Original Papers - Full List

217. K. Hatakeyama-Sato, T. Tezuka, M. Umeki, K. Oyaizu,* “AI-assisted Exploration of Superionic Glass-type Li+ Conductors with Aromatic Structures”, J. Am. Chem. Soc., 142, 3301-3305 (2020). DOI: 10.1021/jacs.9b11442

216. Y. Wang, R. Nakamura, T. Suga,* S. Li, Y. Ohki, H. Nishide, K. Oyaizu,* “Facile Synthesis of Isotactic Polyacrylonitrile via Template Polymerization in Interlayer Space for Dielectric Energy Storage”, ACS Appl. Polym. Mater., 2, 775-781 (2020). DOI: 10.1021/acsapm.9b01074

215. K. Hatakeyama-Sato, S. Kimura, S. Matsumoto, K. Oyaizu,* “Facile Synthesis of Poly(glycidyl ether)s with Ionic Pendant Groups by Thiol-ene Reactions”, Macromol. Rapid Commun., 41, 1900399 (2020). DOI: 10.1002/marc.201900399

213. K. Suwa, K. Oyaizu, H. Segawa, H. Nishide, “Anti-oxidizing Radical Polymer-incorporated Perovskite Layers and Their Photovoltaic Characteristics”, ChemSusChem, 12, 5207-5212 (2019). DOI: 10.1002/cssc.201901601

212. K. Hatakeyama-Sato, T. Masui, T. Serikawa, Y. Sasaki, W. Choi, S. -G. Doo, H. Nishide,* K. Oyaizu*, “Non-conjugated Redox-active Polymer Mediators for Rapid Electrocatalytic Charging of Lithium Metal Oxides”, ACS Appl. Energy Mater., 2, 6375-6382 (2019). DOI: 10.1021/acsaem.9b01007

211. Y. Wang, M. Shoda, A. Hisama, K. Oyaizu,* H. Nishide,* “Oxygen Scavenging and Oxygen Barrier Poly(1,2-butadiene) Films Containing an Iron-complex Catalyst”, Macromol. Chem. Phys., 2019, 1900294. DOI: 10.1002/macp.201900294

210. K. Oka, C. Strietzel, R. Emanuelsson, H. Nishide, K. Oyaizu,* M. Strømme, M. Sjödin,* “Characterization of PEDOT-quinone Conducting Redox Polymers in Water-in-salt Electrolytes for Safe and High-Energy Li-Ion Batteries”, Electrochem. Commun., 105, 106489 (2019). DOI: 10.1016/j.elecom.2019.106489

209. R. Kato, K. Oka, K. Yoshimasa, M. Nakajima, H. Nishide,* K. Oyaizu,* “Reversible Hydrogen Releasing and Fixing with Poly(vinylfluorenol) through a Mild Ir-Catalyzed Dehydrogenation and Electrochemical Hydrogenation”, Macromol. Rapid Commun., 2019, 1900139. DOI: 10.1002/marc.201900139

208. K. Hatakeyama-Sato, R. Ichinoi, Y. Sasada, Y. Sasaki, K. Oyaizu,* H. Nishide,* “n-Type Redox-active Benzoylpyridinium-substituted Supramolecular Gel for an Organogel-based Rechargeable Device”, Chem. Lett., 48, 555-557 (2019). DOI: 10.1246/cl.190085

207. W. Okada, T. Suga, K. Oyaizu, H. Segawa, H. Nishide,* “Perovskite/TiO2 Interface Passivation Using Poly(vinylcarbazole) and Fullerene for the Photovoltaic Conversion Efficiency of 21%”, ACS Appl. Energy Mater., 2, 2848-2853 (2019). DOI: 10.1021/acsaem.9b00162

206. S. Perticarari, E. Grange, T. Doizy, E. Quarez, K. Oyaizu, D. Guyomard, P. Poizot,* F. Odobel,* J. Gaubicher,* “Full Organic Aqueous Battery Based on TEMPO Small Molecule with Millimeter-thick Electrodes”, Chem. Mater., 31, 1869-1880 (2019). DOI: 10.1021/acs.chemmater.8b03282

205. L. Wylie, R. Kempt, T. Heine, K. Oyaizu, A. Karton, M. Yoshizawa-Fujita, E. I. Izgorodina,* “Toward Improved Performance of All-organic Nitroxide Radical Batteries with Ionic Liquids: A Theoretical Perspective”, ACS Sustainable Chem. Eng., 7, 5367-5375 (2019). DOI: 10.1021/acssuschemeng.8b06393

204. K. Hatakeyama-Sato, H. Wakamatsu, K. Yamagishi, T. Fujie, S. Takeoka, K. Oyaizu,* H. Nishide,* “Ultrathin and Stretchable Rechargeable Devices with Organic Polymer Nanosheets Conformable to Skin Surface”, Small, 15, 1805296 (2019). DOI: 10.1002/smll.201805296

203. K. Hatakeyama-Sato, T. Nagano, S. Noguchi, Y. Sugai, J. Du, H. Nishide, K. Oyaizu,* “Hydrophilic Organic Redox-active Polymer Nanoparticles for Higher Energy Density Flow Batteries”, ACS Applied Polym. Mater., 1, 188-196 (2019). DOI: 10.1021/acsapm.8b00074

202. K. Hatakeyama-Sato, T. Tezuka, Y. Nishikitani, H. Nishide, K. Oyaizu,* “Synthesis of Lithium-ion Conducting Polymers Designed by Machine Learning-based Prediction and Screening”, Chem. Lett.(Editor's Choice), 48, 130-132 (2019). DOI: 10.1246/cl.180847 (Open Access)

201. H. Maruo, Y. Sasaki, K. Harada, K. Suwa, K. Oyaizu, H. Segawa, K. Carter, H. Nishide,* “Hole-transporting Diketopyrrolopyrrole-thiophene Polymers and their Additive-free Application for a Perovskite-type Solar Cell with an Efficiency of 16.3%”, Polym. J., 51, 91-96 (2019). DOI: 10.1038/s41428-018-0116-9

200. K. Oka, R. Kato, K. Oyaizu, H. Nishide,* “Poly(vinyldibenzothiophenesulfone): Its Redox Capability at Very Negative Potential Toward an All-organic Rechargeable Device with High-energy Density”, Adv. Funct. Mater., 28, 1805858 (2018). DOI: 10.1002/adfm.201805858

199. K. Suwa, S. Tanaka, K. Oyaizu, H. Nishide,* “Arylamine Polymers Prepared via Facile Paraldehyde Addition Condensation: an Effective Hole-transporting Material for Perovskite Solar Cells”, Polym. Int., 67, 670-674 (2018).DOI: 10.1002/pi.5545

198. K. Sato, H. Wakamatsu, R. Katagiri, K. Oyaizu,* H. Nishide,* “An Ultrahigh Output Rechargeable Electrode of a Hydrophilic Radical Polymer/nanocarbon Hybrid with an Exceptionally Large Current Density beyond 1 A cm−2”, Adv. Mater., 30, 1800900 (2018). DOI: 10.1002/adma.201800900

197. Y. Nishikitani,* T. Cho, S. Uchida, S. Nishimura, K. Oyaizu, H. Nishide, “Polymer-based White-light-emitting Electrochemical Cells with Very High Color-rendering Index Based on Blue-green Fluorescent Polyfluorenes and Red-phosphorescent Iridium Complexes”, ChemPlusChem., 83, 463-469 (2018). DOI: 10.1002/cplu.201800198

196. T. Kawai, S. Nakao, H. Nishide,* K. Oyaizu,* “Poly(diphenanthrenequinone-substituted norbornene) for Long Life and Efficient Lithium Battery Cathodes”, Bull. Chem. Soc. Jpn., 91, 721-727 (2018). DOI: 10.1246/bcsj.20170420

195. K. Sato, R. Ichinoi, R. Mizukami, T. Serikawa, Y. Sasaki, J. Lutkenhaus, H. Nishide,* K. Oyaizu,* “Diffusion-cooperative Model for Charge Transport by Redox-active Nonconjugated Polymers”, J. Am. Chem. Soc., 140, 1049-1056 (2018). DOI: 10.1021/jacs.7b11272

194. H. Maruo, S. Tanaka, M. Takamura, K. Oyaizu, H. Segawa, H. Nishide,* “Oxoammonium Cation of TEMPO: A Very Efficient Dopant for Hole-transporting Triaryl Amines in a Perovskite Solar Cell”, MRS Commun., 8, 122-126 (2018). DOI: 10.1557/mrc.2017.135

193. Y. Nishikitani,* D. Takizawa, S. Uchida, Y. Lu, S. Nishimura, K. Oyaizu, H. Nishide, “Ag Nanocluster-based Color Converters for White Organic Light-Emitting Devices”, J. Appl. Phys., 122, 184302 (2017). DOI: 10.1063/1.4995671

192. Y. Nishikitani,* K. Suga, S. Uchida, S. Nishimura, K. Oyaizu, H. Nishide, “High-color-rendering-index White Polymer Light-emitting Electrochemical Cells Based on Ionic Host-guest Systems: Utilization of Blend Films of Blue-fluorescent Cationic Polyfluorenes and Red-phosphorescent Cationic Iridium Complexes”, Org. Electron., 51, 168-172 (2017). DOI: 10.1016/j.orgel.2017.09.003

191. K. Sato, T. Mizuma, H. Nishide,* K. Oyaizu,* “Command Surface of Self-organizing Structures by Radical Polymers with Cooperative Redox Reactivity”, J. Am. Chem. Soc., 139, 13600-13603 (2017). DOI: 10.1021/jacs.7b06879

190. K. Sato, T. Yamasaki, H. Nishide, K. Oyaizu,* “Grafted Radical Polymer Brush for Surface-driven Switching of Chiral Nematic Liquid Crystals”, Polym. J., 49, 691-693 (2017). DOI: 10.1038/pj.2017.43

189. Y. Sasada, R. Ichinoi, K. Oyaizu, H. Nishide,* “Supramolecular Organic Radical Gels Formed with 2,2,6,6-Tetramethylpiperidin-1-oxyl-substituted Cyclohexanediamines: A Very Efficient Charge-transporting and -Storable Soft Material”, Chem. Mater., 29, 5942-5947 (2017). DOI: 10.1021/acs.chemmater.7b01476

188. R. Kato, T. Oya, Y. Shimazaki, K. Oyaizu, H. Nishide,* “A Hydrogen-storing Quinaldine Polymer: Nickel-electrodeposition-assisted Hydrogenation and Subsequent Hydrogen Evolution”, Polym. Int., 66, 647-652 (2017). DOI: 10.1002/pi.5327

187. K. Sato, S. Uchida, S. Toriyama, S. Nishimura, K. Oyaizu, H. Nishide, Y. Nishikitani,* “Low-cost, Organic Light-emitting Electrochemical Cells with Mass-producible Nanoimprinted Substrates Made Using Roll-to-roll Methods”, Adv. Mater. Technol., 1600293 (2017). DOI: 10.1002/admt.201600293

186. K. Sato, R. Mizukami, T. Mizuma, H. Nishide,* K. Oyaizu,* “Synthesis of Dimethyl-substituted Polyviologen and Control of Charge Transport in Electrodes for High-resolution Electrochromic Displays”, Polymers, 9, 86 (2017). DOI: 10.3390/polym9030086

185. F. Aida, N. Takasu, Y. Takatori, H. Nishide,* K. Oyaizu,* “Synthesis of Highly Crystallized Poly(1,4-phenylene sulfide) via Oxygen-oxidative Polymerization of Diphenyl Disulfide”,Bull. Chem. Soc. Jpn., 90, 843-846 (2017). DOI: 10.1246/bcsj.20170055

184. K. Sato, R. Katagiri, N. Chikushi, S. Lee, K. Oyaizu, J.-S. Lee, H. Nishide,* “Totally Organic-based Bendable Rechargeable Devices Composed of Hydrophilic Redox Polymers and Aqueous Electrolyte”, Chem. Lett., 46, 693-694 (2017). DOI: 10.1246/cl.170111

183. H. Tokue, T. Murata, H. Agatsuma, H. Nishide,* K. Oyaizu,* “Charge-discharge with Rocking-chair-type Li+Migration Characteristics in a Zwitterionic Radical Copolymer Composed of TEMPO and Trifluoromethanesulfonylimide with Carbonate Electrolytes for a High-rate Li-Ion Battery”, Macromolecules, 50, 1950-1958 (2017). DOI: 10.1021/acs.macromol.6b02404

182. H. Tokue, K. Kakitani, H. Nishide,* K. Oyaizu,* “Redox Mediation through TEMPO-substituted Polymer with Nanogap Electrodes for Electrochemical Amplification”, Chem. Lett., 46, 647-650 (2017). DOI: 10.1246/cl.170055

181. H. Tokue, K. Kakitani, H. Nishide,* K. Oyaizu,* “Electrochemical Current Rectification with Cross Reaction at a TEMPO/viologen-substituted Polymer Thin-layer Heterojunction”, RSC Adv., 6, 99195-99201 (2016). DOI: 10.1039/c6ra23124a

180. R. Kato, K. Yoshimasa, T. Egashira, T. Oya, K. Oyaizu, H. Nishide,* “A Ketone/alcohol Polymer for Cycle of Electrolytic Hydrogen-fixing with Water and -releasing under Mild Conditions”,Nature Commun., 7, 13032 (2016). DOI: 10.1038/ncomms13032 (Open Access)

179. M. Suzuka, N. Hayashi, T. Sekiguchi, K. Sumioka, M. Takata, N. Hayo, H. Ikeda, K. Oyaizu, H. Nishide,* “A Quasi-solid State DSSC with 10.1% Efficiency through Molecular Design of the Charge-Separation and -Transport”, Sci. Rep., 6, 28022 (2016). DOI: 10.1038/srep28022

178. Z. Meng, K. Sato, T. Sukegawa, K. Oyaizu,* C.-L. Ho,* J. Xiang, Y.-H. Feng, Y. H. Lo,* H. Nishide,* W.-Y. Wong,* “Metallopolyyne Polymers with Ferrocenyl Pendant Ligands as Cathode-active Materials for Organic Battery Application”, J. Organomet. Chem., 812, 51-55 (2016). DOI: 10.1016/j.jorganchem.2015.11.019

177. Y. Sasada, S. J. Langford,* K. Oyaizu, H. Nishide,* “Poly(norbornyl-NDIs) as a Potential Cathode-active Material in Rechargeable Charge Storage Devices”, RSC Adv., 6, 42911-42916 (2016). DOI: 10.1039/C6RA06103F

176. F. Aida, Y. Takatori, D. Kiyokawa, K. Nagamatsu, K. Oyaizu,* H. Nishide,* “Enhanced Catalytic Activity of Oxovanadium Complexes in Oxidative Polymerization of Diphenyl Disulfide”, Polym. Chem., 7, 2087-2091 (2016). DOI: 10.1039/c5py01980j

175. J. Xiang, K. Sato, H. Tokue, K. Oyaizu,* C.-L. Ho,* H. Nishide,* W.-Y. Wong,* M. Wei,* “Synthesis and Charge-discharge Properties of Organometallic Copolymers of Ferrocene and Triphenylamine as Cathode Active Materials for Organic-battery Applications”, Eur. J. Inorg. Chem., 2016, 1030-1035 (2016). DOI: 10.1002/ejic.201501169

174. K. Sato, T. Yamasaki, T. Mizuma, K. Oyaizu,* H. Nishide,* “Dynamic Switching of Ionic Conductivity by Cooperative Interaction of Polyviologen and Liquid Crystals for Efficient Charge Storage”, J. Mater. Chem. A, 4, 3249-3252 (2016). DOI: 10.1039/c6ta00320f

173. F. Aida, S. Yamaguchi, Y. Takatori, K. Nagamatsu, D. Kiyokawa, K. Oyaizu,* H. Nishide,* “Vanadyl-TrBR4-Catalyzed Oxidative Polymerization of Diphenyl Disulfide”, Macromol. Chem. Phys., 216, 1850-1855 (2015). DOI: 10.1002/macp.201500154

172. M. Suzuka, S. Hara, T. Sekiguchi, K. Oyaizu, H. Nishide,* “Polyviologen as the Charge-storage Electrode of an Aqueous Electrolyte- and Organic-based Dye-sensitized Solar Cell”, Polymer, 68, 353-357 (2015). DOI: 10.1016/j.polymer.2015.02.044

171. K. Takahashi, K. Korolev, K. Tsuji, K. Oyaizu, H. Nishide,* E. Bryuzgin, A. Navrotskiy,* I. Novakov, “Facile Grafting-onto-preparation of Block Copolymers of TEMPO and Glycidyl Methacrylates on an Oxide Substrate as an Electrode-active Layer”, Polymer, 68, 310-314 (2015). DOI: 10.1016/j.polymer.2015.02.043

170. F. Aida, Y. Takatori, D. Kiyokawa, K. Nagamatsu, H. Nishide,* K. Oyaizu,* “Poly(1,4-phenylene sulfide) (PPS) Synthesis via Oxidative Polymerization of Diphenyl Disulfide: Mechanistic Insight into the Selective Formation of 1,4-Thiophenylene Chain”, Chem. Lett., 44, 767-769 (2015). DOI: 10.1246/cl.150146

169. K. Sato, T. Sukegawa, K. Oyaizu,* H. Nishide,* “Synthesis of Poly(TEMPO-substituted Glycidyl Ether) by Utilizing t-BuOK/18-crown-6 for an Organic Cathode-active Material”, Macromol. Symp., 351, 90-96 (2015). DOI: 10.1002/masy.201300224

168. Y. Nishikami, T. Konishi, R. Omoda, Y. Aihara, K. Oyaizu,* H. Nishide,* “Oxygen-enriched Electrolytes Based on Perfluorochemials for High-capacity Lithium-oxygen Battery”, J. Mater. Chem. A, 3, 10845-10850 (2015). DOI: 10.1039/c5ta02219c

167. T. Kawai, K. Oyaizu,* H. Nishide,* “High-density and Robust Charge Storage with Poly(anthraquinone-substituted norbornene) for Organic Electrode-active Materials in Polymer-air Secondary Batteries”, Macromolecules, 48, 2429-2434 (2015). DOI: 10.1021/ma502396r

166. H. Maruo, K. Oyaizu, H. Nishide,* “Electrochemical Formation of a Polyviologen-ZnO Composite with an Efficient Charging Capability”, Chem. Lett., 44, 393-395 (2015). DOI: 10.1246/cl.141125

165. K. Oyaizu,* H. Tatsuhira, H. Nishide,* “Facile Charge Transport and Storage by a TEMPO-populated Redox Mediating Polymer Integrated with Polyaniline as Electrical Conducting Path”, Polym. J., 47, 212-219 (2015). DOI: 10.1038/pj.2014.124

164. T. Sukegawa, K. Sato, K. Oyaizu,* H. Nishide,* “Efficient Charge Transport of a Radical Polyether/SWCNT Composite Electrode for an Organic Radical Battery with High Charge-storage Density”, RSC Adv., 5, 15448-15452 (2015). DOI: 10.1039/c4ra15949g

163. M. Suzuka, S. Hara, T. Sekiguchi, K. Oyaizu, H. Nishide,* “Kinetic Control of Electron Transfer at Doped Zinc Oxide/redox-active Molecule Interface for Photocurrent Rectification”,Chem. Lett., 44, 41-43 (2015). DOI: 10.1246/cl.140872

162. T. Sukegawa, I. Masuko, K. Oyaizu,* H. Nishide,* “Expanding the Dimensionality of Polymers Populated with Organic Robust Radicals Toward Flow Cell Application: Synthesis of TEMPO-crowded Bottlebrush Polymers Using Anionic Polymerization and ROMP”, Macromolecules(ACS Editors’ Choice), 47, 8611-8617 (2014). DOI: 10.1021/ma501632t

161. Y. Sasada, F. Kato, K. Oyaizu, H. Nishide,* “In-situ Polymerization of Thiophene Derivatives Using a Gas-phase Oxidant to Form a Hole-transporting Layer in Dye-sensitized Solar Cell”, J. Photopolym. Sci. Technol., 27, 347-350 (2014). DOI: 10.2494/photopolymer.27.347

160. K. Oyaizu,* H. Ikeda, N. Hayo, F. Kato, H. Nishide, “Ionic Liquid-inspired Redox Shuttles: Properties of a Ferrocenylimidazolium Salt as an Efficient Mediator for Dye-sensitized Solar Cell”, Chem. Lett., 43, 1134-1136 (2014). DOI: 10.1246/cl.140276

159. H. Tokue, K. Oyaizu,* T. Sukegawa, H. Nishide,* “TEMPO/viologen Electrochemical Heterojunction for Diffusion Controlled Redox Mediation: A Highly Rectifying Bilayer-sandwiched Device Based on Cross Reaction at Interface between Dissimilar Redox Polymers”, ACS Appl. Mater. Interfaces, 6, 4043-4049 (2014). DOI: 10.1021/am405527y

158. R. Kato, F. Kato, K. Oyaizu, H. Nishide,* “Redox-active Hydroxy-TEMPO Radical Immobilized in Nafion Layer for an Aqueous Electrolyte-based and Dye-sensitized Solar Cell”, Chem. Lett., 43, 480-482 (2014). DOI: 10.1246/cl.131120

157. T. Sukegawa, H. Omata, I. Masuko, K. Oyaizu, H. Nishide,* “Anionic Polymerization of 4-Methacryloyloxy-TEMPO Using an MMA-capped Initiator”, ACS Macro Lett., 3, 240-243 (2014). DOI: 10.1021/mz400644y

156. K. Oyaizu,* N. Hayo, Y. Sasada, F. Kato, H. Nishide,* “Enhanced Bimolecular Exchange Reaction through Programmed Coordination of a Five-coordinate Oxovanadium Complex for Efficient Redox Mediation in Dye-sensitized Solar Cells”, Dalton Trans., 42, 16090-16095 (2013). DOI: 10.1039/C3DT51698A

155. I. S. Chae, M. Koyano, T. Sukegawa, K. Oyaizu,* H. Nishide,* “Redox Equilibrium of a Zwitterionic Radical Polymer in a Non-aqueous Electrolyte for Novel Li+Host Material in a Li-ion Battery”, J. Mater. Chem. A,1, 9608-9611 (2013). DOI: 10.1039/C3TA12076G

154. T. Sukegawa, A. Kai, K. Oyaizu, H. Nishide,* “Synthesis of Pendant Nitronyl Nitroxide Radical-containing Poly(norbornene)s as Ambipolar Electrode-active Materials”, Macromolecules, 46, 1361-1367 (2013). DOI: 10.1021/ma302278h

153. W. Choi, S. Endo, K. Oyaizu, H. Nishide,* K. E. Geckeler,* “Robust and Efficient Charge Storage by Uniform Grafting of TEMPO Radical Polymer around Multi-walled Carbon Nanotubes”, J. Mater. Chem. A, 1, 2999-3003 (2013). DOI: 10.1039/c3ta01588b

152. N. Sano, W. Tomita, S. Hara, C. -H. Min, J. -S. Lee, K. Oyaizu, H. Nishide,* “Polyviologen Hydrogel with High-rate Capability for Anodes toward an Aqueous Electrolyte-type and Organic-based Rechargeable Device”, ACS Appl. Mater. Interfaces, 5, 1355-1361 (2013). DOI: 10.1021/am302647w

151. I. -S. Chae, M. Koyano, K. Oyaizu, H. Nishide,* “Self-doping Inspired Zwitterionic Pendant Design of Radical Polymers toward a Rocking-chair-type Organic Cathode-active Material”, J. Mater. Chem. A, 1, 1326-1333 (2013). DOI: 10.1039/c2ta00785a

150. K. Oyaizu, Y. Niibori, A. Takahashi, H. Nishide, “BODIPY-sensitized Photocharging of Anthraquinone-populated Polymer Layers for Organic Photorechargeable Air Battery”, J. Inorg. Organomet. Polym., 23, 243-250 (2013). DOI: 10.1007/s10904-012-9751-3

149. F. Kato, A. Kikuchi, T. Okuyama, K. Oyaizu, H. Nishide, “Nitroxide Radical Molecules as Highly Reactive Redox Mediators in Dye-sensitized Solar Cells”, Angew. Chem. Int. Ed., 124, 10324-10327 (2012). DOI: 10.1002/ange.201205036

148. N.Sano, M. Suzuki, W. Tomita, K. Oyaizu, H. Nishide, “Indoline Dye-coupled Polyviologen: Its Electrochemical Property and Electropolymerization”, Jpn. J. Appl. Phys., 51, 10NE17 (2012). DOI: 10.1143/JJAP.51.10NE17

147. K. Nakahara, K. Oyaizu, H. Nishide, “Electrolyte Anion-assisted Charge Transportation in Poly(oxoammonium cation/nitroxyl radical) Redox Gels”, J. Mater. Chem., 22, 13669-13673 (2012). DOI: 10.1039/c2jm31907a

146. K. Oyaizu, H. Nishide, “Macromolecular Complexes Leading to High Performance Energy Devices”, Macromol. Symp., 317-318, 248-258 (2012). DOI: 10.1002/masy.201200012

145. N. Chikushi, H. Yamada, K. Oyaizu, H. Nishide, “TEMPO-substituted Polyacrylamide for an Aqueous Electrolyte-typed and Organic-based Rechargeable Device”, Sci. Chin. Chem., 55, 822-829 (2012). DOI: 10.1007/s11426-012-4556-3

144. W. Choi, D. Harada, K. Oyaizu, H. Nishide, “Aqueous Electrochemistry of Poly(vinylanthraquinone) for Anode-active Materials in High-density and Rechargeable Polymer/Air Batteries”,J. Am. Chem. Soc., 133, 19839-19843 (2011). DOI: 10.1021/ja206961t

143. W. Choi, S. Ohtani, K. Oyaizu, H. Nishide, K. E. Geckeler, “Radical Polymer-wrapped SWNTs at a Molecular Level: High-rate Redox Mediation through a Percolation Network for a Transparent Charge-storage Material”, Adv. Mater., 23, 4440-4443 (2011). DOI: 10.1002/adma.201102372

142. K. Oyaizu, W. Choi, H. Nishide, “Functionalization of Poly(4-chloromethylstyrene) with Anthraquinone Pendants for Organic Anode-active Materials”, Polym. Adv. Technol., 22, 1242-1247 (2011). DOI: 10.1002/pat.1968

141. S. Yoshihara, H. Katsuta, H. Isozumi, M. Kasai, K. Oyaizu, H. Nishide, “Designing Current Collector/composite Electrode Interfacial Structure of Organic Radical Battery”, J. Power Sources, 196, 7806-7811 (2011). DOI: 10.1016/j.jpowsour.2010.10.092

140. X. Zhuang, H. Yu, Z. Tang, K. Oyaizu, H. Nishide, X. Chen, “Polymerization of Lactic O-Carboxylic Anhydride Using Organometallic Catalysts”, Chin. J. Polym. Sci., 29, 197-202 (2011). DOI: 10.1007/s10118-010-1013-7

139. T. Suga, S. Sugita, H. Ohshiro, K. Oyaizu, H. Nishide, “P- and N-Type Bipolar Redox-active Radical Polymer: Toward Totally Organic Polymer-based Rechargeable Devices with Variable Configuration”, Adv. Mater.,23, 751-754 (2011). DOI: 10.1002/adma.201003525

138. K. Oyaizu, T. Sukegawa, H. Nishide, “Dual Dopable Poly(phenylacetylene) with Nitronyl Nitroxide Pendants for Reversible Ambipolar Charging and Discharging”, Chem. Lett.(Editor’s Choice), 40, 184-185 (2011). DOI: 10.1246/cl.2011.184 (Open Access)

137. K. Oyaizu, T. Kawamoto, T. Suga, H. Nishide, “Synthesis and Charge Transport Properties of Redox-active Nitroxide Polyethers with Large Site Density”, Macromolecules, 43, 10382-10389 (2010). DOI: 10.1021/ma1020159

136. X. Zhuang, C. Xiao, K. Oyaizu, N. Chikushi, X. Chen, H. Nishide, “Synthesis of Amphiphilic Block Copolymers Bearing Stable Nitroxyl Radicals”, J. Polym. Sci., A, 48, 5404-5410 (2010). DOI: 10.1002/pola.24345

135. T. Hyakutake, J. Y. Park, Y. Yonekuta, K. Oyaizu, H. Nishide, R. Advincula, “Nanolithographic Patterning via Electrochemical Oxidation of Stable Poly(nitroxide radical)s to Poly(oxoammonium salt)s”, J. Mater. Chem.,20, 9616-9618 (2010). DOI: 10.1039/c0jm02241a

134. T. Murakami, F. Kato, K. Oyaizu, H. Nishide, “Porphyrin-dye Sensitized Solar Cell Utilizing Nitroxide Radical Mediator”, J. Photopolym. Sci. Technol., 23, 353-355 (2010). DOI: 10.2494/photopolymer.23.353

133. K. Koshika, N. Chikushi, N. Sano, K. Oyaizu, H. Nishide, “A TEMPO-substituted Polyacrylamide as a New Cathode Material: an Organic Rechargeable Device Composed of Polymer Electrodes and Aqueous Electrolyte”, Green. Chem., 12, 1573-1575 (2010). DOI: 10.1039/B926296B

132. S. Yoshihara, H. Isozumi, M. Kasai, H. Yonehara, Y. Ando, K. Oyaizu, H. Nishide, “Improving Charge/discharge Properties of Radical Polymer Electrodes Influenced Strongly by Current Collector/carbon Fiber Interface”, J. Phys. Chem. B, 114, 8335-8340 (2010). DOI: 10.1021/jp1019526

131. X. Zhuang, H. Zhang, N. Chikushi, C. Zhao, K. Oyaizu, X. Chen, H. Nishide, “Biodegradable and Electroactive TEMPO-substituted Acrylamide/Lactide Copolymer”, Macromol. Biosci., 10, 1203-1209 (2010). DOI: 10.1002/mabi.201000031

130. K. Oyaizu, A. Hatemata, W. Choi, H. Nishide, “Redox-active Polyimide/carbon Nanocomposite Electrodes for Reversible Charge Storage at Negative Potentials: Expanding the Functional Horizon of Polyimides”, J. Mater. Chem., 20, 5404-5410 (2010). DOI: 10.1039/C0JM00042F

129. T. Ibe, S. Kaiho, K. Oyaizu, H. Nishide, “Electronic Communication in the Formation of a Quartet Molecule 2,6,10-Tris[bis(p-methoxyphenyl)aminium]triphenylene”,Chem. Lett., 39, 356-357 (2010). DOI: 10.1246/cl.2010.356

128. F. Kato, N. Hayashi, T. Murakami, C. Okumura, K. Oyaizu, H. Nishide, “Nitroxide Radicals for Highly Efficient Redox Mediation in Dye-sensitized Solar Cells”, Chem. Lett., 39, 464-465 (2010). DOI: 10.1246/cl.2010.464

127. X.Zhuang, K.Oyaizu, Y.Niu, K.Koshika, X.Chen, H.Nishide,“Synthesis and Electrochemistry of Schiff Base Cobalt(III)Complexes and Their Catalytic Activity for Copolymerization of Epoxide and Carbon Dioxide”, Macromol. Chem. Phys., 211, 669-676 (2010). DOI: 10.1002/macp.200900472

126. T. Suga, S. Takeuchi, T. Ozaki, M. Sakata, K. Oyaizu, H. Nishide, “Synthesis of Poly(oxoammonium salt)s and Their Electrical Properties in the Organic Thin Film Device”, Chem. Lett., 38, 1160-1161 (2009). DOI: 10.1246/cl.2009.1160

125. K. Koshika, N. Sano, K. Oyaizu, H. Nishide, “An Aqueous Electrolyte-type Rechargeable Device Utilizing a Hydrophilic Radical Polymer-cathode”, Macromol. Chem. Phys., 210, 1989-1995 (2009). DOI: 10.1002/macp.200900257

124. K. Koshika, M. Kitajima, K. Oyaizu,H. Nishide, “A Rechargeable Battery Based on Hydrophilic Radical Polymer-electrode and Its Green Assessment”, Green Chem. Lett. Rev., 2, 169-174 (2009). DOI: 10.1080/17518250903251775

123. H. Nishide, K. Koshika, K. Oyaizu, “Environmentally Benign Batteries Based on Organic Radical Polymers”, Pure Appl. Chem., 81, 1961-1970 (2009). DOI: 10.1351/PAC-CON-08-12-03

122. R. Sone, I. Takemura, K. Oyaizu, H. Nishide, “Chiral Alkylated Poly(m-phenylene)s: Optical Activity and Thermal Stability of Helical Structures”, Synth. Met., 159, 925-930 (2009). DOI: 10.1016/j.synthmet.2009.01.057

121. T. Suga, H. Ohshiro, S. Sugita, K. Oyaizu, H. Nishide, “Emerging N-Type Redox Active Radical Polymer for a Totally Organic Polymer-Based Rechargeable Battery”, Adv. Mater., 21, 1627-1630 (2009). DOI: 10.1002/adma.200803073

120. K. Koshika, N. Sano, K. Oyaizu, H. Nishide, “An Ultrafast Chargeable Polymer Electrode Based on the Combination of Nitroxide Radical and Aqueous Electrolyte”, Chem. Commun., 836-838 (2009). DOI: 10.1039/B818087C

119. H. Murata, T. Sato, K. Oyaizu, T. Furuya, Y. Takebayashi, S. Yoda, K. Otake, M. Yuasa, “Synthesis of Poly(2,6-dimethyl-1,4-phenylene oxide) by Double-step Polymerization in Supercritical Carbon Dioxide”, Kobunshi Ronbunshu, 65, 688-694 (2008). DOI: 10.1295/koron.65.688

118. M. Shoji, K. Oyaizu, H. Nishide, “Facilitated Oxygen Transport through A Nafion Membrane Containing Cobaltporphyrin as a Fixed Oxygen Carrier”, Polymer,49, 5659-5664 (2008). DOI: 10.1016/j.polymer.2008.10.016

117. K. Oyaizu, Y. Ando, H. Konishi, H. Nishide, “Nernstian Adsorbate-like Bulk Layer of Organic Radical Polymers for High-density Charge Storage Purposes”, J. Am. Chem. Soc., 130, 14459-14461 (2008). DOI: 10.1021/ja803742b

116. K. Oyaizu, T. Suga, K. Yoshimura, H. Nishide, “Synthesis and Characterization of Radical-bearing Polyethers as an Electrode-active Material for Organic Secondary Batteries”, Macromolecules,41, 6646-6652 (2008). DOI: 10.1021/ma702576z

115. K. Hiraka, M. Kanehisa, M. Tamai, S. Asayama, S. Nagaoka, K. Oyaizu, M. Yuasa, H. Kawakami, “Preparation of pH-Sensitive Liposomes Retaining SOD mimic and Their Anticancer Effect”, Colloids Surf. B, 67, 54-58 (2008). DOI: 10.1016/j.colsurfb.2008.07.014

114. M. Yuasa, K. Oyaizu, H. Murata, Y. Toyoda, M. Namba, M. Shitara, “Synthesis of Six-coordination Proximal Base Conjugation Iron(III) Porphyrin Complexes and Evaluation as a Superoxide Sensor”,Kobunshi Ronbunshu, 65, 349-354 (2008). DOI: 10.1295/koron.65.349

113. H. Murata, Y. Ito, T. Shimpo, K. Oyaizu, M. Yuasa, “Construction of Manganese Porphyrin Modified Hemoglobin Complex and Its Antioxidant Activities”, Kobunshi Ronbunshu, 65, 277-282 (2008). DOI: 10.1295/koron.65.277

112. Y. Takahashi, N. Hayashi, K. Oyaizu, K. Honda, H. Nishide, “Totally Organic Polymer-based Electrochromic Cell Using TEMPO-substituted Polynorbornene as a Counter Electrode-active Material”,Polym. J., 40, 763-767 (2008). DOI: 10.1295/polymj.PJ2008071

111. H. Murata, K. Oyaizu, M. Komuro, R. Awa, H. Tsukioka, T. Saotome, M. Yuasa, “Preparation of Novel Gold Nanoparticles Modofoed with Thiol-substituted Porphyrin and Their Derivatives”,J. Jpn. Soc. Colour Mater., 81, 37-42 (2008). DOI: 10.4011/shikizai.81.37

110. I. Moreno-Villoslada, M. Soto, F. González, F. Montero-Silva, S. Hess, I. Takemura, K. Oyaizu, H. Nishide, “Reduction of 2,3,5-Triphenyl-2H-tetrazolium Chloride in the Presence of Polyelectrolytes Containing 4-Styrenesulfonate Moieties”, J. Phys. Chem. B, 112, 5350-5354 (2008). DOI: 10.1021/jp712093v

109. K. Oyaizu, H. Murata, D. Yoshii, T. Ishikawa, M. Yuasa, “Synthesis and Properties of Poly(phenylene ether) Diblock Copolymers Bearing Acid Substituents”, Kobunshi Ronbunshu,65, 145-149 (2008). DOI: 10.1295/koron.65.145

108. H. Murata, Y. Iai, T. Otake, K. Oyaizu, K. Kozawa, M. Yuasa, “Synthesis of Cobalt Complex Using Pyrrole Derivative with Basic Ligand and Application to Cathodic Catalyst for Oxygen Reduction”, Electrochemistry, 75, 964-968 (2007). DOI: 10.5796/electrochemistry.75.964

107. M. Yuasa, K. Oyaizu, H. Murata, K. Ikkanda, K. Tanaka, T. Imai, “Preparation of Cathodic Catalyst for Fuel Cell Using Cobalt-polypyrrole Complex Containing Basic Compound and Their Catalytic Activities for Oxygen Reduction”, Mater. Technol., 25, 313-319 (2007).

106. H. Murata, K. Oyaizu, M. Hoshino, Y. Yokota, M. Yuasa, “Electrochemical Synthesis of Polyaniline Film in Supercritical Carbon Dioxide as a Solvent”, Kobunshi Ronbunshu, 64, 812-816 (2007). DOI: 10.1295/koron.64.812

105. Y. Yonekuta, K. Susuki, K. Oyaizu, K. Honda, H. Nishide, “Battery-inspired Non-volatile and Rewritable Memory Architectures: a Radical Polymer-based Organic Device”, J. Am. Chem. Soc., 129, 14128-14129 (2007). DOI: 10.1021/ja075553p

104. M. Yuasa, K. Oyaizu, H. Murata, S. Ohseki, T. Aoki, “Evaluation of O2-･Scavenging Activities of Antioxidant Compounds Using an Electrochemical Superoxide Sensor”, Mater. Technol., 25, 175-181 (2007).

103. M. Yuasa, K. Oyaizu, H. Murata, K. Tanaka, M. Yamamoto, S. Sasaki, “Electrocatalytic Activities for the Reduction of Oxygen at Carbon Particles Modified with Polypyrrole Including Various Metal Ions as Electrocatalytic Sites”, Electrochemistry, 75, 800-806 (2007). DOI: 10.5796/electrochemistry.75.800

102. Y. Takahashi, K. Oyaizu, K. Honda, H. Nishide, “Low-energy Driven Electrochromic Devices Using Radical Polymer as Transparent Counter Electroactive Material”, J. Photopolym. Sci. Technol., 20, 29-34 (2007). DOI: 10.2494/photopolymer.20.29

101. Y. Yonekuta, K. Oyaizu, H. Nishide, “Structural Implication of Oxoammonium Cations for Reversible Organic One-electron Redox Reaction to Nitroxide Radicals”, Chem. Lett., 36, 866-867 (2007). DOI: 10.1246/cl.2007.866

100. H. Kawakami, K. Hiraka, M. Tamai, A. Horiuchi, A. Ogata, T. Hatsugai, A. Yamaguchi, K. Oyaizu, M. Yuasa, “pH-sensitive Liposome Retaining Fe-porphyrin as SOD Mimic for Novel Anticancer Drug Delivery System”, Polym. Adv. Technol., 18, 82-87 (2007). DOI: 10.1002/pat.855

99. M. Yuasa, K. Oyaizu, K. Eguchi, Y. Toyoda, “Quantitative Analysis of Active Oxygen Species by Potentiometry”, Kobunshi Ronbunshu, 64, 90-95 (2007). DOI: 10.1295/koron.64.90

98. M. Yuasa, K. Oyaizu, H. Murata, M. Komuro, R. Awa, A. Ohkubo, “Synthesis of Cationic Manganese Porphyrin Bearing Alkylsulfonio Groups and Evaluation of Their Antioxidant Activities”,J. Oleo Sci., 56, 95-101 (2007). DOI: 10.5650/jos.56.95

97. M. Yuasa, K. Oyaizu, H. Murata, Y. Sahara, T. Hatsugai, A. Ogata, “Antioxidant and Anticancer Properties of Metalloporphyrins Embedded in Liposomes”, J. Oleo Sci., 56, 87-93 (2007). DOI: 10.5650/jos.56.87

96. M. Yuasa, K. Oyaizu, H. Murata, T. Kobayashi, C. Kobayashi, “Fabrication of Sensor for Reactive Oxygen Species Using Gold Electrodes Modified with Electropolymerized Porphyrins and Application for Detection of Stress of Plants”, J. Oleo Sci., 56, 81-86 (2007). DOI: 10.5650/jos.56.81

95. M. Yuasa, N. Momozawa, K. Oyaizu, Y. Ohtani, K. Sugawara, “Methods for Prediction of Gold Plating Characteristics by Numerical Analysis”, J. Sur. Finish. Soc. Jpn., 57, 789-792 (2006). DOI: 10.4139/sfj.57.789

94. M. Yuasa, K. Oyaizu, M. Kitao, K. Fujita, “Investigation of Carbon Materials as Supports for Metalloporphyrins Used for Cathode Catalysts in Fuel Cells”, Kobunshi Ronbunshu, 63, 607-612 (2006). DOI: 10.1295/koron.63.607

93. K. Oyaizu, M. Hoshino, M. Ishikawa, T. Imai, M. Yuasa, “Synthesis and Characterization of A p-Conjugated Hybrid of Oligothiophene and Porphyrin”, J. Polym. Sci., A, 44, 5403-5412 (2006). DOI: 10.1002/pola.21596

92. M. Yuasa, K. Oyaizu, H. Murata, M. Ishikawa, S. Tsutsui, M. Namba, “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”, Kobunshi Ronbunshu, 63, 427-431 (2006). DOI: 10.1295/koron.63.427

91. M. Yuasa, K. Oyaizu, H. Murata, K. Tanaka, M. Yamamoto, “Improved Activity of Cathode Catalysts for Fuel Cells by Optimizing the Conditions for Preparation of Carbon Particles Modified with Cobalt-polypyrrole Complex”, Kobunshi Ronbunshu, 63, 601-606 (2006). DOI: 10.1295/koron.63.601

90. Y. Shiba, Y. Nakamura, K. Oyaizu, M. Yuasa, “Preparation of Hollow Fine Particles by Polymerization of Vesicles and Their Application to Functional Materials”, J. Jpn. Soc. Colour Mater., 79, 237-242 (2006). DOI: 10.4011/shikizai1937.79.237

89. K. Oyaizu, Y. Shiba, Y. Nakamura, M. Yuasa, “Highly Stable Polymerizable Vesicles in Anionic Surfactant/Ammonium Salt Mixtures in the Presence of Cross-linking Monomers for Convenient Preparation of Hollow Nanospheres”, Langmuir, 22, 5261-5265 (2006). DOI: 10.1021/la053369g

88. K. Oyaizu, A. Yamaguchi, Y. Iai, K. Tanaka, M. Yuasa, “Preparation of Novel Conductive Polymer Ligand-coated Carbon Particles by Electropolymerization of Pyridylthiophene and Application as Metal Complex Catalysts for Oxygen Reduction”, Kobunshi Ronbunshu, 63, 189-195 (2006). DOI: 10.1295/koron.63.189

87. M. Yuasa, K. Oyaizu, A. Yamaguchi, T. Imai, M. Kitao, “Novel Electrocatalysts for Oxygen Reduction Using Cobaltporphyrins That Undergo Facile Electropolymerization”, Kobunshi Ronbunshu, 63, 182-188 (2006). DOI: 10.1295/koron.63.182

86. Y. Ohtani, K. Sugawara, K. Nemoto, A. Shiozawa, A. Yamaguchi, K. Oyaizu, M. Yuasa, “Investigations of Bath Compositions and Operating Conditions of Gold Plating Using Hydantoin-gold Complex”, J. Sur. Finish. Soc. Jpn., 57, 167-171 (2006). DOI: 10.4139/sfj.57.167

85. A. Yamaguchi, R. Sano, K. Oyaizu, M. Yuasa, “Stepwise Direct Synthesis of Aluminosilicate Mesoporous Materials for Catalyst Supports”, J. Jpn. Soc. Colour Mater., 79, 47-54 (2006). DOI: 10.4011/shikizai1937.79.47

84. K. Oyaizu, A. Yamaguchi, T. Hayashi, Y. Nakamura, D. Yoshii, Y. Ito, M. Yuasa, “Controlled Oxidation of Dextran for Evolution of Polyether Segment Bearing Pendant Carboxyl Groups for Corrosion Inhibition Applications”, Polym. J., 38, 343-348 (2006). DOI: 10.1295/polymj.38.343

83. H. Takahashi, T. Miyamoto, Y. Takahashi, R. Horino, M. Fujino, K. Nakamura, M. Yamada, Y. Yamamoto, T. Oohashi, S. Tsutsui, M. Nanba, K. Oyaizu, M. Yuasa, “Development of Method for Rapid Measurement of Blood Reactive Oxygen Species in Calves”, Bull. Natl. Inst. Anim. Health, 112, 25-31 (2006). DOI: 10.24514/00002081

82. A. Yamaguchi, T. Awano, K. Oyaizu, M. Yuasa, “Surface-modified Mesoporous Silicas as Recyclable Adsorbents of an Endocrine Disrupter, Bisphenol A”, J. Nanosci. Nanotechnol., 6, 1689-1694 (2006). DOI: 10.1166/jnn.2006.229

81. Y. Ohtani, A. Horiuchi, A. Yamaguchi, K. Oyaizu, M. Yuasa, “Non-cyanide Electroless Gold Plating Using Polyphenols as Reducing Agents”, J. Electrochem. Soc., 153, C63-C66 (2006). DOI: 10.1149/1.2133716

80. H. Yan, T. Sato, D. Komago, A. Yamaguchi, K. Oyaizu, M. Yuasa, K. Otake, “Electrochemical Synthesis of a Polypyrrole Thin Film Using Supercritical Carbon Dioxide as a Solvent”, Langmuir,21, 12303-12308 (2005). DOI: 10.1021/la050806i

79. Y. Shiba, D. Yoshii, K. Oyaizu, M. Yuasa, “Water-soluble Poly(phenylene ether) Derivatives as Environmentally Benign and Heat-resistant Coating Materials for Paper”, Kobunshi Ronbunshu,62, 591-597 (2005). DOI: 10.1295/koron.62.591

78. K. Oyaizu, Y. Ohtani, A. Shiozawa, K. Sugawara, T. Saito, M. Yuasa, “Highly Stable Gold(III) Complex with a Hydantoin Ligand in Alkaline Media”, Inorg. Chem., 44, 6915-6917 (2005). DOI: 10.1021/ic050515x

77. M. Yuasa, A. Yamaguchi, H. Itsuki, K. Tanaka, M. Yamamoto, K. Oyaizu, “Modifying Carbon Particles with Polypyrrole for Adsorption of Cobalt Ions as Electrocatatytic Site for Oxygen Reduction”, Chem. Mater., 17, 4278-4281 (2005). DOI: 10.1021/cm050958z

76. A. Yamaguchi, K. Iwaoka, K. Oyaizu, M. Yuasa, “Preparation, Characterization, and Catalytic Properties of Pd Metal Particles Supported on Mesoporous Silicas”, Mater. Technol., 23, 272-278 (2005).

75. Y. Ohtani, T. Saito, K. Sugawara, A. Shiozawa, A. Yamaguchi, K. Oyaizu, M. Yuasa, “Coordination Equilibria of Hydantoin Derivatives with Gold Ions”, J. Sur. Finish. Soc. Jpn., 56, 479-480 (2005). DOI: 10.4139/sfj.56.479

74. M. Yuasa, A. Yamaguchi, K. Oyaizu, Y. Fujito, M. Kitao, T. Sato, “Cobaltporphyrin-adsorbed Carbon Black: Highly Efficient Electrocatalysts for Oxygen Reduction”, Polym. Adv. Technol., 16, 702-705 (2005). DOI: 10.1002/pat.640

73. M. Yuasa, K. Oyaizu, Y. Hanyuu, T. Hayashi, A. Yamaguchi, “Synthesis of Hexameric Manganese Porphyrin as an SOD Mimic and SOD Activity”, J. Oleo Sci., 54, 513-518 (2005). DOI: 10.5650/jos.54.513

72. M. Yuasa, K. Oyaizu, A. Yamaguchi, M. Ishikawa, K. Eguchi, T. Kobayashi, Y. Toyoda, S. Tsutsui, “Structure and Redox Properties of Electropolymerized Film Obtained from Iron meso-Tetrakis(3-thienyl)porphyrin”,Polym. Adv. Technol., 16, 616-621 (2005). DOI: 10.1002/pat.633

71. M. Yuasa, K. Oyaizu, Y. Hanyuu, K. Kasahara, A. Yamaguchi, “Novel Functional Nano-size Noniomic Surfactant Particles on Which Cationic Metalloporphyrins Are Absorbed; Preparation, Characterization, and Anti-oxidant Properties”, J. Oleo Sci.,54, 465-471 (2005). DOI: 10.5650/jos.54.465

70. M. Yuasa, K.Oyaizu, T. Hayashi, A. Yamaguchi, “Synthesis of Polymeric Reconstituted Hemoglobins as Superoxide Dismutase Mimics Designed for Long-term Circulation Maintenance”, J. Oleo Sci., 54, 413-418 (2005). DOI: 10.5650/jos.54.413

69. A. Yamaguchi, M. Yokoyama, T. Ogura, K. Oyaizu, M. Yuasa, T. Ohkubo, H. Sakai, M. Abe, “Novel Approach for the Preparation of Metal Containing Mesoporous Silica Using Solubilization of Fatty Acid Salt”, Chem. Lett., 34, 346-347 (2005). DOI: 10.1246/cl.2005.346

68. M. Yuasa, K. Oyaizu, A. Yamaguchi, M. Ishikawa, K. Eguchi, T. Kobayashi, Y. Toyoda, S. Tsutsui, “Electrochemical Sensor for Superoxide Anion Radical Using Polymeric Iron Porphyrin Complexes Containing Axial 1-Methylimidazole Ligand as Cytochrome cMimics”, Polym. Adv. Technol., 16, 287-292 (2005). DOI: 10.1002/pat.590

67. M. Yuasa, K.Oyaizu, A. Ogata, N. Matsukura, A. Yamaguchi, “Preparation of Liposomes Surface-loaded with Cationic Manganese Porphyrins as SOD Mimics”, J. Oleo Sci., 54, 233-239 (2005). DOI: 10.5650/jos.54.233

66. A. Yamaguchi, T. Hayashi, K. Oyaizu, M. Yuasa, “Formation of Active Sites for the NO + CO Reaction over Palladium Catalysts Supported on Mesoporous Silica”, Bull. Chem. Soc. Jpn.,78, 192-194 (2005). DOI: 10.1246/bcsj.78.192

65. M. Yuasa, K.Oyaizu, A. Yamaguchi, T. Hayashi, U. Midorikawa, “Surface Modification of Reconstituted Hemoglobins Containing SOD-active Metalloporphyrins”, J. Oleo Sci., 54, 115-123 (2005). DOI: 10.5650/jos.54.115

64. Y. Ohtani, K. Sugawara, K. Nemoto, A. Shiozawa, A. Yamaguchi, K. Oyaizu, M. Yuasa, “Investigation of Hydantoin Derivatives as Complexing Agent for Gold Plating”, J. Sur. Finish. Soc. Jpn., 55, 933-936 (2004). DOI: 10.4139/sfj.55.933

63. T. Suga, Y.-J. Pu, K. Oyaizu, H. Nishide, “Electron-transfer Kinetics of Nitroxide Radicals as an Electrode-active Material”, Bull. Chem. Soc. Jpn., 77, 2203-2204 (2004). DOI: 10.1246/bcsj.77.2203

62. M. Yuasa, K. Oyaizu, A. Yamaguchi, M. Kuwakado, “Micellar Cobaltporphyrin Nanorods in Alcohols”, J. Am. Chem. Soc., 126, 11128-11129 (2004). DOI: 10.1021/ja0486216

61. M. Yuasa, K. Oyaizu, A. Horiuchi, A. Ogata, T. Hatsugai, A. Yamaguchi, H. Kawakami, “Liposomal Surface-loading of Water-soluble Cationic Iron(III) Porphyrins as Anticancer Drugs”, Mol. Pharm., 1, 387-389 (2004). DOI: 10.1021/mp049936v

60. B. Shentu, K. Oyaizu, H. Nishide, “Preparation of a Tetraphenylporphyrinatocobalt(II)-poly(3,4-azopyridylene) Complex and Its Oxygen Enrichment Effect at an Oxygen Electrode”, J. Mater. Chem., 14, 3308-3311 (2004). DOI: 10.1039/B405992A

59. K. Oyaizu, T. Mikami, E. Tsuchida, “New p-Conjugated Polyelectrolyte Composed of Alkylphenoxathiinium-type Repeating Units”, Macromolecules,37, 2325-2327 (2004). DOI: 10.1021/ma049849g

58. K. Oyaizu, T. Iwasaki, Y. Tsukahara, E. Tsuchida, “Linear Ladder-type p-Conjugated Polymers Composed of Fused Thiophene Ring Systems”, Macromolecules, 37, 1257-1270 (2004). DOI: 10.1021/ma030520p

57. B. Shentu, K. Oyaizu, H. Nishide, “Electroreduction of Oxygen at a Pt/C-Modified Electrode with a Cobaltporphyrin Complex”, Bull. Chem. Soc. Jpn., 77, 401-405 (2004). DOI: 10.1246/bcsj.77.401

56. E. L. Dewi, K. Oyaizu, H. Nishide, E. Tsuchida, “Electrocatalysis for Dioxygen Reduction by a m-Oxo Decavanadium Complex in Alkaline Medium and Its Application to a Cathode Catalyst in Air Batteries”, J. Power Sources, 130, 286-290 (2004). DOI: 10.1016/j.jpowsour.2003.09.079

55. K. Oyaizu, E. Tsuchida, “Polythiophenylene Synthesis through Multi-electron Transfer Process”, Macromol. Symp., 204, 19-25 (2003). DOI: 10.1002/masy.200351403

54. K. Oyaizu, E. Tsuchida, “Crystal Structure and Reactivity of a Five-coordinate Chloroiron(III) complex with a Bulky Tetradentate Schiff Base Ligand”, Inorg. Chim. Acta, 355, 414-419 (2003). DOI: 10.1016/S0020-1693(03)00311-6

53. K. Oyaizu, E. Tsuchida, “Oxovanadium(V) Hydroxylate with a Tetradentate Schiff Base Ligand Resulting from Oxidation of Oxovanadium(IV) with O2”, Inorg. Chim. Acta, 353, 332-335 (2003). DOI: 10.1016/S0020-1693(03)00310-4

52. K. Oyaizu, E. Tsuchida, “The First Oxovanadium Ring in [{O=V(salen)}2(μ-F)][VO(salen)][BF4]･(CH2Cl2)xCrystals”, J. Am. Chem. Soc., 125, 5630-5631 (2003). DOI: 10.1021/ja021374q

51. K. Saito, T. Masuyama, K. Oyaizu, H. Nishide, “Depolymerization of Poly(2,6-dimethyl-1,4-phenylene oxide) under Oxidative Conditions”, Chem. Eur. J., 9, 4240-4246 (2003). DOI: 10.1002/chem.200204669

50. K. Oyaizu, R. Matsubara, T. Iwasaki, E. Tsuchida, “Heteropolyacene with Thianthrenium Ring Systems Proving pelectron Delocalization over S Atoms”, J. Macromol. Sci., A40, 655-670 (2003). DOI: 10.1081/MA-120021417

49. E. L. Dewi, K. Oyaizu, H. Nishide, E. Tsuchida, “Cationic Polysulfonium Membrane as Separator in Zinc-air Cell”, J. Power Sources, 115, 149-152 (2003). DOI: 10.1016/S0378-7753(02)00650-X

48. K. Oyaizu, E. L. Dewi, E. Tsuchida, “Coordination of BF4-to Oxovanadium(V) Complexes Evidenced by the Redox Potential of Oxovanadium(IV/V) Couples in CH2Cl2”,Inorg. Chem., 42, 1070-1075 (2003). DOI: 10.1021/ic0205987

47. K. Oyaizu, H. Yonemaru, T. Iwasaki, R. Matsubara, E. Tsuchida, “Convenient Synthesis of Methylsulfonioarylene and Thioarylene Polymers from 1,4-Bis(methylsulfinyl)benzene”, J. Macromol. Sci., A40, 415-423 (2003). DOI: 10.1081/MA-120019068

46. E. L. Dewi, H. Nakano, K. Oyaizu, H. Nishide, E. Tsuchida, “Ion-exchange and Apparent Diffusion Coefficients within Cationic Polysulfonium Coatings Containing Ferricyanide”, J. Macromol. Sci., A40, 37-47 (2003). DOI: 10.1081/MA-120016672

45. E. L. Dewi, K. Oyaizu, E. Tsuchida, “Four-electron Reduction of Dioxygen Catalyzed by a Decavanadium Complex”, Inorg.Chim. Acta, 342, 316-318 (2003). DOI: 10.1016/S0020-1693(02)01158-1

44. K. Oyaizu, H. Nakano, B. Shentu, H. Nishide, “Electroreduction of Oxygen Enriched in a [Poly(ethyleneiminato)]cobalt(II) Layer”, J. Mater. Chem., 12, 3162-3166 (2002). DOI: 10.1039/B205650J

43. B. Shentu, K. Oyaizu, H. Nishide, “Reduction of Oxygen at an Electrode Modified by Cobaltporphyrin Liquid Membrane”, Chem. Lett., 2002, 712-713. DOI: 10.1246/cl.2002.712

42. K. Oyaizu, F. Mitsuhashi, E. Tsuchida, “Palladium-catalyzed Synthesis of Oligo(methylthio)aniline and Conversion to Polyacene-type Electrolytes Bearing Phenothiazinium Repeating Units”, Macromol. Chem. Phys., 203, 1328-1336 (2002). DOI: 10.1002/1521-3935(200207)203:10/11<1328::AID-MACP1328>3.0.CO;2-R

41. K. Oyaizu, T. Mikami, F. Mitsuhashi, E. Tsuchida, “Synthetic Routes to Polyheteroacenes: Characterization of a Heterocyclic Ladder Polymer Containing Phenoxathiin-type Building Blocks”, Macromolecules, 35, 67-78 (2002). DOI: 10.1021/ma010961d

40. K. Oyaizu, Y. Ikai, E. Tsuchida, “A New Synthetic Route to Poly(seleno-1,4-phenylene) from Selenoanisole”, J. Macromol. Sci., A38, 1049-1057 (2001). DOI: 10.1081/MA-100105965

39. K. Oyaizu, E. L. Dewi, E. Tsuchida, “A m-Oxo Diiron(III) Complex with a Short Fe-Fe Distance: Crystal Structure of (m-Oxo)bis[N,N’-o-phenylenebis(salicylideneiminato)iron(III)]”,Inorg. Chim. Acta, 321, 205-208 (2001). DOI: 10.1016/S0020-1693(01)00532-1

38. K. Miyatake, A. Haryono, K. Oyaizu, E. Tsuchida, “Synthesis and Thermal Properties of a Polysulfonium Salt with a Comb-like Structure”, J. Macromol. Sci., A38, 851-859 (2001). DOI: 10.1081/MA-100104452

37. K. Miyatake, K. Oyaizu, E. Tsuchida, A. S. Hay, “Synthesis and Properties of Novel Sulfonated Arylene Ether / Fluorinated Alkane Copolymers”, Macromolecules, 34, 2065-2071 (2001). DOI: 10.1021/ma0019959

36. K. Oyaizu, M. Ueno, H. Li, E. Tsuchida, “Copper(II) Complexes Resulting from the Oxygenation of (2,9-Dimethyl-1,10-phenanthroline)copper(I) Chloride in the Presence of Dimethylformamide”, Bull. Chem. Soc. Jpn., 74, 869-870 (2001). DOI: 10.1246/bcsj.74.869

35. K. Miyatake, K. Oyaizu, Y. Nishimura, E. Tsuchida, “Polymerization of Methyl Phenyl Sulfoxide under Acidic Conditions: Synthesis and X-ray Structure Analysis of a Phenylene Sulfonium Polymer”, Macromolecules, 34, 1172-1179 (2001). DOI: 10.1021/ma001811q

34. H. Nishide, R. Doi, K. Oyaizu, E. Tsuchida, “Electrochemical and Ferromagnetic Couplings in 4,4’,4’’-(1,3,5-Benzenetryl)tris(phenoxyl) Radical Formation”, J. Org. Chem.,66, 1680-1685 (2001). DOI: 10.1021/jo0013204

33. K. Oyaizu, H. Nakano, J. Natori, E. Tsuchida, “Polysulfonium as a New Electrode-modifying Polyelectrolyte”, J. Electroanal. Chem., 498, 232-236 (2001). DOI: 10.1016/S0022-0728(00)00383-1

32. K. Oyaizu, E. L. Dewi, E. Tsuchida, “Structure and Redox Properties of a Novel Decavanadium Cluster [(V=O)10(μ2-O)9(μ3-O)3(C5H7O2)6] in Dichloromethane”, J. Electroanal. Chem., 498, 136-141 (2001). DOI: 10.1016/S0022-0728(00)00345-4

31. K. Oyaizu, A. Haryono, H. Shinoda, E. Tsuchida, “Oxidative Polymerization of Pyrrole Promoted by Four-electron Transfer to O2: Catalysis of O2-Oxidation by m-Oxo Dinuclear Complexes with Macrocyclic Ligands”, Macromol. Chem. Phys., 202, 1273-1279 (2001). DOI: 10.1002/1521-3935(20010401)202:7<1273::AID-MACP1273>3.0.CO;2-H

30. K. Oyaizu, K. Saito, E. Tsuchida, “Copper-catalyzed Oxidative Coupling of 2,4,6-Trimethylphenol with Oxygen”, Chem. Lett., 2000, 1318-1319. DOI: 10.1246/cl.2000.1318

29. K. Oyaizu, Y. Kumaki, K. Saito, E. Tsuchida, “First Synthesis of High Molecular-weight Poly(2,6-difluoro-1,4-phenylene oxide) by Oxidative Polymerization”, Macromolecules, 33, 5766-5769 (2000). DOI: 10.1021/ma000626+

28. K. Oyaizu, T. Nakagawa, E. Tsuchida, “Crystal Structures of Dimeric Manganese(III) Complexes of Tetradentate Schiff-base Ligands with Ancillary Axial Donors”, Inorg. Chim. Acta, 305, 184-188 (2000). DOI: 10.1016/S0020-1693(00)00135-3

27. K. Oyaizu, A. Haryono, J. Natori, H. Shinoda, E. Tsuchida, “Electroreduction of m-Oxo Iron(III) Porphyrins Adsorbed on an Electrode Leading to a Cofacial Geometry for the Iron(II) Complex: Unexpected Active Site for the Catalytic Reduction of O2to H2O”, Bull. Chem. Soc. Jpn., 73, 1153-1163 (2000). DOI: 10.1246/bcsj.73.1153

26. H. Nishide, T. Maeda, K. Oyaizu, E. Tsuchida, “High-spin Polyphenoxyl Based on Poly(1,4-phenyleneethynylene)”, J. Org. Chem., 64, 7129-7134 (1999). DOI: 10.1021/jo990691l

25. K. Oyaizu, K. Yamamoto, Y. Ishii, E. Tsuchida, “Synthesis and Characterization of Nickel Dithiocarbamate Complexes Bearing Ferrocenyl Subunits”, Chem. Eur. J., 5, 3193-3201 (1999). DOI: 10.1002/(SICI)1521-3765(19991105)5:11<3193::AID-CHEM3193>3.0.CO;2-5

24. K. Oyaizu, A. Haryono, Y. Nishimura, K. Yamamoto, E. Tsuchida, “Molecular Structure of a m-Oxo Chromium-iron Complex: Rare Example of a Crystallographically Characterized m-Oxo Heterometallic Porphyrin”,Bull. Chem. Soc. Jpn., 72, 1781-1784 (1999). DOI: 10.1246/bcsj.72.1781

23. E. Tsuchida, K. Oyaizu, E. L. Dewi, T. Imai, F. C. Anson, “Catalysis of the Electroreduction of O2to H2O by Vanadium-salen Complexes in Acidified Dichloromethane”, Inorg. Chem., 38, 3704-3708 (1999). DOI: 10.1021/ic990268v

22. K. Oyaizu, A. Haryono, J. Natori, E. Tsuchida, “(m-Peroxo)bis[pyridine(phthalocyaninato)iron(III)] as a Convenient Catalyst for the 4-Electron Reduction of Dioxygen”, J. Chem. Soc., Faraday Trans., 94, 3737-3742 (1998). DOI: 10.1039/A807084I

21. K. Oyaizu, A. Haryono, H. Yonemaru, E. Tsuchida, “Catalytic Behavior of a m-Oxo Dimanganese(III) Octaethylporphyrin in O2Reduction”, J. Chem. Soc., Faraday Trans., 94, 3393-3399 (1998). DOI: 10.1039/A805535A

20. A. Haryono, K. Oyaizu, K. Yamamoto, J. Natori, E. Tsuchida, “Electrocatalytic Reduction of Dioxygen to Water by a Carbon Electrode Coated with (m-Oxo)bis[(meso-tetraphenylporphyrinato)iron(III)]: a Convenient Template for Cofacially Oriented Iron(II) Porphyrins”, Chem. Lett., 1998, 233-234. DOI: 10.1246/cl.1998.233

19. K. Oyaizu, E. Tsuchida, “A Novel  Decavanadium(V) Cluster with a Chiral Framework: [(O=V)10(μ2-O)9(μ3-O)3(C5H7O2)6] Having an Approximate C3Symmetry”, J. Am. Chem. Soc.,120, 237-238 (1998). DOI: 10.1021/ja973190v

18. K. Yamamoto, K. Oyaizu, E. Tsuchida, “Role of Multinuclear Complexes in Coordination and 4-Electron Reduction of Dioxygen”, J. Inorg. Biochem., 67, 390-390 (1997). DOI: 10.1016/S0162-0134(97)80254-1

17. E. Tsuchida, K. Yamamoto, K. Oyaizu, “Oxidative Polymerization of Pyrrole with a Vanadium Dinuclear Complex as a Two-electron Redox Catalyst”, J. Electroanal. Chem., 438, 167-171 (1997). DOI: 10.1016/S0022-0728(97)00211-8

16. K. Yamamoto, K. Oyaizu, S. Kobayashi, E. Tsuchida, “Oxidation of Disulfides by 4-Electron Transfer to O2: A Ru(bpy)32+-catalyzed Photo-oxidation System for Selective Formation of Polythioethers”, Phosphorus, Sulfur, and Silicon & The Related Elements, 120 & 121, 407-408 (1997). DOI: 10.1080/10426509708545571

15. X.-S. Chen, H. Nishide, K. Oyaizu, E. Tsuchida, “Highly Selective Oxygen Transport through a Cobalt Porphyrin Liquid Membrane”, J. Phys. Chem. B, 29, 5725-5729 (1997). DOI: 10.1021/jp971103f

14. K. Yamamoto, K. Oyaizu, E. Tsuchida, “Catalytic Cycle of a Divanadium Complex with Salen Ligands in O2Reduction: Two-electron Redox Process of the Dinuclear Center (salen = N,N'-Ethylenebis(salicylideneamine))”,J. Am. Chem. Soc., 118, 12665-12672 (1996). DOI: 10.1021/ja9617799

13. K. Oyaizu, K. Yamamoto, K. Yoneda, E. Tsuchida, “Multielectron Redox Process of Vanadium Complexes in Oxidation of Low-coordinate Vanadium(III) to Oxovanadium(V) with Dioxygen”, Inorg. Chem., 35, 6634-6635 (1996). DOI: 10.1021/ic960198h

12. K. Oyaizu, K. Yamamoto, T. Asada, H. Nishide, E. Tsuchida, “Preparation of Poly(1,4-phenylene)s by Electro-oxidative Polymerization”, Polym. Adv. Technol., 6, 254-257 (1995). DOI: 10.1002/pat.1995.220060406

11. K. Yamamoto, K. Oyaizu, E. Tsuchida, “Multi-electron Transfer Process of Vanadyl Complexes for Oxidative Polymerization of Diphenyl Disulfide”, Polym. Adv. Technol., 6, 155-158 (1995). DOI: 10.1002/pat.1995.220060309

10. E. Tsuchida, K. Yamamoto, K. Oyaizu, F. Suzuki, H. Nishide, A. S. Hay, Z. Y. Wang, “Synthesis of Reactive Functionalized Oligo(p-phenylene sulfide)s”, Macromolecules, 28, 409-416 (1995). DOI: 10.1021/ma00106a001

9. K. Yamamoto, K. Oyaizu, E. Tsuchida, “Synthesis of Poly(2,6-dimethylphenylene sulfide) by Photo-oxidative Polymerization”, Macromol. Chem. Phys., 195, 3087-3094 (1994). DOI: 10.1002/macp.1994.021950907

8. K. Oyaizu, N. Iwasaki, K. Yamamoto, H. Nishide, E. Tsuchida, “Acid-promoted Electron Transfer to Facilitate Oxidative Polymerization of Diaryl Disulfides”, Bull. Chem. Soc. Jpn., 67, 1456-1461 (1994). DOI: 10.1246/bcsj.67.1456

7. E. Tsuchida, K. Yamamoto, K. Oyaizu, N. Iwasaki, F. C. Anson, “Electrochemical Investigations of the Complexes Resulting from the Acid-promoted Deoxygenation and Dimerization of (N,N'-Ethylenebis(salicylideneaminato))oxovanadium(IV)”,Inorg. Chem., 33, 1056-1063 (1994). DOI: 10.1021/ic00084a015

6. K. Yamamoto, K. Oyaizu, T. Asada, H. Nishide, E. Tsuchida, “Preparation of Poly(1,4-phenylene) by Oxidative Polymerization of Benzene with 2,3-Dichloro-5,6-dicyano-p-benzoquinone”,Chem. Lett., 1994, 363-366. DOI: 10.1246/cl.1994.363

5. K. Yamamoto, M. Jikei, K. Oyaizu, F. Suzuki, H. Nishide, E. Tsuchida, “Preparation of Poly(thio-1,4-phenylene)s by Oxygen-oxidative Polymerization of Diaryl Disulfides”, Bull. Chem. Soc. Jpn., 67, 251-256 (1994). DOI: 10.1246/bcsj.67.251

4. K. Yamamoto, K. Oyaizu, N. Iwasaki, E. Tsuchida, “Electrochemical Confirmation of Disproportionation of m-Oxo-bis[(N,N'-ethylenebis(salicylideneaminato))vanadium(IV)] Tetrafluoroborate”, Chem. Lett., 1993, 1223-1226. DOI: 10.1246/cl.1993.1223

3. K. Yamamoto, K. Oyaizu, E. Tsuchida, “Photo-oxidative Polymerization of Bis(3,5-dimethylphenyl) Disulfide for Synthesis of Poly(thioarylene)”, Chem. Lett., 1993, 1101-1104. DOI: 10.1246/cl.1993.1101

2. K. Yamamoto, E. Tsuchida, H. Nishide, M. Jikei, K. Oyaizu, “Oxovanadium-catalyzed Oxidative Polymerization of Diphenyl Disulfide with Oxygen”, Macromolecules, 26, 3432-3437 (1993). DOI: 10.1021/ma00065a029

1. K. Oyaizu, J. Katoh, F. Suzuki, M. Jikei, K. Yamamoto, H. Nishide, E. Tsuchida, “Thermolysis of Reactive Oligo(p-phenylene sulfide) Containing Disulfide Bond”, Polym. Adv. Technol., 2, 155-159 (1991). DOI: 10.1002/pat.1991.220020307