Structural integrity—Searching the key factor to suppress the voltage fade of Li-rich layered cathode materials through 3D X-ray imaging and spectroscopy techniques
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- 作者：Yahong Xua ; b ; 1Author Vitae ; Enyuan Huc ; 1Author Vitae ; Feifei YangdAuthor Vitae ; Jeff CorbettbAuthor Vitae ; Zhihong Suna ; Yingchun LyueAuthor Vitae ; Xiqian Yuc ; e ; xyu@iphy.ac.cn" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; Yijin Liub ; liuyijin@slac.stanford.edu" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; Xiao-Qing Yangc ; xyang@bnl.gov" class="auth_mail" title="E-mail the corresponding authorAuthor Vitae ; Hong LieAuthor Vitae
- 关键词：Lithium-ion batteries ; Cathode ; Lithium rich layered oxides ; Voltage fade ; Transmission X-ray microscopy
- 刊名：Nano Energy
- 出版年：2016
- 出版时间：October 2016
- 年：2016
- 卷：28
- 期：Complete
- 页码：164-171
- 全文大小：2090 K
文摘
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Direct observation of chemical and morphological heterogeneity of Li2Ru0.5Mn0.5O3 cathode at particle level.
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Correlates the cathode material's meso/nano scale heterogeneity to its voltage fade.
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Understanding of the meso/nano scale morphology's impact on the electro-chemical reaction pathway.