The results show that in ab initio method the choice of pseudopotential has great influence, and different basis function leads to different lattice constant in si material.
计算结果表明,在第一性原理计算方法中,赝势的选用和基函数的确定对计算结果起很大影响,不同的基函数对应不同的硅单晶的晶格常数。
The results show that in ab initio method the choice of pseudopotential has great influence, and different basis function leads to different lattice constant in si material.
计算结果表明,在第一性原理计算方法中,赝势的选用和基函数的确定对计算结果起很大影响,不同的基函数对应不同的硅单晶的晶格常数。
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