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Akademický článek

Ethylene Carbonate-based Concentrated Electrolyte Composed of Asymmetric Amide Anion for Rechargeable Sodium-ion Batteries

Autor: Yoshiki YOKOYAMA, Reita FURUI, Shiro SEKI

Publikováno v: Electrochemistry, Vol 92, Iss 7, Pp 077006-077006 (2024)

The phase behavior, Na+ coordination structure, Na+ conduction and transport properties, and battery performance of liquid electrolytes comprising sodium (fluorosulfonyl) (trifluoromethylsulfonyl) amide (NaFTA) and ethylene carbonate (EC) are investi

Externí odkaz: https://doaj.org/article/6f34bed6f5eb4378bdca4c3e9dc72b3b

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Akademický článek

Chemically and Physically Cross-Linked Inorganic–Polymer Hybrid Solvent-Free Electrolytes

Autor: Yamato Kanai, Koji Hiraoka, Mutsuhiro Matsuyama, Shiro Seki

Publikováno v: Batteries, Vol 9, Iss 10, p 492 (2023)

Safe, self-standing, all-solid-state batteries with improved solid electrolytes that have adequate mechanical strength, ionic conductivity, and electrochemical stability are strongly desired. Hybrid electrolytes comprising flexible polymers and highl

Externí odkaz: https://doaj.org/article/dd0ee1136790488f867500e51beaaddc

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Akademický článek

Fluoride Ion Conductive Polymer Electrolytes for All-solid-state Fluoride Shuttle Batteries

Autor: Keitaro TAKAHASHI, Atsuya YOKOO, Yukari KANEKO, Takeshi ABE, Shiro SEKI

Publikováno v: Electrochemistry, Vol 88, Iss 4, Pp 310-313 (2020)

To control the fluoride dissociation and conduction of polyether-based solid polymer electrolytes, an electrolyte system composed of a host polymer, metal salt, and anion acceptor was proposed. Appropriate choices of metal salt with low lattice entha

Externí odkaz: https://doaj.org/article/20e1592cc7c64d3a8f194a4ca3b1744c

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Akademický článek

Investigation for Charge-Discharge Operations of Li4Ti5O12-Sulfur Batteries by Suitable Choice of Materials and Cell Preparation Processes

Autor: Kazuki MACHIDA, Hibiki MIYAUCHI, Yusuke USHIODA, Keitaro TAKAHASHI, Shiro SEKI

Publikováno v: Electrochemistry, Vol 90, Iss 6, Pp 067006-067006 (2022)

To achieve stable charge-discharge operations of Li-S batteries, [Li4Ti5O12 | sulfurized polyacrylonitrile (SPAN)] cells treated with a Li pre-doping process were prepared by two different techniques. Several different materials were studied without

Externí odkaz: https://doaj.org/article/be35149445494ac68437a972f18d9dcd

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Akademický článek

Mouse Acidic Chitinase Effectively Degrades Random-Type Chitosan to Chitooligosaccharides of Variable Lengths under Stomach and Lung Tissue pH Conditions

Autor: Satoshi Wakita, Yasusato Sugahara, Masayuki Nakamura, Syunsuke Kobayashi, Kazuhisa Matsuda, Chinatsu Takasaki, Masahiro Kimura, Yuta Kida, Maiko Uehara, Eri Tabata, Koji Hiraoka, Shiro Seki, Vaclav Matoska, Peter O. Bauer, Fumitaka Oyama

Publikováno v: Molecules, Vol 26, Iss 21, p 6706 (2021)

Chitooligosaccharides exhibit several biomedical activities, such as inflammation and tumorigenesis reduction in mammals. The mechanism of the chitooligosaccharides’ formation in vivo has been, however, poorly understood. Here we report that mouse

Externí odkaz: https://doaj.org/article/c7e3c168daf14ca5936ba77f5e7f2ff1

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Li+ transport properties of sulfolane-based gel polymer electrolyte and effective suppression of lithium polysulfide dissolution in lithium–sulfur batteries

Autor: Hibiki Miyauchi, Kohei Inaba, Keitaro Takahashi, Nana Arai, Yasuhiro Umebayashi, Shiro Seki

Publikováno v: Sustainable Energy & Fuels. 6:4218-4226

New-type sulfolane gel electrolytes exhibited high battery performance owing to chemical and physical control of Li2Sn dissolution and diffusion properties.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ba1a7c236b1c151661ada20749a31961
https://doi.org/10.1039/d2se00711h

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