Potfit:从第一性原理数据获取有效势
材料科学
2007-05-23 v2
摘要
我们介绍一个名为potfit的程序,该程序通过将有效的原子间相互作用势与第一性原理计算得到的一组参考数据相匹配来生成该势。因此,它允许使用物理上合理的势对材料进行大规模原子模拟。我们描述了该程序背后的基本原理,强调了其在适应不同系统和势模型方面的灵活性,同时也讨论了其局限性。该程序已成功用于为多种复杂金属间合金(尤其是准晶)创建有效势。
引用
@article{arxiv.0704.0185,
title = {Potfit: effective potentials from ab-initio data},
author = {Peter Brommer and Franz Gähler},
journal= {arXiv preprint arXiv:0704.0185},
year = {2007}
}
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