Synthesis of Cu-doped Li₂O and its cathode properties for lithium-ion batteries based on oxide/peroxide redox reactions

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• 作者：Hiroaki Kobayashi^a ; Mitsuhiro Hibino^a ; ^{hibino@appchem.t.u-tokyo.ac.jp} ; Tetsuya Makimoto^a ; Yoshiyuki Ogasawara^a ; Kazuya Yamaguchi^a ; Tetsuichi Kudo^a ; Shin-ichi Okuoka^b ; Hironobu Ono^b ; Koji Yonehara^b ; Yasutaka Sumida^b ; Noritaka Mizuno^a ; ^{tmizuno@mail.ecc.u-tokyo.ac.jp}
• 关键词：Lithium-ion battery ; Lithium-peroxide battery ; Cu-doped Li2O ; Cathode material
• 刊名：Journal of Power Sources
• 出版年：2017
• 出版时间：1 February 2017
• 年：2017
• 卷：340
• 期：Complete
• 页码：365-372
• 全文大小：2225 K
• 卷排序：340

文摘

A new cathode material Cu-doped Li2O is synthesized mechanochemically. The Cu-doped Li2O is structurally analyzed by XRD and XAS. The Cu-doped Li2O exhibits a reversible capacity of 300 mAh g−1. The O2−/O22− redox reactions proceed reversibly during charge–discharge.