Journal Paper

• Arvind Pujari, Kumar Raju, Atsuko Yaguchi, Yoshihiro Nishimura, Yuya Akimoto, Atsunori Ikezawa, Hajime Arai, Michael De Volder. Operando Confocal Microscopy of Structured Battery Electrodes, Journal of The Electrochemical Society, Vol. 172, No. 7, July 2025.
• Rui Liu, Atsunori Ikezawa, Moritz Borkenhagen, Takeyoshi Okajima, Daniel Schröder, Hajime Arai. Highly active LMO/Ni(Fe)-LDH bifunctional gas-diffusion electrode with bilayer design, Journal of Power Sources, Vol. 652, June 2025.  Official location  
• Kota Nakahara, Atsunori Ikezawa, Junichi Inamoto, Takeyoshi Okajima, Hajime Arai. How Do Pore Sizes Affect the Oxygen Reduction Reaction Kinetics of Platinum Electrodes?, Journal of Materials Chemistry A, Vol. 13, pp. 18338 - 18347, Apr. 2025.  Official location  
• Hiroshi Suyama, Shigeki Sato, Tomoya Matsunaga, Toshihiko Inoue, Atsunori Ikezawa, Hajime Arai. Application of Potassium Pyrophosphate Aqueous Electrolytes to Nickel Metal Hydride Batteries, ACS Applied Energy Materials, Vol. 8, No. 7, pp. 4257–4264, Mar. 2025.  Official location  
• Hajime Arai, Atsunori Ikezawa. Lithium Batteries – Lithium Secondary Batteries – Li-ion Battery | Positive Electrode: Lithium Cobalt Oxide, Encyclopedia of Electrochemical Power Sources (Second Edition), Elsevier, Vol. 4, pp. 218-225, Jan. 2025.  Official location  
• J. Y. Huot, Atsunori Ikezawa, Hajime Arai. Chemistry and Electrochemistry | Zinc, Encyclopedia of Electrochemical Power Sources (Second Edition), Elsevier, Vol. 1, pp. 852-863, Jan. 2025.  Official location  
• Hajime Arai, Atsunori Ikezawa. Electrochemical Devices | Metal-Air Batteries, Encyclopedia of Electrochemical Power Sources (Second Edition), Elsevier, Vol. 1, pp. 292-300, Jan. 2025.  Official location  
• Hajime Arai, Atsunori Ikezawa, Jean-Francois Drillet. Batteries – Battery Types – Zinc Batteries | Zinc–Air, Encyclopedia of Electrochemical Power Sources (Second Edition), Elsevier, Vol. 3, pp. 851-864, Jan. 2025.  Official location  

Book

• Atsunori Ikezawa, Hajime Arai. 水溶液系二次電池の研究開発 ～ 高エネルギー密度化と高耐久化 ～, 月刊 車載テクノロジー 2025年 3月号, 技術情報協会, Vol. 12, No. 6, pp. 69-75, Mar. 2025.

Domestic Conference (Reviewed)

• Nanako Nonaka, Atsunori Ikezawa, TAKEYOSHI OKAJIMA, Hajime Arai. Cu, Ag, Niを電位指示物質に用いた二機能性空気極内局所状態の光学観察, 電気化学会第92回大会, Mar. 2025.
• Ryohei Kosasa, Atsunori Ikezawa, Hiroshi Suyama, Tomoya Matsunaga, Toshihiko Inoue, TAKEYOSHI OKAJIMA, Hajime Arai. Operando Mn–およびBi–XAFSによる水和二酸化マンガン正極の充放電メカニズム解析, 電気化学会第92回大会, Mar. 2025.

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