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ronnie5031

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mchen10

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ronnie5031(½ð±Ò+1): 2011-01-08 10:50:03
ronnie5031(½ð±Ò+1): 2011-04-28 11:35:25
upstair is right

MP2 is the perturbation on HF
HF is the reference for MP2
5Â¥2011-01-08 01:32:00
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huijiany

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heyo_123(½ð±Ò+1):¹ÄÀø½»Á÷£¡ 2011-01-07 18:23:04
Ò»°ã¶øÑÔMP2ÊDZȽϺÏÀíµÄ£¬²»¹ý¼ÆËãµÄʱºò²ÎÊýûºÏÀíÉèÖûᵼÖ³ö´í£¬¶àÊÔÊÔÆäËû²ÎÊý
2Â¥2011-01-07 13:13:54
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ronnie5031

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ÒýÓûØÌû:
Originally posted by huijiany at 2011-01-07 13:13:54:
Ò»°ã¶øÑÔMP2ÊDZȽϺÏÀíµÄ£¬²»¹ý¼ÆËãµÄʱºò²ÎÊýûºÏÀíÉèÖûᵼÖ³ö´í£¬¶àÊÔÊÔÆäËû²ÎÊý

ÄÇômp2·½·¨¼ÆËã³öÀ´µÄlogÎļþÀïµÄHFÄÜÁ¿ÊÇʲô£¿ÔõôµÃµ½µÄ£¿
3Â¥2011-01-07 18:15:09
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galaxyqtm

½ð³æ (СÓÐÃûÆø)


ronnie5031(½ð±Ò+2):thanks 2011-01-08 10:49:48
ronnie5031(½ð±Ò+1): 2011-04-28 11:34:52
A MP2 job will get HF energy, E(HF), and wavefunction first, then get the second order correction to the energy,E(2),  so E(MP2)= E(HF) + E(2).
HF energy is first order energy,E(HF)=E(0)+E(1) and HF wavefunction is zeroth order wavefunction.
4Â¥2011-01-08 01:10:55
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