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eeworld.com.cn
9 天
韩美合作研究团队开发出金属氧化物氢化技术 可使锂离子电池容量翻倍
通过一系列基本的电化学和光谱实验,该研究团队证实,掺杂的氢离子限制了氧化钼在充放电过程中发生的晶体结构坍塌反应。这大大提高了电池循环的稳定性。研究人员进一步的计算化学和电化学分析表明,氢离子扭曲了氧化钼的对称晶体结构,形成了使锂离子在晶体内平稳扩散的通道,从而实现了快速充放电。
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