M., 2005 Dec 1, p. 3353-3354. 2 p.

Research output: Contribution to conferencePaper

Structure and redox properties of electropolymerized film obtained from iron meso-tetrakis(3-thienyl)porphyrin

Yuasa, M., Oyaizu, K., Yamaguchi, A., Ishikawa, M., Eguchi, K., Kobayashi, T., Toyoda, Y. & Tsutsui, S., 2005 Aug 1, In : Polymers for Advanced Technologies. 16, 8, p. 616-621 6 p.

Research output: Contribution to journalArticle

29 Citations (Scopus)

Studies on polyphenylene ethers as coating binder

Shiba, Y., Yoshii, D., Yamaguchi, A., Oyaizu, K. & Yuasa, M., 2005 Dec 1. 1 p.

Research output: Contribution to conferencePaper

Synthesis and application of polycarboxylic acid by controlled oxidation of dextran

Nakamura, Y., Yoshii, D., Itou, Y., Oyaizu, K. & Yuasa, M., 2005 Dec 1. 1 p.

Research output: Contribution to conferencePaper

Synthesis and properties of water-soluble poly(phenylene ether)s

Yoshii, D., Shiba, Y., Yamaguchi, A., Oyaizu, K. & Yuasa, M., 2005 Dec 1. 1 p.

Research output: Contribution to conferencePaper

Synthesis of alkylsulfonio-porphyrin complexes and its anti-cancer and anti-oxidant properties

Komuro, M., Awa, R., Ito, Y., Yamaguchi, A., Oyaizu, K. & Yuasa, M., 2005 Dec 1. 1 p.

Research output: Contribution to conferencePaper

Synthesis of conductive polymers having nitrogen atoms as donor atoms and analysis of complexation process for metal irons

Iai, Y., Ikkanda, K., Tanaka, K., Yamaguchi, A., Oyaizu, K. & Yuasa, M., 2005 Dec 1. 1 p.

Research output: Contribution to conferencePaper

Synthesis of Hexameric Manganese Porphyrin as an SOD Mimic and SOD Activity

Yuasa, M., Oyaizu, K., Hanyuu, Y., Hayashi, T. & Yamaguchi, A., 2005 Jan 1, In : Journal of oleo science. 54, 9, p. 513-518 6 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Synthesis of iron /meso-tetrakis(2-thiofuryl)porphyrin complexes and evaluation of the superoxide sensor

Namba, M., Tsutsui, S., Ishikawa, M., Eguchi, K., Yamaguchi, A., Oyaizu, K. & Yuasa, M., 2005 Dec 1. 1 p.

Research output: Contribution to conferencePaper

Synthesis of new cobalt complex-modified carbon particles by electropolymerization and their catalytic oxygen reduction activities

Imai, T., Kitao, M., Yamaguchi, A., Oyaizu, K. & Yuasa, M., 2005 Dec 1. 1 p.

Research output: Contribution to conferencePaper

Synthesis of Polymeric Reconstituted Hemoglobins as Superoxide Dismutase Mimics Designed for Long-term Circulation Maintenance

Yuasa, M., Oyaizu, K., Hayashi, T. & Yamaguchi, A., 2005 Jan 1, In : Journal of oleo science. 54, 7, p. 413-418 6 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Water-soluble poly(phenylene ether) derivatives as environmentally benign and heat-resistant coating materials for paper

Shiba, Y., Yoshii, D., Oyaizu, K. & Yuasa, M., 2005 Dec, In : KOBUNSHI RONBUNSHU. 62, 12, p. 591-597 7 p.

Research output: Contribution to journalArticle

Open Access

Water-soluble PPE derivatives as advanced paper binder materials

Yoshii, D., Shiba, Y., Oyaizu, K. & Yuasa, M., 2005 Dec 1. 1 p.

Research output: Contribution to conferencePaper

2004

Electrocatalysis for dioxygen reduction by a μ-oxo decavanadium complex in alkaline medium and its application to a cathode catalyst in air batteries

Dewi, E. L., Oyaizu, K., Nishide, H. & Tsuchida, E., 2004 May 3, In : Journal of Power Sources. 130, 1-2, p. 286-290 5 p.

Research output: Contribution to journalArticle

21 Citations (Scopus)

Electron-transfer kinetics of nitroxide radicals as an electrode-active material

Suga, T., Pu, Y. J., Oyaizu, K. & Nishide, H., 2004 Dec 1, In : Bulletin of the Chemical Society of Japan. 77, 12, p. 2203-2204 2 p.

Research output: Contribution to journalArticle

110 Citations (Scopus)

Electroreduction of Oxygen at a Pt/C-Modified Electrode with a Cobaltporphyrin Complex

Shentu, B., Oyaizu, K. & Nishide, H., 2004 Feb 1, In : Bulletin of the Chemical Society of Japan. 77, 2, p. 401-405 5 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Linear Ladder-Type π-Conjugated Polymers Composed of Fused Thiophene Ring Systems

Oyaizu, K., Iwasaki, T., Tsukahara, Y. & Tsuchida, E., 2004 Feb 24, In : Macromolecules. 37, 4, p. 1257-1270 14 p.

Research output: Contribution to journalArticle

93 Citations (Scopus)

Liposomal surface-loading of water-soluble cationic iron(III) porphyrins as anticancer drugs.

Yuasa, M., Oyaizu, K., Horiuchi, A., Ogata, A., Hatsugai, T., Yamaguchi, A. & Kawakami, H., 2004, In : Molecular pharmaceutics. 1, 5, p. 387-389 3 p.

Research output: Contribution to journalArticle

30 Citations (Scopus)

Micellar cobaltporphyrin nanorods in alcohols

Yuasa, M., Oyaizu, K., Yamaguchi, A. & Kuwakado, M., 2004 Sep 15, In : Journal of the American Chemical Society. 126, 36, p. 11128-11129 2 p.

Research output: Contribution to journalArticle

57 Citations (Scopus)

New π-conjugated polyelectrolyte composed of alkylphenoxathiinium-type repeating units

Oyaizu, K., Mikami, T. & Tsuchida, E., 2004 Mar 23, In : Macromolecules. 37, 6, p. 2325-2327 3 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Preparation of a tetraphenylporphyrinatocobalt(II)-poly(3,4-azopyridylene) complex and its oxygen enrichment effect at an oxygen electrode

Shentu, B., Oyaizu, K. & Nishide, H., 2004 Nov 21, In : Journal of Materials Chemistry. 14, 22, p. 3308-3311 4 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)
2003

Alkylsulfonioarylene and thioarylene polymers derived from sulfonium electrophiles

Tsuchida, E. & Oyaizu, K., 2003 Jan 1, In : Bulletin of the Chemical Society of Japan. 76, 1, p. 15-47 33 p.

Research output: Contribution to journalReview article

24 Citations (Scopus)

Cationic polysulfonium membrane as separator in zinc-air cell

Dewi, E. L., Oyaizu, K., Nishide, H. & Tsuchida, E., 2003 Mar 27, In : Journal of Power Sources. 115, 1, p. 149-152 4 p.

Research output: Contribution to journalArticle

43 Citations (Scopus)

Convenient syntheses of methylsulfonioarylene and thioarylene polymers from 1,4-bis(methylsulfinyl)benzene

Oyaizu, K., Yonemaru, H., Iwasaki, T., Matsubara, R. & Tsuchida, E., 2003 Apr 1, In : Journal of Macromolecular Science - Pure and Applied Chemistry. 40 A, 4, p. 415-423 9 p.

Research output: Contribution to journalComment/debate

2 Citations (Scopus)

Coordination of BF4- to oxovanadium(V) complexes, evidenced by the redox potential of oxovanadium(IV/V) couples in CH2Cl2

Oyaizu, K., Dewi, E. L. & Tsuchida, E., 2003 Feb 24, In : Inorganic Chemistry. 42, 4, p. 1070-1075 6 p.

Research output: Contribution to journalArticle

20 Citations (Scopus)

Crystal structure and reactivity of a five-coordinate chloroiron(III) complex with a bulky tetradentate Schiff base ligand

Oyaizu, K. & Tsuchida, E., 2003 Nov 20, In : Inorganica Chimica Acta. 355, p. 414-419 6 p.

Research output: Contribution to journalArticle

24 Citations (Scopus)

Depolymerization of poly(2,6-dimethyl-1,4-phenylene oxide) under oxidative conditions

Saito, K., Masuyama, T., Oyaizu, K. & Nishide, H., 2003 Sep 5, In : Chemistry - A European Journal. 9, 17, p. 4240-4246 7 p.

Research output: Contribution to journalArticle

28 Citations (Scopus)

Four-electron reduction of dioxygen catalyzed by a decavanadium complex

Dewi, E. L., Oyaizu, K. & Tsuchida, E., 2003 Jan 10, In : Inorganica Chimica Acta. 342, p. 316-318 3 p.

Research output: Contribution to journalArticle

9 Citations (Scopus)

Heteropolyacene with thianthrenium ring systems proving π electron delocalization over S atoms

Oyaizu, K., Matsubara, R., Iwasaki, T. & Tsuchida, E., 2003 Jul 1, In : Journal of Macromolecular Science - Pure and Applied Chemistry. 40 A, 7, p. 655-670 16 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)