Synchrotron-based x-ray absorption spectroscopy for the electronic structure of Li_xMn_0.8Fe_0.2PO₄ mesocrystal in Li⁺ batteries

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• 作者：Sungun Wi^a ; ¹Author Vitae ; Jungjin Park^b ; ¹Author Vitae ; Sangheon Lee^aAuthor Vitae ; Joonhyeon Kang^aAuthor Vitae ; Taehyun Hwang^aAuthor Vitae ; Kug-Seung Lee^cAuthor Vitae ; Han-Koo Lee^cAuthor Vitae ; Seunghoon Nam^dAuthor Vitae ; Chunjoong Kim^e ; ^{ckim0218@cnu.ac.kr}Author Vitae ; Yung-Eun Sung^b ; ^{ysung@snu.ac.kr}Author Vitae ; Byungwoo Park^a ; ^{byungwoo@snu.ac.kr}Author Vitae
• 关键词：LiMn0.8Fe0.2PO4 ; Electronic structure ; X-ray absorption spectroscopy ; Rate capability
• 刊名：Nano Energy
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：31
• 期：Complete
• 页码：495-503
• 全文大小：1539 K
• 卷排序：31

文摘

Mesocrystal LiMn0.8Fe0.2PO4 synthesized by a straightforward solvothermal method. High specific capacity and superior rate capability. Quantitative analysis of synchrotron-based soft and hard x-ray absorption spectroscopy. Clear understanding on the reaction mechanism of Mn and Fe in LiMn0.8Fe0.2PO4.