論文

• Yanna Chen, Osami Sakata, Hiroyuki Morita, Akifumi Matsuda, Fanhao Jia, Okkyun Seo, Loku Singgappulige Rosantha Kumara, Toshiaki Ina, Eiichi Kobayashi, Jaemyung Kim, Chulho Song, Satoshi Hiroi, Natalia Palina, Yanfang Lou, Wei Ren, Mamoru Yoshimoto. Electronic states of gallium oxide epitaxial thin films and related atomic arrangement, Applied Surface Science, Elsevier BV, 578, 151943, Mar. 2022.  公式リンク  
  
• Okkyun Seo, Akhil Tayal, Jaemyung Kim, Chulho Song, Yoshio Katsuya, Osami Sakata, Jiayi Tang, Nodo Lee, Yong Tae Kim, Yuki Ikeya, Shiori Takano, Akifumi Matsuda, Mamoru Yoshimoto. Modifying the crystal structures of Fe2O3-doped NiO epitaxial thin films grown at room temperature by controlling the oxygen partial pressure, Applied Surface Science, Elsevier, Volume 533, Dec. 2020.  公式リンク  
  
• Okkyun Seo, Akhil Tayal, Jaemyung Kim, Chulho Song, Yanna Chen, Satoshi Hiroi, Yoshio Katsuya, Toshiaki Ina, Osami Sakata, Yuki Ikeya, Shiori Takano, Akifumi Matsuda, Mamoru Yoshimoto. Tuning of structural, optical band gap, and electrical properties of room-temperature-grown epitaxial thin films through the Fe₂O₃:NiO ratio, Scientific Reports, SpringerNature, 9, Mar. 2019.  公式リンク  
  

国際会議発表 (査読有り)

• Akifumi Matsuda, Yoshiharu Shinozaki, Seo Okkyun, Osami Sakata, Satoru Kaneko, Yoshisato Kimura, Mamoru Yoshimoto. Effect of Heavy Doping of Aliovalent Cations on Structure and Thermoelectric Properties of NiO-Based Epitaxial Thin Films, 2019 MRS Fall Meeting & Exhibit, Dec. 2019.  公式リンク  
  
• Akifumi Matsuda, Seo Okkyun, Osami Sakata, Mamoru Yoshimoto. Room-temperature epitaxy and optoelectronic properties of heavily doped Ni1–xFexO thin films, Materials Research Meeting 2019, Dec. 2019.  公式リンク  
  
• Akifumi Matsuda, Seo Okkyun, Osami Sakata, Satoru Kaneko, Mamoru Yoshimoto. Room-temperature epitaxy and optoelectronic properties of heavily doped NiO thin films, The 13th Pacific Rim Conference of Ceramic Societies, Oct. 2019.  公式リンク  
  
• Akifumi Matsuda, Hiroyuki Morita, Tomoaki Oga, Yanna Chen, Okkyun Seo, Osami Sakata, Nobuo Tsuchimine, Satoru Kaneko, MAMORU YOSHIMOTO. Solid-Phase Heteroepitaxy and Synchrotron Radiation Analyses of β-Ga₂O₃ Thin Films Fabricated by Room-Temperature Laser Processes, 2018 MRS Fall Meeting & Exhibit, Nov. 2018.  公式リンク  
  

国内会議発表 (査読なし・不明)

• 松田晃史, Yoshiharu Shinozaki, 金子健太, 大賀友瑛, Seo Okkyun, 坂田修身, 金子智, 吉本護. 室温合成Ni1-xFexO固溶体エピタキシャル薄膜の構造・物性相関, MRM Forum 2020, Dec. 2020.  公式リンク  
  
• 池谷侑紀, 土嶺信男, 金子 智, Okkyun Seo, 坂田 修身, 松田 晃史, 吉本 護. 岩塩型Ni_1-XFe_XO薄膜の室温エピタキシャル成長と特性評価, 2018年 第79回 応用物理学会秋季学術講演会, Sept. 2018.  公式リンク  
  

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