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the cubic 2*2*2 supercell is used to find the Hellman-Feynman forces generated when displacing Mg and O atoms, one at the time, along x direction.
²»Ã÷ one at the time ÊÇʲôÒâ˼¡£ÊÇ˵ͬʱ½«MgºÍOÒÆÀëÆ½ºâλÖû¹ÊÇ×öÁ½´ÎÒÆ¶¯£¬¼´Òƶ¯Ò»¸öMgÔ­×Ó±£³ÖÆäËûËùÓÐÔ­×ÓλÖò»±ä£¬ÔÙÒÆ¶¯OÔ­×Ó¶øÈÃÆäËûÔ­×ÓλÖù̶¨£¿
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[ Last edited by stractor on 2011-4-1 at 21:29 ]
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zzy870720z(½ð±Ò+2): ллָµã 2011-04-04 13:49:09
stractor(½ð±Ò+10): OK, I get it 2011-04-04 21:29:27
displacing Mg and O atoms, one at the time,    ÒÆ¶¯Ò»¸öMgÔ­×Ó±£³ÖÆäËûËùÓÐÔ­×ÓλÖò»±ä£¬ÔÙÒÆ¶¯OÔ­×Ó¶øÈÃÆäËûÔ­×ÓλÖù̶¨
along x direction.£¬£¬   xÖᣬ×óÓÒÒÆ¶¯
2Â¥2011-04-04 12:49:56
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