MoS2量子点的第一性原理计算

来源 :第十三届国际凝聚态理论与计算材料学会议(The 13th International Conference on Con | 被引量 : 0次 | 上传用户:liyanhao1986
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  随着纳米科学技术的迅速兴起,量子点开始受到越来越多的关注。通过控制量子点的形状、结构与尺寸就可以调节其能隙,以满足器件设计的不同需要。本文选取MoS2量子点,对其结构稳定性、电学与磁学性质进行第一性原理计算。计算结果表明通过调控量子点生长时的S的浓度可以调控量子点形貌结构,最终在不同的S浓度的氛围下可以生长出3种不同形貌的,并且进一步分析得出这三种量子点不同的电学与磁学性质,为MoS2量子点的实验制备与器件应用提供理论基础。
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