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ÄãºÃ£¬ÎұȽÏÍÆ¼öFiorentini and Methfesse·½·¨ In the limit of large N one can rewrite Eq. 1 as Eslab = 2Sigma + N*Ebulk If the total energy of the slab depends linearly on slab thickness N, the bulk energy term Ebulk can be taken as the slope and used in Eq. 1, also avoiding a calculation on a separate bulk system. Eq.1¾ÍÊDZíÃæÄ͍ܵÒåʽ |
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