Lithiation-delithiation kinetics of BaLi₂Ti₆O₁₄ anode in high-performance secondary Li-ion batteries

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• 作者：Minghe Luo¹ ; Xiaoting Lin¹ ; Hua Lan ; Haoxiang Yu ; Lei Yan ; Shangshu Qian ; Nengbing Long ; Miao Shui ; Jie Shu ; ^{sergio_shu@hotmail.com}
• 关键词：BaLi2Ti6O14 ; Anode material ; Chemical diffusion coefficient ; Lithium ion batteries
• 刊名：Journal of Electroanalytical Chemistry
• 出版年：2017
• 出版时间：1 February 2017
• 年：2017
• 卷：786
• 期：Complete
• 页码：86-93
• 全文大小：2248 K
• 卷排序：786

文摘

BaLi2Ti6O14 is prepared by a simple solid state reaction. Capacity retention is 74.1% for BaLi2Ti6O14 at 5C after 1000 cycles. Electrochemical kinetics of BaLi2Ti6O14 is studied by CV, GITT and in-situ EIS. Symmetrical structural change is observed by in-situ XRD.