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×î½ü×ÁÄ¥ÔõôÓÃgaussianÀ´×öscs-mp2 ÎÄÏ×¼ûS.Grimme J. Chem. Phys 2003,118,9095 ÐèÒªÓõ½gaussian¼ÆËã½á¹ûµÄÊý¾Ý£¬ÈçÏÂ(Ϊg03µÄÊä³öÎļþ£© Spin components of T(2) and E(2): alpha-alpha T2 = 0.9386991328D-01 E2= -0.2551138229D+00 alpha-beta T2 = 0.4903096895D+00 E2= -0.1496720103D+01 beta-beta T2 = 0.9386991328D-01 E2= -0.2551138229D+00 ANorm= 0.1295395506D+01 E2 = -0.2006947749D+01 EUMP2 = -0.49555972975718D+03 1£©alpha-alpha¡¢alpha-beta ºÍbeta-beta Ó¦Ö¸µç×ÓµÄ×ÔÐýÇé¿ö¡£ÇëÎÊ T2 ºÍE2ָʲô£¿ 2£©·Ö×ÓÄÜÁ¿Ó¦ÎªEUMP2 ÄÇE2ÓÖÊÇÖ¸Ê²Ã´ÄØ£¿ ÇëÖ¸½Ì. [ Last edited by piaoma on 2010-3-21 at 20:32 ] |
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lihb734
Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)
Õ¾ÔÚ¼ÆË㻯ѧÈëÃŵÄÃż÷ÉÏ
- QCÇ¿Ìû: 2
- Ó¦Öú: 132 (¸ßÖÐÉú)
- ½ð±Ò: 7495.4
- É¢½ð: 9378
- ºì»¨: 74
- Ìû×Ó: 3107
- ÔÚÏß: 1177.3Сʱ
- ³æºÅ: 448403
- ×¢²á: 2007-11-01
- ÐÔ±ð: GG
- רҵ: ÀíÂۺͼÆË㻯ѧ
¡ï ¡ï
piaoma(½ð±Ò+3):лл²ÎÓë
yjcmwgk(½ð±Ò+1): 2010-03-22 13:46
piaoma(½ð±Ò+3):лл²ÎÓë
yjcmwgk(½ð±Ò+1): 2010-03-22 13:46
| why not use ORCA? This method has been implemented in this free soft. |

2Â¥2010-03-21 21:27:25
piaoma
ľ³æ (СÓÐÃûÆø)
- Ó¦Öú: 6 (Ó×¶ùÔ°)
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- É¢½ð: 157
- Ìû×Ó: 162
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- ³æºÅ: 201836
- ×¢²á: 2006-02-28
- ÐÔ±ð: GG
- רҵ: ÀíÂۺͼÆË㻯ѧ
3Â¥2010-03-21 22:17:05
sobereva
ÖÁ×ðľ³æ (ÖøÃûдÊÖ)
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- ½ð±Ò: 2180.5
- ºì»¨: 217
- Ìû×Ó: 1241
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- ×¢²á: 2006-09-23
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piaoma(½ð±Ò+3):лл²ÎÓë
piaoma(½ð±Ò+50): 2010-03-22 10:54
piaoma(½ð±Ò+3):лл²ÎÓë
piaoma(½ð±Ò+50): 2010-03-22 10:54
|
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4Â¥2010-03-22 04:28:30
lihb734
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- QCÇ¿Ìû: 2
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- ½ð±Ò: 7495.4
- É¢½ð: 9378
- ºì»¨: 74
- Ìû×Ó: 3107
- ÔÚÏß: 1177.3Сʱ
- ³æºÅ: 448403
- ×¢²á: 2007-11-01
- ÐÔ±ð: GG
- רҵ: ÀíÂۺͼÆË㻯ѧ

5Â¥2010-03-22 09:21:51
lihb734
Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)
Õ¾ÔÚ¼ÆË㻯ѧÈëÃŵÄÃż÷ÉÏ
- QCÇ¿Ìû: 2
- Ó¦Öú: 132 (¸ßÖÐÉú)
- ½ð±Ò: 7495.4
- É¢½ð: 9378
- ºì»¨: 74
- Ìû×Ó: 3107
- ÔÚÏß: 1177.3Сʱ
- ³æºÅ: 448403
- ×¢²á: 2007-11-01
- ÐÔ±ð: GG
- רҵ: ÀíÂۺͼÆË㻯ѧ
¡ï ¡ï ¡ï
piaoma(½ð±Ò+40): 2010-03-22 10:54
yjcmwgk(½ð±Ò+3): 2010-03-23 13:37
piaoma(½ð±Ò+40): 2010-03-22 10:54
yjcmwgk(½ð±Ò+3): 2010-03-23 13:37
|
¸ù¾ÝÄúµÄÌáʾÒÔ¼°JCP, 118,9095ÖнáÂÛ²¿·ÖµÄÕâ¾ä»°¡°One important aspect of the idea is to require that the total correlation energy after scaling (roughly) equals the unscaled MP2 energy.¡° J. Chem. Phys. 129, 024103 (2008)£¬ÕâÆªÎÄÏ×ÖеĹ«Ê½5 E(MP2) = E(HF) + Ec = E(HF) + c¡ü¡ýEc¡ü¡ý + 0.5c¡ü¡üEc¡ü¡ü + 0.5c¡ý¡ýEc¡ý¡ý, Ó¦¸ÃÊÇ´íµÄ£¬ÎÒ¾õµÃÓ¦¸ÃûÓÐǰ±ßµÄϵÊý1/2ÁË¡£c¡ü¡ý=1.2, c¡ý¡ý=0.33 ÇëÄúÖ¸½Ì¡£ÀíÓÉÈçÏ£º Ec = c¡ü¡ýEc¡ü¡ý + 0.5c¡ü¡üEc¡ü¡ü + 0.5c¡ý¡ýEc¡ý¡ý=1.2*-0.1496720103D+01 + 0.33* -0.2551138229D+00 = -1.8806 ²»µÈÓÚE2 = -0.2006947749D+01 £¬ ¶øÂÔÈ¥¶þ·Ö֮һʱ£º Ec = c¡ü¡ýEc¡ü¡ý + 0.5c¡ü¡üEc¡ü¡ü + 0.5c¡ý¡ýEc¡ý¡ý=1.2*-0.1496720103D+01 + 2*0.33* -0.2551138229D+00 = -1.9643 Ô¼µÈÓÚE2 =-0.2006947749D+01 |

6Â¥2010-03-22 09:39:22
piaoma
ľ³æ (СÓÐÃûÆø)
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- ½ð±Ò: 2725.5
- É¢½ð: 157
- Ìû×Ó: 162
- ÔÚÏß: 590.2Сʱ
- ³æºÅ: 201836
- ×¢²á: 2006-02-28
- ÐÔ±ð: GG
- רҵ: ÀíÂۺͼÆË㻯ѧ
¡ï
yjcmwgk(½ð±Ò+1): 2010-03-23 13:37
yjcmwgk(½ð±Ò+1): 2010-03-23 13:37
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- QCÇ¿Ìû: 2
- Ó¦Öú: 132 (¸ßÖÐÉú)
- ½ð±Ò: 7495.4
- É¢½ð: 9378
- ºì»¨: 74
- Ìû×Ó: 3107
- ÔÚÏß: 1177.3Сʱ
- ³æºÅ: 448403
- ×¢²á: 2007-11-01
- ÐÔ±ð: GG
- רҵ: ÀíÂۺͼÆË㻯ѧ
¡ï ¡ï
yjcmwgk(½ð±Ò+2): 2010-03-23 13:37
yjcmwgk(½ð±Ò+2): 2010-03-23 13:37
|
¶ÔÓÚÒ»£ºÊÇ·ñÒâζ×ÅÓ¢ÓïµÄϰ¹ßûÓÐÖÐÎĵÄÒ»Ò»¶ÔÓ¦µÄÒâ˼°¡£¿ÎÒ¿´ÄǾ仰Èç¹ûÒ»Ò»¶ÔÓ¦µÄ»°Ó¦¸ÃÊÇÕâÑùµÄ¡£ ¶ÔÓÚÎÊÌâ¶þ£ºÎÒÏë˵Ã÷ÊÇÔÚ¹«Ê¾ÖÐÊÇ·ñÓÐÕâ¸öϵÊý1/2¡£ Grimme˵¹ý£¬EcÓ¦¸Ã£¨½üËÆ£©µÈÓÚE2µÄ£¬SCS-MP2µÄÄ¿µÄÊÇΪÁ˸ü׼ȷµÄ¿¼ÂÇ×ÔÐýƽÐеġ¢×ÔÐý·´Æ½ÐеÄÏà¹ØÄܵķÖÁ¿£¬¶ø²»ÊÇÏàÍ¬È¨ÖØµÄ¿¼ÂÇ¡£ËùÒÔ¶ÔÓÚµÚ¶þ¸öÎÊÌâÎÒ¾õµÃÄã¿ÉÄÜÀí½â´íÁË¡£ |

8Â¥2010-03-22 16:01:26
sobereva
ÖÁ×ðľ³æ (ÖøÃûдÊÖ)
±¾ÈËÒÑÓÀ¾ÃÀ뿪Сľ³æ
- QCÇ¿Ìû: 17
- Ó¦Öú: 226 (´óѧÉú)
- ¹ó±ö: 5.4
- ½ð±Ò: 2180.5
- ºì»¨: 217
- Ìû×Ó: 1241
- ÔÚÏß: 366.8Сʱ
- ³æºÅ: 281271
- ×¢²á: 2006-09-23
- רҵ: ÓîÖæÑ§
¡ï ¡ï ¡ï
yjcmwgk(½ð±Ò+3): 2010-03-23 13:37
yjcmwgk(½ð±Ò+3): 2010-03-23 13:37
|
ÎÄÖеÄÕâ¾ä»°ÈÝÒ×Ôì³ÉÎó½â£º ES and ET are given by contributions from electron pairs with aa, bb, and ab spin as... ËûµÄ˳Ðò±íÃæÉÏ·´ÁË£¬µ«ÊDz¢Ã»ÓÐ˵respectively¡£¶øÇÒËûµÄÒâ˼ÊÇÈöÁÕß¿´ÏÂÃæµÄʽ×Ó£¬ÏÂÃæµÄʽ×Óº¬ÒåÕýÈ·¡£ËùÒÔÕâû±ØÒª×·¾¿Õâ¾ä»°¡£ÕýÈ·Òâ˼¾ÍÊÇETÊÇ×ÔÐýƽÐеűÏ×£¬ESÊÇ·´Æ½ÐеűÏס£ ÎÄÖÐÄǸö1/2Ó¦µ±Ã»ÓÐʵ¼ÊÒâÒå¡£ÎÄÖÐEc=ES+ET£¬¸ß˹Êä³öÖÐEc=E2=E2¡ü¡ý+ E2¡ý¡ý+E2¡ü¡ü£¬ÏÔÈ»E2¡ý¡ý+E2¡ü¡ü=ET£¬¹Ê¸ß˹Êä³öµÄE2¡ý¡ýºÍE2¡ü¡ü¾Í¶ÔÓ¦ÎÄÖÐʽ2µÄÁ½Ï°üÀ¨ÁË1/2£©¡£ |
9Â¥2010-03-22 16:53:02
piaoma
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- Ó¦Öú: 6 (Ó×¶ùÔ°)
- ½ð±Ò: 2725.5
- É¢½ð: 157
- Ìû×Ó: 162
- ÔÚÏß: 590.2Сʱ
- ³æºÅ: 201836
- ×¢²á: 2006-02-28
- ÐÔ±ð: GG
- רҵ: ÀíÂۺͼÆË㻯ѧ
10Â¥2010-03-22 16:59:10














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