• 6254 Citations
  • 40 h-Index
1991 …2020

Research output per year

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Research Output

2009

An aqueous, electrolyte-type, rechargeable device utilizing a hydrophilic radical polymer-cathode

Koshika, K., Sano, N., Oyaizu, K. & Nishide, H., 2009 Nov 24, In : Macromolecular Chemistry and Physics. 210, 22, p. 1989-1995 7 p.

Research output: Contribution to journalArticle

56 Citations (Scopus)

An ultrafast chargeable polymer electrode based on the combination of nitroxide radical and aqueous electrolyte

Koshika, K., Sano, N., Oyaizu, K. & Nishide, H., 2009 Mar 30, In : Chemical Communications. 7, p. 836-838 3 p.

Research output: Contribution to journalArticle

113 Citations (Scopus)

A rechargeable battery based on hydrophilic radical polymer electrode and its green assessment

Koshika, K., Kitajima, M., Oyaizu, K. & Nishide, H., 2009 Dec 1, In : Green Chemistry Letters and Reviews. 2, 3, p. 169-174 6 p.

Research output: Contribution to journalLetter

6 Citations (Scopus)

Chiral alkylated poly(m-phenylene)s: Optical activity and thermal stability of helical structures

Sone, R., Takemura, I., Oyaizu, K. & Nishide, H., 2009 May 1, In : Synthetic Metals. 159, 9-10, p. 925-930 6 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Emerging n-type redox-active radical polymer for a totally organic polymer-based rechargeable battery

Suga, T., Ohshiro, H., Ugita, S., Oyaizu, K. & Nishide, H., 2009 Apr 27, In : Advanced Materials. 21, 16, p. 1627-1630 4 p.

Research output: Contribution to journalArticle

249 Citations (Scopus)

Environmentally benign batteries based on organic radical polymers

Nishide, H., Koshika, K. & Oyaizu, K., 2009 Dec 1, In : Pure and Applied Chemistry. 81, 11, p. 1961-1970 10 p.

Research output: Contribution to journalArticle

55 Citations (Scopus)

Macrocycles for Fuel Cell Cathodes

Oyaizu, K., Murata, H. & Yuasa, M., 2009 Jan 1, Springer Series in Materials Science. Springer Verlag, p. 139-162 24 p. (Springer Series in Materials Science; vol. 111).

Research output: Chapter in Book/Report/Conference proceedingChapter

1 Citation (Scopus)

Radical polymers for organic electronic devices: A radical departure from conjugated polymers?

Oyaizu, K. & Nishide, H., 2009 Jun 12, In : Advanced Materials. 21, 22, p. 2339-2344 6 p.

Research output: Contribution to journalArticle

271 Citations (Scopus)

Synthesis of poly(oxoammonium salt)s and their electrical properties in the organic thin film device

Suga, T., Takeuchi, S., Ozaki, T., Sakata, M., Oyaizu, K. & Nishide, H., 2009 Dec 28, In : Chemistry Letters. 38, 12, p. 1160-1161 2 p.

Research output: Contribution to journalArticle

22 Citations (Scopus)
2008

Construction of manganese porphyrin modified hemoglobin complex and its antioxidant activities

Murata, H., Ito, Y., Shimpo, T., Oyaizu, K. & Yuasa, M., 2008 Apr 1, In : KOBUNSHI RONBUNSHU. 65, 4, p. 277-282 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Facilitated oxygen transport through a Nafion membrane containing cobaltporphyrin as a fixed oxygen carrier

Shoji, M., Oyaizu, K. & Nishide, H., 2008 Dec 8, In : Polymer. 49, 26, p. 5659-5664 6 p.

Research output: Contribution to journalArticle

25 Citations (Scopus)

Nernstian adsorbate-like bulk layer of organic radical polymers for high-density charge storage purposes

Oyaizu, K., Ando, Y., Konishi, H. & Nishide, H., 2008 Nov 5, In : Journal of the American Chemical Society. 130, 44, p. 14459-14461 3 p.

Research output: Contribution to journalArticle

141 Citations (Scopus)

Preparation of pH-sensitive liposomes retaining SOD mimic and their anticancer effect

Hiraka, K., Kanehisa, M., Tamai, M., Asayama, S., Nagaoka, S., Oyaizu, K., Yuasa, M. & Kawakami, H., 2008 Nov 15, In : Colloids and Surfaces B: Biointerfaces. 67, 1, p. 54-58 5 p.

Research output: Contribution to journalArticle

29 Citations (Scopus)

Reduction of 2,3,5-triphenyl-2H-tetrazolium chloride in the presence of polyelectrolytes containing 4-styrenesulfonate moieties

Moreno-Villoslada, I., Soto, M., González, F., Montero-Silva, F., Hess, S., Takemura, I., Oyaizu, K. & Nishide, H., 2008 May 1, In : Journal of Physical Chemistry B. 112, 17, p. 5350-5354 5 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)

Synthesis and characterization of radical-bearing polyethers as an electrode-active material for organic secondary batteries

Oyaizu, K., Suga, T., Yoshimura, K. & Nishide, H., 2008 Sep 23, In : Macromolecules. 41, 18, p. 6646-6652 7 p.

Research output: Contribution to journalArticle

93 Citations (Scopus)

Synthesis and properties of poly(phenylene ether) diblock copolymers bearing acid substituents

Oyaizu, K., Murata, H., Yoshii, D., Ishikawa, T. & Yuasa, M., 2008 Feb 1, In : KOBUNSHI RONBUNSHU. 65, 2, p. 145-149 5 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Synthesis of poly (2,6-dimethyl-1,4-phenylene oxide) by double-step polymerization in supercritical carbon dioxide

Murata, H., Sato, T., Oyaizu, K., Furuya, T., Takebayashi, Y., Yoda, S., Otake, K. & Yuasa, M., 2008 Nov 1, In : KOBUNSHI RONBUNSHU. 65, 11, p. 688-694 7 p.

Research output: Contribution to journalArticle

Synthesis of six-coordination proximal base conjugation iron (III) porphyrin complexes and evaluation as a superoxide sensor

Yuasa, M., Oyaizu, K., Murata, H., Toyoda, Y., Namba, M. & Shitara, M., 2008 May 1, In : KOBUNSHI RONBUNSHU. 65, 5, p. 349-354 6 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Totally organic polymer-based electrochromic cell using TEMPO-substituted polynorbornene as a counter electrode-active material

Takahashi, Y., Hayashi, N., Oyaizu, K., Honda, K. & Nishide, H., 2008 Oct 20, In : Polymer Journal. 40, 8, p. 763-767 5 p.

Research output: Contribution to journalArticle

65 Citations (Scopus)

Toward flexible batteries

Nishide, H. & Oyaizu, K., 2008 Feb 8, In : Science. 319, 5864, p. 737-738 2 p.

Research output: Contribution to journalShort survey

818 Citations (Scopus)
2007

Antioxidant and anticancer properties of metalloporphyrins embedded in liposomes

Yuasa, M., Oyaizu, K., Murata, H., Sahara, Y., Hatsugai, T. & Ogata, A., 2007, In : Journal of oleo science. 56, 2, p. 87-93 7 p.

Research output: Contribution to journalArticle

Open Access
7 Citations (Scopus)

Battery-inspired, nonvolatile, and rewritable memory architecture: A radical polymer-based organic device

Yonekuta, Y., Susuki, K., Oyaizu, K., Honda, K. & Nishide, H., 2007 Nov 21, In : Journal of the American Chemical Society. 129, 46, p. 14128-14129 2 p.

Research output: Contribution to journalArticle

104 Citations (Scopus)

Electrocatalytic activities for the reduction of oxygen of carbon particles modified with polypyrrole including various metal ions as electrocatalytic sites

Yuasa, M., Oyaizu, K., Murata, H., Tanaka, K., Yamamoto, M. & Sasaki, S., 2007 Oct, In : Electrochemistry. 75, 10, p. 800-806 7 p.

Research output: Contribution to journalArticle

Open Access
11 Citations (Scopus)

Electrochemical synthesis of polyaniline film in supercritical carbon dioxide as a solvent

Murata, H., Oyaizu, K., Hoshino, M., Yokota, Y. & Yuasa, M., 2007 Nov 1, In : KOBUNSHI RONBUNSHU. 64, 11, p. 812-816 5 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Fabrication of sensor for reactive oxygen species using gold electrodes modified with electropolymerized porphyrins and application for detection of stress of plants

Yuasa, M., Oyaizu, K., Murata, H., Kobayashi, T. & Kobayashi, C., 2007, In : Journal of oleo science. 56, 2, p. 81-86 6 p.

Research output: Contribution to journalArticle

Open Access
4 Citations (Scopus)

Low-energy driven electrochromic devices using radical polymer as transparent counter electroactive material

Takahashi, Y., Oyaizu, K., Honda, K. & Nishide, H., 2007 Sep 10, In : Journal of Photopolymer Science and Technology. 20, 1, p. 29-34 6 p.

Research output: Contribution to journalArticle

17 Citations (Scopus)

pH-Sensitive liposome retaining Fe-porphyrin as SOD mimic for novel anticancer drug delivery system

Kawakami, H., Hiraka, K., Tamai, M., Horiuchi, A., Ogata, A., Hatsugai, T., Yamaguchi, A., Oyaizu, K. & Yuasa, M., 2007 Jan 1, In : Polymers for Advanced Technologies. 18, 1, p. 82-87 6 p.

Research output: Contribution to journalArticle

11 Citations (Scopus)

Quantitative analysis of active oxygen species by potentiometry

Yuasa, M., Oyaizu, K., Murata, H., Eguchi, K. & Toyoda, Y., 2007 Feb 1, In : KOBUNSHI RONBUNSHU. 64, 2, p. 90-95 6 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Radical battery: A paper-like polymer-based rechargeable device

Nishide, H., Suga, T. & Oyaizu, K., 2007 Dec 31, 234th ACS National Meeting, Abstracts of Scientific Papers. (ACS National Meeting Book of Abstracts).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Structural implication of oxoammonium cations for reversible organic one-electron redox reaction to nitroxide radicals

Yonekuta, Y., Oyaizu, K. & Nishide, H., 2007 Jul 5, In : Chemistry Letters. 36, 7, p. 866-867 2 p.

Research output: Contribution to journalArticle

64 Citations (Scopus)

Synthesis of cationic manganese porphyrin bearing alkylsulfonio groups and evaluation of their antioxidant activities

Yuasa, M., Oyaizu, K., Murata, H., Komuro, M., Awa, R. & Ohkubo, A., 2007, In : Journal of oleo science. 56, 2, p. 95-101 7 p.

Research output: Contribution to journalArticle

Open Access
3 Citations (Scopus)

Synthesis of cobalt complex using pyrrole derivative with basic ligand and application to cathodic catalyst for oxygen reduction

Murata, H., Iai, Y., Otake, T., Oyaizu, K., Kozawa, K. & Yuasa, M., 2007 Dec, In : Electrochemistry. 75, 12, p. 964-968 5 p.

Research output: Contribution to journalArticle

Open Access
2 Citations (Scopus)
2006

Catalytic oxygen reduction activities of cobalt porphyrin substituted polythiophene membrane

Imai, T., Murata, H., Oyaizu, K. & Yuasa, M., 2006 Dec 1. 1 p.

Research output: Contribution to conferencePaper

Controlled oxidation of dextran for evolution of polyether segment bearing pendant carboxyl groups for corrosion inhibition applications

Oyaizu, K., Yamaguchi, A., Hayashi, T., Nakamura, Y., Yoshii, D., Ito, Y. & Yuasa, M., 2006 Jun 19, In : Polymer Journal. 38, 4, p. 343-348 6 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Electropolymerization of thiophene having porphyrin group and its application to superoxide sensor

Hoshino, M., Murata, H., Oyaizu, K. & Yuasa, M., 2006 Dec 1. 1 p.

Research output: Contribution to conferencePaper

Fabrication of electrodes for highly sensitive detection of a superoxide anion radical by electropolymerization of thienylporphyrins in the presence of thiophene and application to active oxygen sensors

Yuasa, M., Oyaizu, K., Murata, H., Ishikawa, M., Tsutsui, S. & Namba, M., 2006 Jun 1, In : KOBUNSHI RONBUNSHU. 63, 6, p. 427-431 5 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Highly stable polymerizable vesicles in anionic surfactant/ammonium salt mixtures in the presence of cross-linking monomers for convenient preparation of hollow nanospheres

Oyaizu, K., Shiba, Y., Nakamura, Y. & Yuasa, M., 2006 Jun 6, In : Langmuir. 22, 12, p. 5261-5265 5 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Improved activity of cathode catalysts for fuel cells by optimizing the conditions for preparation of carbon particles modified with cobalt-polyrrole complex

Yuasa, M., Oyaizu, K., Murata, H., Tanaka, K. & Yamamoto, M., 2006 Sep 1, In : KOBUNSHI RONBUNSHU. 63, 9, p. 601-606 6 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

Investigation of carbon materials as supports for metalloporphyrins used for cathode catalyst in fuel cells

Yuasa, M., Oyaizu, K., Murata, H., Kitao, M. & Fujita, K., 2006 Sep 1, In : KOBUNSHI RONBUNSHU. 63, 9, p. 607-612 6 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

Non-cyanide electroless gold plating using polyphenols as reducing agents

Ohtani, Y., Horiuchi, A., Yamaguchi, A., Oyaizu, K. & Yuasa, M., 2006 Apr 10, In : Journal of the Electrochemical Society. 153, 1, p. C63-C66

Research output: Contribution to journalArticle

10 Citations (Scopus)

Novel electrocatalysts for oxygen reduction using cobaltporphyrins that undergo facile electropolymerization

Yuasa, M., Oyaizu, K., Yamaguchi, A., Imai, T. & Kitao, M., 2006 Mar 1, In : KOBUNSHI RONBUNSHU. 63, 3, p. 182-188 7 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)

Polymerizable vesicles as heat isolating materials

Shiba, Y., Nakamura, Y., Oyaizu, K. & Yuasa, M., 2006 Oct 19. 1 p.

Research output: Contribution to conferencePaper

Preparation of electropolymerized film of metalloporphyrins and application to electrocatalysts

Hoshino, M., Komago, D., Oyaizu, K., Otake, K. & Yuasa, M., 2006 Oct 18. 1 p.

Research output: Contribution to conferencePaper

Preparation of novel conductive polymer ligand-coated carbon particles by electropolymerization of pyridylthiophene and application as metal complex catalysts for oxygen reduction

Oyaizu, K., Yamaguchi, A., Iai, Y., Tanaka, K. & Yuasa, M., 2006 Mar 1, In : KOBUNSHI RONBUNSHU. 63, 3, p. 189-195 7 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Surface-modified mesoporous silicas as recyclable adsorbents of an endocrine disrupter, bisphenol A

Yamaguchi, A., Awano, T., Oyaizu, K. & Yuasa, M., 2006 Jun 1, In : Journal of Nanoscience and Nanotechnology. 6, 6, p. 1689-1694 6 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Synthesis and characterization of a π-conjugated hybrid of oligothiophene and porphyrin

Oyaizu, K., Hoshino, M., Ishikawa, M., Imai, T. & Yuasa, M., 2006 Sep 15, In : Journal of Polymer Science, Part A: Polymer Chemistry. 44, 18, p. 5403-5412 10 p.

Research output: Contribution to journalArticle

7 Citations (Scopus)

Synthesis and polymerization mechanism of poly(phenylene ether) diblock copolymers

Yoshii, D., Murata, H., Oyaizu, K. & Yuasa, M., 2006 Dec 1. 1 p.

Research output: Contribution to conferencePaper

1 Citation (Scopus)

Synthesis and properties of novel antioxidant using reconstituted and polymerized hemoglobin

Ito, Y., Takeda, T., Oyaizu, K. & Yuasa, M., 2006 Oct 19. 1 p.

Research output: Contribution to conferencePaper

Synthesis and structure of poly(phenylene ether) copolymers based on polymerization-depolymerization mechanism

Yoshii, D., Oyaizu, K. & Yuasa, M., 2006 Oct 18. 1 p.

Research output: Contribution to conferencePaper

1 Citation (Scopus)

Synthesis of pluronic F88/poly(L-lactic acid) block copolymers and preparation of vesicles

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

Research output: Contribution to conferencePaper