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×öµÄ½ðÊôÍÅ´Ø ¿ª¿Ç²ãHOMO-LUMO GapÎÊÌ⠺öàÀàËÆµÄÎÄÕ¶¼Ã»ÓаÑHOMO-LUMO GapÕâ¸öÎÊÌâ˵Çå³þ ÒòΪ¶ÔÓÚ¿ª¿Ç²ãµÄÎÊÌâÏÖÔÚ´æÔÚÕùÒé ¿ª¿Ç²ãÊÇSOMO Re: CCL:How to define HOMO-LUMO gap in open shell system ? Ò²¿´ÁË ¹Ø¼üÊÇÎÒ²»Ã÷°×ÆÀÉóÈËÏÂÃæµÄÒ»¾ä»°: For A6B-, however, the HOMO is single occupied, that is, an additional electron will enter in that HOMO level, and the HOMO-LUMO gap should be zero. This zero gap will happen for all clusters AnB- with even n. ΪʲôΪ0? ÈçºÎ¸Ä? [ Last edited by sculhf on 2009-10-10 at 17:14 ] |
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http://muchong.com/bbs/viewthread.php?tid=1408125 µÚ¶þÕµÚÈý½Ú Ò²Ðí»á¶ÔÄãÓÐÓÃ°É ±Â¹ÜÄǸöÉó¸åÈËÁË Ö±½Óɾ³ýÄãµÄÂÛÎÄÖÐÈ«²¿LUMOºÍHOMOµÄ±íÊö ÎÒÊÇÓøß˹¿ª¿Ç²ã·½·¨¼ÆËãµÄÍÅ´Ø£¬ÄÇôSOMO£¨°¢¶û·¨£©ºÍSOMO£¨±´Ëþ£©µÄ¹ìµÀÄܼ¶ÊDz»Í¬µÄ GAPÔõôҲ²»»áΪÁã°¡ A open shell system has the MOs like this: #- #-4 #- #-5 #- #-3 #-x#-2 #-x#- #-x#-1 #-x#- #-x#- #-x#- #-x#- alpha beta MO with "x" has an electron occupation. Then how to define the HOMO-LUMO gap of this system? To define on gap as E_gap=E3-E2???[/quote] [ Last edited by yjcmwgk on 2009-10-10 at 16:38 ] |

10Â¥2009-10-10 15:15:29
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sculhf(½ð±Ò+1,VIP+0):ÎÒ¾õµÃÒ²¿ÉÄÜÆÀÉóÈ˸ã´íÁ˵«ÊÇËû¼á³Ö×Ô¼ºµÄ¹Ûµã 10-10 10:45
sculhf(½ð±Ò+1,VIP+0):ÎÒ¾õµÃÒ²¿ÉÄÜÆÀÉóÈ˸ã´íÁ˵«ÊÇËû¼á³Ö×Ô¼ºµÄ¹Ûµã 10-10 10:45
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2Â¥2009-10-10 10:43:45
sculhf
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3Â¥2009-10-10 10:44:15
sculhf
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4Â¥2009-10-10 10:46:17














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