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3Â¥2010-07-07 23:10:55
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DMolÖÐÕÒ¹ý¶É̬Ҫ ÏÈÓÃTS Search - searches for a transition state using linear synchronous transit (LST) and quadratic synchronous transit (QST) methods ÔÙ½øÐÐ TS Optimization - searches for a transition state using eigenvector-following methods ×îºóÔÙ TS Confirmation - produces a refined reaction path based on an LST or QST search |
2Â¥2010-07-07 22:09:22
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ÇëÎÊÄú˵µÄ TS Optimization - searches for a transition state using eigenvector-following methods ¾ßÌåÊÇÔõô²Ù×÷µÄ°¡£¿ÎÒÏÈÊÇTS Search£¨Í¬Ê±¼ÆËãÆµÂÊ£©ÕÒµ½ÁËÒ»¸ö¹ý¶É̬£¬È»ºó¸ÃÔõô²Ù×÷ÄØ£¿ Ìáʾ£ºIn order to perform a TS Optimization caculation, a Hessian matrix must be present in the model.A Hessian matrix can be generated by running a frequency calculation on the model.Alternatively, a valid Hessian matrix can be imported.Once a Hessian is present, a normal mode should then be selected. ÆäÖÐËùÌáµ½µÄmodelÊÇÖ¸ÄĸöÄØ£¿ |

4Â¥2010-07-08 09:55:38
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