論文

• Takahito Nishimura, Jakapan Chantana, Yu Kawano, Akira Yamada, Yoshinori Kimoto, Takuya Kato, Hiroki Sugimoto, Takashi Minemoto. Interfacial modification mechanism by aging effect for high-performance Cd-free and all-dry process Cu(In,Ga)(S,Se)2 solar cells, Applied Physics Letters, vol. 117, pp. 223501, Nov. 2020.
• Jakapan Chantana, Takahito Nishimura, Yu Kawano, Naoki Suyama, Akira Yamada, Yoshinori Kimoto, Takuya Kato, Hiroki Sugimoto, Takashi Minemoto. Aging effect of a Cu(In,Ga)(S,Se)2 absorber on the photovoltaic performance of its Cd-free solar cell fabricated by an all-dry process: its carrier recombination analysis, Advanced Energy Materials, 1902869, Oct. 2019.
• Homare Hiroi, Yasuaki Iwata, Hiroki Sugimoto, akira yamada. Progress Toward 1000-mV Open-Circuit Voltage on Chalcopyrite Solar Cells, IEEE Journal of Photovoltaics, IEEE, Aug. 2016.  公式リンク  
  
• Homare Hiroi, Yasuaki Iwata, Hiroki Sugimoto, AKIRA YAMADA. New world record efficiency for pure-sulfide Cu(In,Ga)S2 thin-film solar cell with Cd-free buffer layer via KCN-free process, IEEE Journal of Photovoltaics, IEEE, Volume 6, Page 760-763, Mar. 2016.  公式リンク  
  
• Kento Furuta, Noriyuki Sakai, Takuya Kato, Hiroki Sugimoto, Yasuyoshi Kurokawa, Akira Yamada. Improvement of Cu2ZnSn(S,Se)4 Solar cells efficiency by Surface treatment, Physica Status Solidi (c), Vol. 12, No. 6, pp. 704-707, Apr. 2015.
• Jeehwan Kim, Homare Hiroi, Teodor K. Todorov, Oki Gunanwan, Masaru Kuwahara, Tayfun Gokmen, Dhruv Nair, Marinus Hopstaken, Byungha Shin, Hiroki Sugimoto, David B. Mitzi. High Efficiency Cu2ZnSn(S,Se)4 Solar Cells by Applying a Double In2S3/CdS Emitter, ADVANCED MATERIALS, Volume 26, Page 7427-7431, Nov. 2014.  公式リンク  
  

国際会議発表 (査読有り)

• Homare Hiroi, Yasuaki Iwata, Hiroki Sugimoto, Akira Yamada. Over 16% efficiency of Se-free Cu(In,Ga)S2 solar cell, European Materials Research Society, May 2017.  公式リンク  
  
• Homare Hiroi, Yasuaki Iwata, Kyouhei Horiguchi, Hiroki Sugimoto, Akira Yamada. New Challenge in Se-free Cu(In,Ga)S2 Solar Cells, The 26th International Photovoltaic Science and Engineering Conference (PVSEC-26), Oct. 2016.  公式リンク  
  
• Homare Hiroi, yasuaki Iwata, Hiroki Sugimoto, Akira Yamada. Investigation of Se-free (Ag,Cu)(In,Ga)S2 solar cells, 20th International Conference on Ternary and Multinary Compounds (ICTMC-20), Sept. 2016.  公式リンク  
  
• Takuya Kato, Kimihiko Kitani, Kong-Fai Tai, Rui Kamada, Homare Hiroi, Hiroki Sugimoto. Characterization of the Back Contact of CIGS Solar Cell as the Origin of “Rollover” Effect, EU PVSEC 2016, June 2016.  公式リンク  
  
• Kento Furuta, Motoki Watanabe, Noriyuki Sakai, Takuya Kato, Hiroki Sugimoto, Akira Yamada. Evaluation of thiourea treated Cu2ZnSn(S,Se)4 solar cells, 25th International Photovoltaic Science & Engineering Conference, Nov. 2015.

国内会議発表 (査読有り)

• 廣井誉, 岩田 恭彰, 杉本 広紀, 山田 明. セレンフリーCu(In,Ga)S2薄膜太陽電池の変換効率改善, 第77回応用物理学会秋季学術講演会, Sept. 2016.

国内会議発表 (査読なし・不明)

• 古田健人, 渡辺基, 酒井紀行, 加藤拓也, 杉本広紀, 山田明. Cu2ZnSn(S,Se)4薄膜太陽電池の光吸収層への表面処理の評価, 第76回応用物理学会秋季学術講演会, Sept. 2015.

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