論文

• Takahiro Murakami, Kosuke Ikezoi, Keiji Nagai, Hideki Kato, Toshiyuki Abe. A Water-Splitting System with a Cobalt (II,III) Oxide Co- Catalyst-Loaded Bismuth Vanadate Photoanode Along with an Organo-Photocathode, ChemElectroChem, VCH-Wiley, Vol. 7, pp. 5029 – 5035, Dec. 2020.  公式リンク  
  
• Mohd Fairus Bin Ahmad, Toshiyuki Abe, Christopher S A Musgrave, Keiji Nagai. Study of Co-deposition Photoelectrode of Perylene Derivative and Phthalocyanine in Comparison with Its Bilayer Focusing on Charge Transfer Complex and Kinetic Analysis, ELECTROCHEMISTRY, The Electrochemical Society of Japan, Vol. 86, No. 5, pp. 235-242, Sept. 2018.  公式リンク  
  
• Mohd Fairus Ahmad, Motoya Suzuki, Toshiyuki Abe, Keiji Nagai. Enhanced oxidation power in photoelectrocatalysis based on a micrometer-localized positive potential in a terrace hetero p–n junction, NPG Asia Materials, Springer Nature Publishing, Vol. 10, pp. 630-641, July 2018.  公式リンク  
  
• Kentaro Fujine, Yuka Sato, Keiji Nagai, Toshiyuki Abe. Photoelectrochemical and photocatalytic investigation of the oxidative formation of H2 from a borane-ammonia complex using an organic p-n bilayer comprising a p-type cobalt phthalocyanine and an n-type perylene derivative, Journal of Electroanalytical Chemistry, Vol. 823, No. 1, pp. 323-327, June 2018.  公式リンク  
  
• Yuto Kawai, Keiji Nagai, Toshiyuki Abe. A visible-light-induced photoelectrochemical water-splitting system featuring an organo-photocathode along with a tungsten oxide photoanode, RSC Advances, Royal Society of Chemistry, Vol. 7, No. 55, pp. 34694–34698, July 2017.  公式リンク  
  
• Toshiyuki Abe, Masato Okumura, Yuko Kikuchi, Takashi Ito, Keiji Nagai. A dual-functional organic p–n bilayer catalyst comprising a perylene derivative and cobalt phthalocyanine working under illumination and in the dark, Journal of Materials Chemistry A, Royal Chemical Society, Vol. 5, no. 16, pp. 7445, Apr. 2017.
• Daiki Mendori, Takatoshi Hiroya, Megumi Ueda, Masachika Sanyoushi, Keiji Nagai, Toshiyuki Abe. Novel Photocatalytic Material of Organic p-n Bilayer Responsive to Near-Infrared Energy, Applied Catalysis B: Environmental, Elsevier, Vol. 205, pp. 514-518, Dec. 2016.
• Toshiyuki Abe, Katsuma Fukui, Yuto Kawai, Keiji Nagai, Hideki Kato. A water splitting system using an organophotocathode and titanium dioxide photoanode capable of bias-free H2 and O2 evolution, Chemical Communications, The Royal Society of Chemistry, Vol. 52, No. 49, pp. 7735-7737, June 2016.  公式リンク  
  
• Prabhakarn Arunachalam, Shuai Zhang, Toshiyuki Abe, Motonori Komura, Tomokazu Iyoda, Keiji Nagai. Weak visible light (∼mW/cm2) organophotocatalysis for mineralization of amine, thiol and aldehyde by biphasic cobalt phthalocyanine/fullerene nano composites prepared by wet process, Appl. Catal. B Environmental, Elsevier, Vol. 193, No. 1, pp. 240-247, Apr. 2016.  公式リンク  
  
• Toshiyuki Abe, Yuudai Hiyama, Katsuma Fukui, Kana Sahashi, Keiji Nagai. Efficient p-zinc phthalocyanine/n-fullerene organic bilayer electrode for molecular hydrogen evolution induced by the full visible-light energy, International Journal of Hydrogen Energy, Elsevier, Vol. 40, No. 30, pp. 9165-9170, June 2015.  公式リンク  
  
• Toshiyuki Abe, Yoshinori Tanno, Naohito Taira, Keiji Nagai. Efficient organo-photocatalysis system of an n-type perylene derivative/p-type cobalt phthalocyanine bilayer for the production of molecular hydrogen from hydrazine, RSC Advnces, RSC, Vol. 5, No. 12, pp. 46325-46329, May 2015.  公式リンク  
  
• Toshiyuki Abe, Naohiro Taira, Yoshinori Tanno, Yuko Kikuchi, Keiji Nagai. Decomposition of hydrazine by an organic fullerene–phthalocyanine p–n bilayer photocatalysis system over the entire visible-light region, Chem. Commun., Royal Chemical Society, Vol. 50, No. 16, pp. 1950, Feb. 2014.
• 長井圭治, 阿部敏之. 有機太陽電池の活性層を用いた全可視光応答光触媒 −汚濁物質分解・水分解へむけて−, 高分子論文集, 高分子学会, Vol. 70, No. 9, pp. 459-475, Sept. 2013.  公式リンク  
  
• Keiji Nagai, Yuzuri Yasuda, Tomokazu Iyoda, Toshiyuki Abe. Multilayerization of Organophotocatalyst Films that Efficiently Utilize Natural Sunlight in a One-Pass-Flow Water Purification System, ACS Sustainable Chem. Eng, American Chemical Society, Vol. 1, No. 8, pp. 1033−1039, Aug. 2013.  公式リンク  
  
• Toshiyuki Abe, Yoshinori Tanno, Toshihiro Ebina, Shouichi Miyakushi, Keiji Nagai. Enhanced photoanodic output at an organic p/n bilayer in the water phase by means of the formation of whiskered phthalocyanine, ACS Appl. Mater. Interfaces, ACS, Vol. 5, No. 4, pp. 1248–1253, Jan. 2013.  公式リンク  
  
• Toshiyuki Abe, Miyuki Ichikawa, Takahito Hikage, Seiji Kakuta, Keiji Nagai. Relationship between the morphology of poly(3-hexylthiophene)/methanofullerene composite and its photoelectrode characteristics in the water phase, Chem. Phys. Lett., Elsevier, Vol. 549, p. 77-81, Oct. 2012.  公式リンク  
  
• Shuai Zhang, Toshiyuki Abe, Tomokazu Iyoda, Keiji Nagai. Photoelectrode Characteristics of Partially Hydrolyzed Aluminum Phthalocyanine Chloride/Fullerene C60 Composite Nanoparticles Working in a Water Phase, Molecules, MDPI, Vol. 17, No. 9, p. 10801- 10815, Sept. 2012.  公式リンク  
  
• Toshiyuki Abe, Junpei Chiba, Misaki Ishidoya, Keiji Nagai. Organophotocatalysis system of p/n bilayers for wide visible-light-induced molecular hydrogen evolution, RSC Advances, Royal Chemical Society, Vol. 2, No. 21, p. 7992-7996, Aug. 2012.  公式リンク  
  
• Arunachalam Prabhakarn, Shuai Zhang, Keiji Nagai, Toshiyuki Abe, Tomokazu Iyoda. Synthesis and characterization of Biphasic Vanadyl phthalocyanine and Ccomposite nanoparticles through a reprecipitation process, Trans. Mat. Res. Soc. Japan, Vol. 37, No. 2, p. 205- 208, June 2012.
• Shuai Zhang, Prabhakarn Arunachalam, Toshiyuki Abe, Tomokazu Iyoda, Keiji Nagai. Photocatalytic decomposition of N-methyl-2-pyrrolidone, aldehydes, and thiol by biphase and p/n junction-like organic semiconductor composite nanoparticles responsive to nearly full spectrum of visible light, Journal of Photochemistry and Photobiology A: Chemistry, Elsevier, Vol. 244, No. 1, pp. 18-23, June 2012.  公式リンク  
  
• Toshiyuki Abe, Kazuki Nakamura, Hiromasa Ichinohe, Keiji Nagai. Evaluation of photoanodic output on carbon cluster/phthalocyanine films with respect to the types of n-type conductors employed, Journal of Materials Science, Springer, Vol. 47, No. 2, pp. 1071-1076, Dec. 2011.
• Keiji Nagai, Toshiyuki Abe, Yumi Kaneyasu, Yuzuri Yasuda, Ichirou Kimishima, Tomokazu Iyoda, Hiroshi Imaya. A Full-Spectrum Visible-Light-Responsive Organophotocatalyst Film for Removal of Trimethylamine, ChemSusChem, Wiley, Vol. 4, No. 6, pp. 727–730, June 2011.  公式リンク  
  
• Shuai Zhang, Ryohei Sakai, Toshiyuki Abe, Tomokazu Iyoda, Takayoshi Norimatsu, Keiji Nagai*. Photoelectrochemical and Photocatalytic Properties of BiphasicOrganic p- and n-Type Semiconductor Nanoparticles Fabricatedby a Reprecipitation Process, ACS Appl. Mater. Interfaces, American Chemical Society, Vol. 3, No. 6, pp. 1902–1909, May 2011.  公式リンク  
  
• Toshiyuki Abe, Shunsuke Tobinai, Naohiro Taira, Junpei Chiba, Takashi Ito, Keiji Nagai. Molecular Hydrogen Evolution by Organic p/n Bilayer Film of Phthalocyanine/Fullerene in the Entire Visible-Light Energy Region, J. Phys. Chem. C, American Chemical Society, Vol. 115, No. 15, pp. 7701-7705, Apr. 2011.  公式リンク  
  
• Toshiyuki Abe, Yuutarou Kamei, Keiji Nagai. Study of photoanode kinetics at metal-free phthalocyanine in an organic p/n bilayer with respect to the pH conditions employed, Solid State Sciences, Elsevier, Vol. 12, No. 7, pp. 1136-1139, July 2010.  公式リンク  
  
• Toshiyuki Abe, Hiromasa Ichinohe, Seiji Kakuta, Keiji Nagai. Organic Photoanode of Fullerene/Phthalocyanine Working in the Water Phase with Respect to Preparation Methods of the Bilayer Film, Japanese Journal of Applied Physics, 応用物理学会, Vol. 49, No. 1, 015101, Jan. 2010.
• Han Yang, Keiji Nagai, Toshiyuki Abe, Hirofumi Homma, Takayoshi Norimatsu, Ramasami Ramaraj. Enhanced Catalytic Activity of Gold Nanoparticles Doped in a Mesoporous OrganicGel Based on Polymeric Phloroglucinol Carboxylic Acid -Formaldehyde, ACS Appl. Mater. Interfaces, American Chemical Society, Vol. 1, No. 9, pp. 1860, Sept. 2009.  公式リンク  
  

著書

• Christopher D. Windle, Soundarrajan Chandrasekaran, Hiromu Kumagai, Go Sahara, Keiji Nagai, Toshiyuki Abe, Murielle Chavarot-Kerlidou, Osamu Ishitani, Vincent Artero. Molecular Design of Photocathode Materials for Hydrogen Evolution and Carbon Dioxide Reduction, Molecular Technology: Energy Innovation, Wiley, pp. 251-286, June 2018.  公式リンク  

国際会議発表 (査読有り)

• K. Nagai, T. Kuwabara, A. M. Fairus, M. Nakano, M. Karakawa, T. Taima, K. Takahashi, T. Abe. Visible Light Photocatalyst Prepared from Active Organic Photovoltaic Cell, PRiME 2020 (ECS, ECSJ, & KECS Joint Meeting), ECS Meeting Abstracts,, ECS, Vol. MA2020-02, Oct. 2020.  公式リンク  
  
• Keiji Nagai, Mohd Fairus Ahmad, Toshiyuki Abe. Micro- and Nano-Structure p-n Junction Based Organophotocatalyst Film, 1st International Conference on 4D Materials & Systems, ECS, Electrochemical Society, Aug. 2018.
• Keiji Nagai, Toshiyuki Abe. P-N junction based Organophotocatalyst, Japan-France Artificial Photosynthesis Symposium, Oct. 2016.
• Keiji Nagai, Toshiyuki Abe, Tomokazu Iyoda. p-n junction based Organophotocatalysis, The 3rd Chemical Resources Laboratory forum International, Oct. 2015.
• Keiji Nagai, Ahmad Mohd Fairus Bin, Chiharu Shinozaki, Tomokazu Iyoda, Toshiyuki Abe. Full-spectrum-visible-light Heterogeneous Organophotocatalysis Enhanced by p-n-Semiconductor Biphasing and Multilayerization, The 7th International Conference on Green and Sustainable Chemistry and 4th JACI/GSI Symposium, July 2015.
• Keiji Nagai, Toshiyuki Abe, Tomokazu Iyoda. Organophotocatalyst Films and Their Multilayerization That Efficiently Utilize Natural Sunlight, 227th Electrochemical Society Meeting, May 2015.
• Shuai Zhang, Toshiyuki Abe, Tomokazu Iyoda, Takayoshi Norimatsu, Kenji Nagai. Organic Semiconductor Nanoparticles with Heterojunctions Composed of Fullerene C and Zinc Phthalocyanine and Their Application to Visible-Light-Responsive Photocatalysts, Transactions of Materials Research Society of Japan, Materials Research Society of Japan, Vol. 36, No. 2, Page 177-181, June 2011.  公式リンク  
  

国際会議発表 (査読なし・不明)

• Mohd Fairus Ahmad, Toshiyuki Abe, Keiji Nagai. An effect of charge localization in domain interface towards enhancement of photoanodic current of organic heterojunction photocatalyst, International CLS Forum on "Photo and Catalytic Science for Sustainable Society, Mar. 2018.
• Mohd Fairus bin Ahmad, Toshiyuki Abe, Keiji Nagai. An effect of domain interface for the photoelectrochemistry of organic semiconductor heterojunction, The 2nd International Symposium on Recent Progress of Energy and Environmental Photocatalysis, Dec. 2017.

国内会議発表 (査読なし・不明)

• 長井 圭治, 桑原 貴之, Mohd Fairus AHMAD, 辛川 誠, 當摩 哲也, 高橋 光信, 中野正浩, 阿部 敏之. 有機薄膜太陽電池を母材とした可視光応答光触媒, 一般社団法人電子情報通信学会信学技報, OME2019, No. 60, pp. 5-8, Jan. 2020.

その他の論文・著書など

• 阿部敏之, 長井圭治. p/n型有機半導体フィルムの固／液界面特性とその光触媒機能, 電気化学および工業物理化学, 電気化学会, Vol. 78, No. 1, pp. 59-63, Jan. 2010.  公式リンク  
  

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