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wenxuan5788

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[½»Á÷] [ÇóÖú]Murnaghan״̬·½³ÌÔõôÄâºÏ£¿

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y1ding

Ìú¸Ëľ³æ (ÖøÃûдÊÖ)

google murnfit F90
2Â¥2008-09-26 13:48:43
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cyber334

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gromacs(½ð±Ò+2,VIP+0):ллָµã
I used two programs to fit E-V data to the third order Birch-Murnaghan equation.
(1) A small utility program provided with the CUSP package (Vanderbilt's program).
(2) EOS_1.0 (written by J.K. Dewhurst¡ª http://physik.uni-graz.at/ kde/eos.html).
3Â¥2008-10-09 08:34:28
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wenxuan5788

½ð³æ (ÕýʽдÊÖ)

[ÇóÖú]¹ØÓÚMurnaghan״̬·½³ÌÄâºÏÖÐÁãµã¾§¸ñÄÜÁ¿ÐÞÕý

ÇëÎÊÒ»°ãÇé¿öÏÂÐè²»ÐèÒª¿¼ÂÇÓÃMorruzzi-Janak-Williams½øÐÐÁãµã¾§¸ñÄÜÁ¿ÐÞÕý£¿Äܲ»ÄܽéÉÜÒ»ÏÂÕâ·½ÃæµÄÎÄÏ×

[ Last edited by wenxuan5788 on 2008-10-10 at 09:53 ]
4Â¥2008-10-10 09:51:27
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cyber334

гæ (³õÈëÎÄ̳)

About zero point energy

About zero point energy, it depends. You have to compare the zero point energy with the internal energy at 0K. If it makes a significant contribution, then you definitely have to consider it.
There are mainly two approach to calculated the zero point energy. 1) Using quasi-debye model; 2) Calculate the phonon structure, and get the zero point energy 1/2hw.
5Â¥2008-10-18 00:27:48
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