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LiFePO_4/C/GO的制备及其电化学性能研究

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摘要 通过静电纺丝法制备LiFePO_4/C/GO正极复合材料。通过X射线衍射图谱(XRD)、扫描电镜(SEM)对合成材料进行结构及形貌分析,并采用循环伏安(CV)、恒流充放电等表征手段对合成材料进行电化学性能测试。结果表明:氧化石墨烯的引入没有改变磷酸铁锂橄榄石晶体结构,在形貌上优于普通,表现出更优越的电化学性能,电荷转移电阻显著降低,在0.1C倍率时的放电容量为118.4 mAh/g。
出处 《新疆有色金属》 2016年第2期80-82,共3页
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