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liuguanghui铜虫 (小有名气)
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[求助]
Mg的Summary of elastic constants 为什么有负值?
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============================ Summary of elastic constants ============================ id i j Cij (GPa) 1 1 1 44.90202 +/- 0.090 3 3 3 93.35350 +/- 0.790 4 4 4 -13.25624 +/- 0.268 7 1 2 51.32583 +/- 0.318 8 1 3 6.45519 +/- 0.275 要想变成正值,参数该怎样调整? |













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