Zobrazeno 1 - 10
of 206
pro vyhledávání: '"Masataka Wakihara"'
Publikováno v:
Journal of Solid State Electrochemistry. 16:847-855
For solving the safety issue of lithium ion batteries, the choice of all-solid polymer electrolyte is one of the possible solutions. However, usual polyethylene oxide including lithium supporting agent has not enough lithium ion conductivity as elect
Publikováno v:
ChemPhysChem. 10:1911-1915
The addition of plasticizers into Li(+)-conductive solid polymer electrolytes (SPEs) is a commonly known technique to enhance the ionic conductivity. Among the used plasticizers, alkoxides of group-13 elements [such as poly(ethylene glycol) (PEG)-bor
Publikováno v:
Advanced Functional Materials. 19:918-925
Solid-state lithium polymer secondary batteries (LPB) are fabricated with a two-electrode-type cell construction of Li|solid-state polymer electrolyte (SPE)|LiFePO4. Plasticizers of poly(ethylene glycol) (PEG)-borate ester (B-PEG) or PEG-aluminate es
Autor:
Masataka Wakihara, Woosuk Cho, Hajime Miyashiro, Masanobu Nakayama, Wonkyung Ra, Yo Kobayashi, Tomoaki Kashiwagi
Publikováno v:
Electrochimica Acta. 54:1842-1850
The changes of Li + /vacancy arrangement in Li 2+ x Ti 3 O 7 with a ramsdellite-type structure upon topo-electrochemical Li + insertion were investigated by the entropy measurement of reaction combined with the Monte Carlo simulation. The experimenta
Publikováno v:
Electrochimica Acta. 53:8196-8202
Controlling the ion/electron-transfer reaction at the electrode|electrolyte (solid/liquid) interface is a necessary and vitally important point for improving the operation of various electrochemical devices. In this paper, we propose a polymer coatin
Publikováno v:
Electrochimica Acta. 53:549-554
Tris(methoxy polyethylenglycol) borate ester (B-PEG) and aluminum tris(polyethylenglycoxide) (Al-PEG) were used as electrolyte solvent for lithium ion battery, and the electrochemical property of these electrolytes were investigated. These electrolyt
Publikováno v:
Journal of Solid State Electrochemistry. 12:57-62
Nanostructured lithium manganese oxide with spherical particles was synthesized via ultrasonic spray pyrolysis technique. The material shows a pronounced stability upon prolonged cycling at room temperature at high charge–discharge rates up to 10C.
Publikováno v:
The Journal of Physical Chemistry C. 111:7548-7553
Cu2Sb is known as a promising anode material for a lithium ion battery due to its good cycle performance and large volumetric capacity. In the present study we aimed to construct the ternary phase diagram for the Li−Cu−Sb system to elucidate the
Publikováno v:
Solid State Ionics. 178:981-986
All solid-state lithium polymer secondary battery (LPB) was fabricated by using lithium conducting poly(ethylene oxide) film as solid-state polymer electrolyte (SPE). To enhance the ionic conductivity of lithium, PEG-borate ester or PEG-aluminate est
Publikováno v:
Journal of Solid State Chemistry. 179:3534-3540
Nonstoichiometric spinel oxides, LiAl{sub x}Mn{sub 2-x}O{sub 4-{delta}} (x=0.1,0.2), were synthesized under controlled partial pressure of oxygen, and their elecrochemical performances were investigated. As an Al content increases, solubility limit o