Hirokazu Ishitobi, Honoka Doki, Soshi Shiraishi, Hidehiko Tsukada, Yoshikiyo Hatakeyama, Takato Nakao, Nobuyoshi Nakagawa. Enhancing understanding of pressure drop in carbon porous electrodes for vanadium redox flow batteries. Journal of Energy Storage. 2023. 73. 109066-109066
Hirokazu Ishitobi, Honoka Doki, Soshi Shiraishi, Hidehiko Tsukada, Yoshikiyo Hatakeyama, Ryusuke Obata, Nobuyoshi Nakagawa. Enhancement of the Electrode Activity of the Vanadium Redox Flow Battery by Higher Crystallinity of Carbon Matrix Using Seamless and Consecutive-porous Carbon Materials. Journal of The Electrochemical Society. 2023. 170. 1. 010536-010536
Hirokazu Ishitobi, Shunya Yamamoto, Takafumi Ishii, Kosuke Oba, Honoka Doki, Ryusuke Obata, Atsumi Miyashita, Hiroyuki Okazaki, Nobuyoshi Nakagawa. Activity Enhancement of a Carbon Electrode Material for Vanadium Redox Flow Battery by Electron-Beam Irradiation. JOURNAL OF CHEMICAL ENGINEERING OF JAPAN. 2021. 54. 5. 219-225
Nobuyoshi Nakagawa, Hirokazu Ishitobi, Soma Abe, Masaki Kakinuma, Hiroshi Koshikawa, Shunya Yamamoto, Tetsuya Yamaki. A novel method to enhance the catalytic activity of PtRu on the support using CeO2 by high-energy ion-beam irradiation. Catalysis Today. 2021. 364. 118-124
Ryota Meguro, Hirokazu Ishitobi, Ryo Suto, Toru Mitsuyoshi, Kaito Uehara, Yoshihiro Otsuka, Nobuyoshi Nakagawa. Study of deep oxidation and sulfonation of graphene oxide as low-temperature fuel cell electrolyte. International Journal of Hydrogen Energy. 2021. 46. 1. 1085-1095