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【复材资讯】天津大学材料电化学与表界面工程团队:多级硬碳@硅 ...
通过硅烷气相沉积的方式,使纳米硅粒子均匀覆盖在硬碳基底表面。SEM图片展示了材料的表面形貌。在不同的煅烧时间和温度下,材料表现出不同的结晶度、容量和首效。在煅烧温度为540度,煅烧时间为2小时时,PHC@Si样品获得了88.8%的较高ICE,2058 mAh g−1的首次 ...
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今年10月,国务院办公厅印发《关于加快完善生育支持政策体系推动建设生育友好型社会的若干措施》的通知。 近日,第十二届全国少数民族传统 ...
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