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convenient

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[求助] 能量的问题急需帮忙

我用CASTEP对锐钛矿的晶面做了几何优化和能量计算,发现一个面的能量是
Final energy, E             =  -29841.10563176     eV
Final free energy (E-TS)    =  -29841.16507112     eV
(energies not corrected for finite basis set)

NB est. 0K energy (E-0.5TS) =  -29841.13535144     eV

另一个面的能量是
Final energy, E             =  -19883.13782149     eV
Final free energy (E-TS)    =  -19884.10323735     eV
(energies not corrected for finite basis set)

NB est. 0K energy (E-0.5TS) =  -19883.62052942     eV
这些能量都代表什么?那个面稳定些?
急需帮忙!!1
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convenient(金币+3): 2011-04-21 11:02:56
zhang668(金币+1): 多谢交流 2011-04-21 17:15:54
最好计算一下表面能,通过表面能来判断那个面稳定些比较合适,总能没有可比性啊
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2楼2011-04-21 09:05:46
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convenient

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引用回帖:
Originally posted by zzy870720z at 2011-04-21 09:05:46:
最好计算一下表面能,通过表面能来判断那个面稳定些比较合适,总能没有可比性啊

表面能该怎么计算呢?
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3楼2011-04-21 11:03:25
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