Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Yukinari Kotani"'
Autor:
Kazuto Ide, Hisatsugu Yamasaki, Takeshi Tojigamori, Yusaku Yamamoto, Shintaro Tachibana, Yukinari Kotani, Yuki Orikasa, Hidenori Miki
Publikováno v:
Chemistry Letters. 50:120-123
The mixed-anion fluorosulfide Yb3F4S2 was examined as a solid electrolyte for all-solid-state fluoride-ion batteries. The synthesized Yb3F4S2 compound by solid-state reaction under vacuum contained...
Publikováno v:
Journal of Power Sources. 298:236-240
Electrochemical properties of three perovskite oxides with different B-site elements, LaMnO 3 , La 0.6 Sr 0.4 FeO 3 and LaNiO 3 , are examined with and without carbon using gas-diffusion electrodes, in comparison with our previous results on La 0.5 S
Autor:
Shintaro Tachibana, Yuki Orikasa, Yukinari Kotani, Takeshi Tojigamori, Hisatsugu Yamasaki, Kazuto Ide
Publikováno v:
ECS Meeting Abstracts. :3521-3521
Fluoride-ion batteries using solid-state electrolytes exhibit the high theoretical energy density and one of the candidates for next-generation rechargeable batteries [1]. For fluoride-ion batteries, the ion carrier is monovalent fluoride ion, which
Publikováno v:
Journal of Power Sources. 278:645-651
The oxygen reduction reaction (ORR) and the oxygen evolution reaction (OER) of air electrodes consisting of La0.5Sr0.5CoO3 and/or carbon in the electrocatalyst layer are studied by using two types of gas diffusion electrodes. Cyclic voltammetry and s
Autor:
Hirofumi Nakamoto, Hideki Iba, Sanae Okazaki, Hidetaka Nishikoori, Kensuke Takechi, Tohru Shiga, Yasunori Sakurabayashi, Nobuaki Takazawa, Fuminori Mizuno, Taishi Shiotsuki, Yukinari Kotani, Shinji Nakanishi, Tomoki Kodama, Iwao Nitta, Shougo Higashi
Publikováno v:
Journal of Power Sources. 228:47-56
High oxygen radical stability of electrolyte solvent is a key parameter necessary to overcome a large voltage gap in discharge–charge profiles of the non-aqueous Li–air battery. We have proposed N -methyl- N -propylpiperidinium bis(trifluorometha
Autor:
Tetsuhiko Kobayashi, Siqi Shi, Tetsu Kiyobayashi, Yukinari Kotani, Ling Jiang, Qiang Xu, Xin-Bo Zhang, Song Han, Nobuhiro Kuriyama
Publikováno v:
The Journal of Physical Chemistry C. 111:5064-5068
The adsorption and dissociation of H2 on the Na2O (110) surface have been studied with the first-principles molecular dynamics method. It is found that the adsorption configuration is energetically...
Autor:
Yukinari Kotani, Kohei Miyazaki, Koji Nishio, Zempachi Ogumi, Takeshi Abe, Koji Suto, Shinji Nakanishi
Publikováno v:
Electrochemistry. 80:728-730
Publikováno v:
Electrochemistry. 78:403-405
Rechargeable Li-air battery is a candidate for post Li-ion battery with high energy density. In this paper, the rechargeability of Li-air battery over 100 cycles was confirmed and its capacity retention over 60% was achieved. Nevertheless, a large vo
Autor:
Yukinari Kotani
Publikováno v:
ECS Meeting Abstracts. :29-29
For a practical electric vehicle to be widely accepted in the market, development of next generation batteries with high energy density is critical. So far, Toyota is promoting battery R&D from both the engineering and scientific point of view, and w
Autor:
Allen G. Oliver, Jaroslav Zajicek, Gary D. Allred, Masaki Matsui, Yukinari Kotani, Claudiu B. Bucur, Tsuyoshi Sugimoto, Hee Soo Kim, John Muldoon
Publikováno v:
Energy & Environmental Science. 5:5941
Low cost, non-dendritic magnesium metal is an ideal anode for a post lithium ion battery. Currently, development of magnesium electrolytes governs the rate of progress in this field, because electrolyte properties determine the class of cathodes util