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yunfei0350

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[求助] CASTEP收敛准则怎么确定的,优化晶胞结果对计算结果影响如何?

小弟初学MS,有些疑问向各位前辈求教:

Q1:在进行结构优化时能量和ev/atm收敛的怎么定义,是否受晶胞中所含的元素影响?如果影响,如何确定计算时收敛值。
Q2:  优化导致晶格变形,所计算的band structure、density of states与优化前计算的band structure、density of states相差大吗?
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