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For each system, we first performed a tight structural optimization,
followed by a frequency calculation to confirm that the
optimized structure was indeed a minimum (with no imaginary
frequencies). Single-point frequency calculations and NBO
analyses were carried out with tight SCF convergence and
ultrafine grids in the structural optimizations.

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    2. tight SCF convergence and ultrafine grids in the structural optimizations
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caozf(½ð±Ò+2): 2010-06-17 22:37:15
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[ Last edited by yjcmwgk on 2010-6-17 at 15:16 ]
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caozf

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Originally posted by yjcmwgk at 2010-06-17 15:01:24:

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3Â¥2010-06-17 22:13:55
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yjcmwgk

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Originally posted by caozf at 2010-06-17 22:13:55:

лл£¬ÎÒ»¹ÓÐÒ»¸öÎÊÌâ²»ÊǺܶ®£¬¾ÍÊÇÄã˵µÄ¼ÈȻʹÓÃÁËÕâÖָ߼¶¼ÆË㣬scf(tight)ÊDZز»¿ÉÉٵģ¬ÄÇôÊDz»ÊÇ»¹Òª¼ÓÉÏscf=tightÕâ¸ö¹Ø¼ü´Ê£¬Õâ¸öÓ¦¸ÃÊǼÆËãµ¥µãÄÜʱºòÒªÓõİɡ£
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