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ruthxu

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beeMD

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ruthxu(ÔÂÖ»À¶´ú·¢): ½ð±Ò+2, ¹ÄÀø½»Á÷£¡ 2014-07-08 16:05:26
http://en.wikipedia.org/wiki/Langevin_dynamics
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2Â¥2014-07-01 18:53:31
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ruthxu

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ÒýÓûØÌû:
2Â¥: Originally posted by beeMD at 2014-07-01 18:53:31
http://en.wikipedia.org/wiki/Langevin_dynamics
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ллÄãµÄ»Ø¸´¡£´ÓÄã¸øµÄÍøÒ³ÉÏ¿´£¬ÒÔ¼°Î¬»ù°Ù¿ÆÖйØÓÚlangevin equationµÄ½éÉÜ£¬ÆäÖÐ×ÔÓÐÁ¦µÄ×ÔÏà¹ØÐÔÇ°ÃæÏµÊý¶¼ÊÇ2. ¶øÇÒÎÒ²»ÖªµÀÔõÃ´ÍÆµ¼¾ÍÄܰÑÇ°ÃæµÄϵÊý±äΪ6. ÄãÄܲ»Äܸø¸öÏêϸµÄ˵Ã÷¡£·Ç³£¸Ðл£¡
http://en.wikipedia.org/wiki/Langevin_equation
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3Â¥2014-07-02 08:38:59
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ruthxu

½ð³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
2Â¥: Originally posted by beeMD at 2014-07-01 18:53:31
http://en.wikipedia.org/wiki/Langevin_dynamics
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ά»ùÖеıí´ïʽÈçÏ£¬Ç°ÃæÏµÊýÒ²ÊÇ2. µ«ºÜ¶àÎÄÏ×ÔÚÓÃLangevin ¶¯Á¦Ñ§µÄʱºò»á½«Ç°ÃæµÄϵÊýд³É6. ÎÒʵÔÚ²»Ã÷°×ÕâÊÇΪʲô£¿¸Ð¾õÊÇ´æÔÚÒ»¸öά¶È¹ØÏµ£¬µ«ÓÖûÓÐÖ¤¾Ý¡£Èç¹ûÄãÇå³þÕâ¸öÎÊÌ⣬Âé·³¸øÎÒ½âÊÍһϣ¬Íò·Ö¸Ðл£¡
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Betterlatethannever!
4Â¥2014-07-02 09:02:51
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lsloneil

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ruthxu: ½ð±Ò+5, ¡ï¡ï¡ïºÜÓаïÖú 2014-07-02 10:50:20
ÔÂÖ»À¶: ½ð±Ò+2, ¸Ðлָµ¼£¡ 2014-07-08 16:05:39
ÒýÓûØÌû:
4Â¥: Originally posted by ruthxu at 2014-07-01 13:02:51
ά»ùÖеıí´ïʽÈçÏ£¬Ç°ÃæÏµÊýÒ²ÊÇ2. µ«ºÜ¶àÎÄÏ×ÔÚÓÃLangevin ¶¯Á¦Ñ§µÄʱºò»á½«Ç°ÃæµÄϵÊýд³É6. ÎÒʵÔÚ²»Ã÷°×ÕâÊÇΪʲô£¿¸Ð¾õÊÇ´æÔÚÒ»¸öά¶È¹ØÏµ£¬µ«ÓÖûÓÐÖ¤¾Ý¡£Èç¹ûÄãÇå³þÕâ¸öÎÊÌ⣬Âé·³¸øÎÒ½âÊÍһϣ¬Íò·Ö¸Ðл ...

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5Â¥2014-07-02 09:40:29
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ruthxu

½ð³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
5Â¥: Originally posted by lsloneil at 2014-07-02 09:40:29
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6Â¥2014-07-02 10:47:28
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ruthxu

½ð³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
5Â¥: Originally posted by lsloneil at 2014-07-02 09:40:29
¾ÍÊÇά¶È¹ØÏµ°¡£¬Äãʽ×ÓÀïµÄWÊÇËæ»úÁ¦£¬ÊǸöʸÁ¿£¬µã»ýÖ®ºó¾ÍÊÇÈý¸öά¶ÈµÄÖ®ºÍ¡£...

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7Â¥2014-07-02 10:49:55
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ruthxu

½ð³æ (ÕýʽдÊÖ)

ÒýÓûØÌû:
5Â¥: Originally posted by lsloneil at 2014-07-02 09:40:29
¾ÍÊÇά¶È¹ØÏµ°¡£¬Äãʽ×ÓÀïµÄWÊÇËæ»úÁ¦£¬ÊǸöʸÁ¿£¬µã»ýÖ®ºó¾ÍÊÇÈý¸öά¶ÈµÄÖ®ºÍ¡£...

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8Â¥2014-07-02 10:51:37
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lsloneil

ר¼Ò¹ËÎÊ (ÕýʽдÊÖ)

ÒýÓûØÌû:
6Â¥: Originally posted by ruthxu at 2014-07-01 14:47:28
ÄÇΪʲôԭʼÎÄÏ×£¬»¹ÓÐgromacsÊÖ²áÀïÇ°ÃæµÄϵÊý¶¼Ð´³É2ÄØ£¿...

ÄãÈ·¶¨ËüÃDz»ÊÇÄÃһάµÄÇé¿ö×öʾ·¶£¿
9Â¥2014-07-03 09:29:42
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lsloneil

ר¼Ò¹ËÎÊ (ÕýʽдÊÖ)

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ÔÂÖ»À¶: ½ð±Ò+3, ¸Ðлָµ¼£¡ 2014-07-08 16:05:47
ÔÂÖ»À¶: Ó¦ÖúÖ¸Êý+1 2014-07-08 16:05:52
ÒýÓûØÌû:
8Â¥: Originally posted by ruthxu at 2014-07-01 14:51:37
»¹Óм´Ê¹ÊÇÈýάµÄ¼ÓºÍ¹ØÏµ£¬ÏµÊýÍùǰÌá³öÒ²Ó¦¸ÃÊÇ2°¡£¿...

Why don't you do a simple derivation?

In 3D case,

Apparently


Therefore
10Â¥2014-07-03 09:41:48
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