論文

• K.Kubota, T.Kaneko, M.Hirayama, M.Yonemura, Y.Imanari, K.Nakane, R.Kanno. Direct synthesis of oxygen-deficient Li2MnO3−x for high capacity lithium battery electrodes, J. Power Sources, Volume 216, Page 249-255, Oct. 2012.  公式リンク  
  
• Yang Yang, Masaaki Hirayama, Kei Kubota, Ryoji Kanno. Synthesis and electrode characteristics of solid solution LiMn1−xFexPO4(OH) (0 ≤ x ≤ 0.3) with tavorite structure for lithium batteries, Journal of Power Sources, Vol. 205, pp. 394-401, May 2012.
• Masaaki Hirayama, Hiroki Tomita, Kei Kubota, Hidekazu Ido, Ryoji Kanno. Synthesis and electrochemical properties of nanosized LiFeO2 particles with a layered rocksalt structure for lithium batteries, Materials Research Bulletin, Vol. 47, 1, pp. 79-84, Jan. 2012.
• Masaaki Hirayama, Hiroki Tomita, Kei Kubota, Ryoji Kanno. Structure and electrode reactions of layered rocksalt LiFeO2 nanoparticles for lithium battery cathode, Journal of Power Sources, Vol. 196, No. 16, pp. 6809-6814, Aug. 2011.

国際会議発表 (査読有り)

• Kei Kubota, Sho Ando, Takayuki Kaneko, Hansen Michael Chang, Masaaki Hirayama, Ryoji Kanno, Yuichiro ImanariI, Kenji Nakane. Electrochemical properties of Li2MnO3 reduced by metal hydride, the 5th Asian Conference on Electrochemical Power Sources (ACEPS), 183, Sept. 2010.
• Kei Kubota, Sho Ando, Takayuki Kaneko, Masaaki Hirayama, Ryoji Kanno. High-pressure Synthesis, Structure and Electrochemical Properties of Transition Metal Oxides Containing Lithium, Second International Forum on Multidisciplinary Education and Research for Energy Science, Dec. 2009.

国内会議発表 (査読有り)

• 久保田圭, 金子隆之, 平山雅章, 米村雅雄, 菅野了次, 今成裕一郎, 中根堅次. 金属水素化物を用いた Li2MnO3の還元と電極特性, 第51回電池討論会, 3C15, Nov. 2010.
• 久保田圭, 安藤翔, ハンセン チャン, 平山雅章, 菅野了次. リチウム過剰層状遷移金属酸化物の高圧合成とリチウム電池特性, 粉体粉末冶金協会平成22年度春季大会, Page 1-48B, May 2010.
• 富田紘貴, 久保田圭, 米村雅雄, 平山雅章, 山田淳夫, 菅野了次. 層状岩塩型LiFeO2の微粒子合成と電気化学特性, 電気化学会第77回大会, Page 1B28, Mar. 2010.
• 久保田 圭, 平山 雅章, 菅野 了次. Li2MnO3-LiMnO2固溶体の高圧合成と構造、物性, 2009年電気化学秋季大会, 1J10, Sept. 2009.
• 久保田 圭, 平山 雅章, 山田 淳夫, 菅野 了次. Li2MnO3-LiMnO2固溶体の高圧合成と構造、物性, 日本化学会関東支部第3回関東支部大会, P3-006, Sept. 2009.

国際会議発表 (査読なし・不明)

• Hansen Chang, Kei Kubota, Yasuaki Matsuda, Masaaki Hirayama, Ryoji Kanno. Synthesis and Characterization of Li Excess Layered Material Synthesized in an Oxygen Rich Condition, The First International Education Forum on Environment and Energy Science, Dec. 2014.
• Hansen Chang, Kei Kubota, Yasuaki Matsuda, Masaaki Hirayama, Ryoji Kanno. Synthesis and Characterization of Li Excess Layered Material Synthesized Under High Oxygen Pressur, 224th ECS Meeting, 2014.
• Mitsuharu Tabuchi, Yoko Nabeshima, Tomonari Takeuchi, Hiroyuki Kageyama, Mitsunori Kitta, Kazumi Tanimoto, Kei Kubota, Ryoji Kanno, Kentaro Nakahara, Kaichiro Nakano. Structural change for Fe-substituted Li2MnO3 after electrochemical charge and discharge, Lithium Battery Discussion2013, 2014.
• Yasuaki Matsuda, Kei Kubota, Masao Yonemura, Masaaki Hirayama, Ryoji Kanno. High Pressure Synthesis, Structure and Electrochemical Properties of Lithium Rich Layered Rocksalt Oxides, the 19th International Conference on solid State Ionics, 2014.
• Kei Kubota, Masaaki Hirayama, Masao Yonemura, Ryoji Kanno, Yuichiro Imanari, Kenji Nakane. Electrochemical Properties of Li2MnO3-x Reduced by Metal Hydrides, Third International Forum on Multidisciplinary Education and Research for Energy Science, 2013.
• K. Kubota, M. Hirayama, M. Yonemura, R. Kanno, Y. Imanari, K. Nakane. Electrochemical Properties of Limno Reduced by Metal Hydrides, 18th International Conference on Solid State Ionics (SSI-18), 2013.
• K. Kubota, M. Hirayama, M. Yonemura, R. Kanno, Y. Imanari, K. Nanake. Electrochemical Properties of Li2MnO3 Reduced by Metal Hydrides, the 62nd Annual Meeting of the International Society of Electrochemistry, 2013.
• Chang Hansen, Kei Kubota, Genki Kobayashi, Masaaki Hirayama, Ryoji Kanno. High Pressure Synthesis and Electrochemical Properties of Lithium Transition Metal Oxides with a Layered Rocksalt Structure, The fourth International Forum on Multidisciplinary Education and Research for Energy Science, 2013.
• K. Kubota, M. Hirayama, R. Kanno, M. Yonemura, Y. Imanari, K. Nakane, M. Cuisinier, N. Dupr_, D. Guyomard. Structure and Physical Properties of Reduced Li2MnO3 by Metal Hydrides, The fourth International Forum on Multidisciplinary Education and Research for Energy Science, 2013.
• K. Kubota, M. Hirayama, R. Kanno, M. Yonemura, Y. Imanari, K. Nakane, M. Cuisinier, N. Dupré, D. Guyomard. Structure and Electrochemical Properties of Oxygen-Deficient Li2MnO3-x, Pacific Rim Meeting on Electrochemiacl and Solid-State Science (PRiME2012), Oct. 2012.
• K. Kubota, M. Hirayama, R. Kanno, M. Yonemura, Y. Imanari, K. Nakane, M.Cuisinier, N. Dupré, D. Guyomard. DIRECT SYNTHESIS OF OXYGEN-DEFICIENT Li2MnO3-x FOR HIGH CAPACITY LITHIUM BATTERY ELECTRODES, Asian conference on solid state ionics 2012, July 2012.
• K. Kubota, M. Hirayama, R. Kanno, M. Yonemura, Y. Imanari, K. Nakane, M. Cuisinier, N. Dupré, D. Guyomard. Structure and Electrochemical Properties of Oxygen-Deficient Li2MnO3-x, the 16th International Meeting on Lithium Batteries(IMLB2012), June 2012.

国内会議発表 (査読なし・不明)

• 田渕光春, 鍋島洋子, 竹内友成, 蔭山博之, 谷本一美, 今泉純一, 久保田圭, 菅野了次. 鉄置換Li2MnO3系正極材料の充放電時の結晶構造変化, 電気化学会第80回大会, 2014.
• 松田泰明, 久保田圭, 米村雅雄, 平山雅章, 菅野了次. 層状岩塩型酸化物Li1.2+xMn0.3Co0.2Ni0.3O2(0 ≤ x ≤ 0.6)の合成、構造と電気化学特性, 電気化学会第80回大会, 2014.
• 松田泰明, Chang Hansen, 戸井信二, 久保田 圭, 米村雅雄, 平山雅章, 菅野了次. リチウム過剰層状岩塩型酸化物の高圧合成と構造、電気化学特性, 第53回電池討論会, 2014.
• 久保田 圭, 平山雅章, 菅野了次, 米村雅雄, 今成裕一郎, 中根堅次, Marine Cuisinier, Nicolas Dupre, Dominique Guyomard. Li2MnO3-x酸素欠損相の直接合成と構造、電気化学特性, 第53回電池討論会, 2014.
• 戸井信二, Chang Hansen Micheal, 久保田圭, 松田泰明, 小林玄器, 米村雅雄, 平山雅章, 菅野了次. リチウム過剰層状岩塩型酸化物の高圧合成と電気化学特性, 第14回化学電池材料研究会ミーティング, 2014.
• 田渕光春, 鍋島洋子, 竹内友成, 蔭山博之, 橘田晃宜, 谷本一美, 久保田圭, 菅野了次, 中原謙太郎, 中野嘉一郎. 鉄置換Li2MnO3系正極材料の構造変化からみた高容量発現機構, 粉体粉末冶金平成25年度春季大会, 2014.
• 久保田圭, 平山雅章, 菅野了次, 米村雅雄, 今成裕一郎, 中根堅次, Marine Cuisinier, Nicolas Dupre, Dominique Guyomard. 酸素欠損相Li2MnO3-xの直接合成、構造、電気化学特性, 粉体粉末冶金平成24年度春季大会, 2014.
• 久保田圭, 平山雅章, 菅野了次, 米村雅雄, 今成裕一郎, 中根堅次, Nicolas DUPRE, Dominique GUYOMARD. Li2MnO3酸素脱離相の還元合成と構造、物性, 2011年電気化学秋季大会, 2013.
• Michael Hansen Chang, 久保田圭, 小林玄器, 平山雅章, 菅野了次. リチウム過剰層状岩塩型酸化物Li1+xLi0.2Mn0.3Ni0.2Co0.3O2(0.4≦x≦0.8)の合成と電気化学特性, 電気化学会第78回大会, 2013.
• Chang Hansen, Kei Kubota, Genki Kobayashi, Masaaki Hirayama, Ryoji Kanno. High Pressure Synthesis and Electrochemical Properties of Lithium Transition Metal Oxides with a Layered Rocksalt Structure, 第52回電池討論会, 2013.
• 山本邦光, 久保田圭, 平山雅章, 菅野了次. リチウム電池電極材料Li2RuO3の合成、構造、電気化学特性, セラミックス基礎科学討論会第50回記念大会, 2013.
• 松田泰明, Hansen Michael Chang, 久保田圭, 戸井信二, 小林玄器, 平山雅章, 菅野了次. リチウム過剰層状岩塩型酸化物Li1.2+xMn0.3Ni0.3Co0.2O2(0≦x≦0.6)の構造と電気化学特性, 電気化学会第79回大会, 2013.
• Masaaki Hirayama, Kunimitsu Yamamoto, Kei Kubota, Ryoji Kanno. Electrode reaction of lithium excess layered oxide Li2RuO3, the 16th International Meeting on Lithium Batteries(IMLB2012), June 2012.

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