高容量锂离子电池Li 2 MnSiO 4 /C正极材料的合成和电化学性能研究(英文)
发布时间：2023-03-27 05:17
在三元液相体系中合成了球形Li2MnSiO4/C复合正极材料,XRD、SEM和电化学性能测试对材料进行了表征。XRD测试表明Li2MnSiO4具有正交结构,对应Pmn21空间群。SEM显示所得样品为小于1μm的球形颗粒。将Li2MnSiO4/C组装成扣式电池进行电化学测试的结果表明,在1.54.6 V,该样品的初始充电容量达310 mAh/g,放电容量高至286 mAh/g,为理论比容量的85.9%;循环30次后放电比容量为142 mAh/g。
【文章页数】：4 页
【文章目录】：
1 Experiment
2 Results and Discussion
2.1 Structural characterization of Li2MnSiO4/C obtained in different liquid systems
2.2 Morphologies of Li2MnSiO4/C obtained in different liquid systems
2.3 Electrical performance of Li2MnSiO4/C obtained in different liquid systems
3 Conclusions
本文编号：3772469
【文章页数】：4 页
【文章目录】：
1 Experiment
2 Results and Discussion
2.1 Structural characterization of Li2MnSiO4/C obtained in different liquid systems
2.2 Morphologies of Li2MnSiO4/C obtained in different liquid systems
2.3 Electrical performance of Li2MnSiO4/C obtained in different liquid systems
3 Conclusions
本文编号：3772469
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