Kei Kubota - Dissemin

All papers authored by Kei Kubota

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2024 Eun Jeong Kim, Ryoichi Tatara

, Tomooki Hosaka

, Kei Kubota

, Shinichi Kumakura, Shinichi Komaba

Effects of Particle Size and Polytype on the Redox Reversibility of the Layered Na_0.76Ni_0.38Mn_0.62O₂ Electrode

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2023 Kei Kubota

, Fumihiko Ichihara

, Takuya Masuda

Operando High-Temperature X-Ray Absorption Spectroscopy of LiNiO₂ Cathode Material during Synthesis

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Daisuke Igarashi

, Yoko Tanaka, Kei Kubota

, Ryoichi Tatara

, Hayato Maejima, Tomooki Hosaka

, Shinichi Komaba

New Template Synthesis of Anomalously Large Capacity Hard Carbon for Na‐ and K‐Ion Batteries

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Marcela Calpa

, Kei Kubota

, Emiko Mizuki, Manai Ono, Shoichi Matsuda, Kazunori Takada

Voltage hysteresis hidden in an asymmetric reaction pathway

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Kei Kubota

, Takuya Asari, Shinichi Komaba

Impact of Ti and Zn Dual‐Substitution in P2 Type Na_2/3Ni_1/3Mn_2/3O₂ on Ni–Mn and Na‐Vacancy Ordering and Electrochemical Properties

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This paper is made freely available by the publisher.

2022 Ryoichi Tatara

, Hosei Suzuki, Mizuki Hamada, Kei Kubota

, Shinichi Kumakura, Shinichi Komaba

Application of P2-Na_2/3Ni_1/3Mn_2/3O₂ Electrode to All-Solid-State 3 V Sodium(-Ion) Polymer Batteries

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Tomooki Hosaka

, Rie Takahashi, Kei Kubota

, Ryoichi Tatara

, Yuki Matsuda, Kazuhiko Ida, Kanji Kuba, Shinichi Komaba

Origin of enhanced capacity retention of aqueous potassium-ion batteries using monohydrate-melt electrolyte

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Eun Jeong Kim, Tomooki Hosaka

, Kei Kubota

, Ryoichi Tatara

, Shinichi Kumakura, Shinichi Komaba

Effect of Cu Substitution in P′2- and P2-Type Sodium Manganese-Based Oxides

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Mizuki Hamada, Ryoichi Tatara

, Kei Kubota

, Shinichi Kumakura, Shinichi Komaba

All-Solid-State Potassium Polymer Batteries Enabled by the Effective Pretreatment of Potassium Metal

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Tomooki Hosaka

, Ayumi Noda, Kei Kubota

, Kento Chiguchi, Yuki Matsuda, Kazuhiko Ida, Satoshi Yasuno

, Shinichi Komaba

Superconcentrated NaFSA–KFSA Aqueous Electrolytes for 2 V-Class Dual-Ion Batteries

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Mitsuharu Tabuchi, Yoshikazu Sasaki, Hideka Shibuya, Kyousuke Doumae, Misaki Katayama, Keisuke Yamanaka, Yasuhiro Inada, Ryota Yuge, Kei Kubota

Structural change and charge compensation mechanism for Li1+(Fe0.1Ni0.1Mn0.8)1-O2 (0 < x <1/3) positive electrode material during electrochemical activation

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Amine Bouibes, Norio Takenaka, Kei Kubota

, Shinichi Komaba

, Masataka Nagaoka

Development of advanced electrolytes in Na-ion batteries: application of the Red Moon method for molecular structure design of the SEI layer

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Eun Jeong Kim

, P. Ramesh Kumar, Zachary T. Gossage

, Kei Kubota

, Tomooki Hosaka

, Ryoichi Tatara

, Shinichi Komaba

Active material and interphase structures governing performance in sodium and potassium ion batteries

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2021 Ryoichi Tatara, Takuma Umezawa, Kei Kubota

, Tatsuo Horiba, Rena Takaishi, Kazuo Hida, Takashi Matsuyama, Satoshi Yasuno, Shinichi Komaba

Effect of Substituted Styrene‐Butadiene Rubber Binders on the Stability of 4.5 V‐Charged LiCoO₂ Electrode

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Petla Ramesh Kumar, Kei Kubota

, Daisuke Igarashi, Shinichi Komaba

Enhanced Electrochemical Properties of KTiOPO₄–rGO Negative Electrode for Sodium and Potassium Ion Batteries

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Mitsuharu Tabuchi

, Mitsunori Kitta, Koji Yazawa, Kei Kubota

Facile Material Design Concept for Co-Free Lithium Excess Nickel-Manganese Oxide as High-Capacity Positive Electrode Material

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Chinnasamy Sengottaiyan, Kei Kubota

, Shinichi Kumakura, Yang TaeHyeon, Tomooki Hosaka, Shinichi Komaba

La₂Ni_0.5Li_0.5O₄ Modified Single Polycrystalline Particles of NMC622 for Improved Capacity Retention in High-Voltage Lithium-Ion Batteries

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Tomooki Hosaka, Taiga Fukabori, Tatsuo Matsuyama, Ryoichi Tatara

, Kei Kubota

, Shinichi Komaba

1,3,2-Dioxathiolane 2,2-Dioxide as an Electrolyte Additive for K-Metal Cells

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This paper was not found in any repository; the policy of its publisher is unknown or unclear.

Daisuke Igarashi, Kei Kubota

, Tomooki Hosaka, Ryoichi Tatara, Tsuyoshi Inose, Yuji Ito, Hirofumi Inoue, Masataka Takeuchi, Shinichi Komaba

Effect of Crystallinity of Synthetic Graphite on Electrochemical Potassium Intercalation into Graphite

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P. Ramesh Kumar

, Kei Kubota

, Yusuke Miura

, Mirai Ohara, Kazuma Gotoh

, Shinichi Komaba

Na3V2O2(PO4)2F3-2 as a stable positive electrode for potassium-ion batteries

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All papers authored by Kei Kubota