不燃性常温型溶融塩電解液を用いるロッキングチェア型リチウム二次電池のV2O5正極特性
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The rocking chair type lithium secondary battery using a nonflammable LiCl saturated AlCl3–1–ethyl–3–methylimidazolium chloride (EMIC) electrolyte operated at ambient temperatures has been developed. In this paper, the positive electrode (crystalline V2O5) characteristics and the discharge-charge cycle performance in this electrolyte were investigated. The content of the intercalated lithium in V2O5 and the structure of LixV2O5 were observed. As a result, the main reaction during the discharge-charge cycle was considered to be the intercalation and deintercalation reactions of lithium in the V2O5. When the discharge-charge cycle of the V2O5 electrode was performed, the life of the cycle ability was over more than 100. The nonflammable rocking chair type Li–Al¦LiCl saturated AlCl3–EMIC ¦ V2O5 secondary cell showed 3.2~2.0 V discharge voltage and 150 Ah/kg of discharge capacity.
- 一般社団法人 軽金属学会の論文
一般社団法人 軽金属学会 | 論文
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