²é¿´: 1189  |  »Ø¸´: 4
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

ÀÁÑòÑòQ

½ð³æ (СÓÐÃûÆø)

[ÇóÖú] discoverÄ£ÄâÀ©É¢ÐÐΪ ÒÑÓÐ1È˲ÎÓë

ÔÚÓÃdiscoverÄ£ÄâÎïÖʵÄÀ©É¢ÐÐΪʱ£¬ÓÐûÓÐÈËÖªµÀÀ©É¢Î»ÒÆÊÇÔõÑùµÃµ½µÄ£¿
ÎÒ˵µÄ²»ÊǾù·½Î»ÒÆ£¨MSD£©£¬¶øÊÇÖ¸Ëæ×Åʱ¼äµÄ±ä»¯£¬·Ö×ÓÏà¶ÔÓÚÔ­µãµÄÀ©É¢Î»ÒÆ¡£Ï£Íû¶®µÄÈËÖ¸µãÒ»¶þ¡£

discoverÄ£ÄâÀ©É¢ÐÐΪ
À©É¢Î»ÒÆÍ¼.gif
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lsloneil

ר¼Ò¹ËÎÊ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
ÔÂÖ»À¶: ½ð±Ò+5, ¸Ðлָµ¼£¡ 2014-07-08 16:11:41
¶ÔÓÚ¸÷ÏòͬÐÔϵͳ£¬²¢ÇÒ´¦ÓÚÆ½ºâ̬£¬Á£×ÓÏà¶ÔÓÚt=0ÆðʼµãµÄƽ¾ùÎ»ÒÆÎª0.ÒòΪÕâʱÁ£×ÓµÄÔ˶¯¾ÍÊǸöËæ»úÓÎ×ߣ¬Ëæ»úÓÎ×ߵį½¾ùÎ»ÒÆÎª0,µ«MSDËæÊ±¼ä³ÉÕý±È¡£

Èç¹ûÄãµÄϵͳ²»´¦ÓÚÆ½ºâ̬£¬»òÕ߸÷Ïò²»Í¬ÐÔ£¬ÔòÇé¿öºÜ¸´ÔÓ¡£

˵°×ÁË£¬Õâ¸öÎÊÌâ¾ÍÊÇÇó½âϵͳµÄFokker-Planck Equation£¬µÃµ½Á£×ÓÔÚʱ¼ät´¦ÓÚxµÄ¸ÅÂÊP(x,t)£¬È»ºóËãÆ½¾ùÖµ¾Í¿ÉÒÔ¡£¶ÔÓÚ¸÷ÏòͬÐÔϵÄ×ÔÓÉÀ©É¢£¬P(x,t)ÊǸöÖÐÐÄÔÚÔ­µãµÄ¸ß˹·Ö²¼£¬ËùÒÔÆ½¾ùÎ»ÒÆÎª0,µ«MSD£¨·½²î£©ËæÊ±¼ä³ÉÕý±È¡£
3Â¥2014-07-02 10:26:35
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 5 ¸ö»Ø´ð

ÀÁÑòÑòQ

½ð³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
3Â¥: Originally posted by lsloneil at 2014-07-02 10:26:35
¶ÔÓÚ¸÷ÏòͬÐÔϵͳ£¬²¢ÇÒ´¦ÓÚÆ½ºâ̬£¬Á£×ÓÏà¶ÔÓÚt=0ÆðʼµãµÄƽ¾ùÎ»ÒÆÎª0.ÒòΪÕâʱÁ£×ÓµÄÔ˶¯¾ÍÊǸöËæ»úÓÎ×ߣ¬Ëæ»úÓÎ×ߵį½¾ùÎ»ÒÆÎª0,µ«MSDËæÊ±¼ä³ÉÕý±È¡£

Èç¹ûÄãµÄϵͳ²»´¦ÓÚÆ½ºâ̬£¬»òÕ߸÷Ïò²»Í¬ÐÔ£¬ÔòÇé¿öºÜ¸´ÔÓ ...

ллÄúµÄ»Ø´ð£¬ÎÒ´ó¸ÅÃ÷°×ÄúµÄÒâ˼¡£ÎÒµÄÊǸ÷ÏòÒìÐԵģ¬ËùÒÔÆ½¾ùÎ»ÒÆ²»Îª0¡£µ«ÊÇÎÒ»¹ÊÇÏë²»Çå³þÉÏͼÊÇÔõôµÃ³öÀ´µÄ£¬°´µ¥Î»¿´µÄ»°£¬ÊÇ¿ÉÒÔ½«MSDÖеÄÊýÖµ¿ªÆ½·½µÃµ½ ¡°¾àÀë-ʱ¼ä¡± ÇúÏߣ¬¿ÉÊÇÎҵõ½µÄ²»ÊǾâ³ÝÐ͵쬶øÊǾàÀëÖð½¥Ôö¼ÓµÄÇúÏß¡£Âé·³ÄúÔÙÖ¸µãһϣ¬Ð»Ð»ÁË£¡
4Â¥2014-07-02 21:17:56
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

lsloneil

ר¼Ò¹ËÎÊ (ÕýʽдÊÖ)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
ÀÁÑòÑòQ: ½ð±Ò+10, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸, ллÄú£¬½²µÃ·Ç³£Çå³þ£¡ 2014-07-03 08:32:06
ÔÂÖ»À¶: ½ð±Ò+5, ¸Ðлָµ¼£¡ 2014-07-08 16:11:49
ÒýÓûØÌû:
4Â¥: Originally posted by ÀÁÑòÑòQ at 2014-07-02 01:17:56
ллÄúµÄ»Ø´ð£¬ÎÒ´ó¸ÅÃ÷°×ÄúµÄÒâ˼¡£ÎÒµÄÊǸ÷ÏòÒìÐԵģ¬ËùÒÔÆ½¾ùÎ»ÒÆ²»Îª0¡£µ«ÊÇÎÒ»¹ÊÇÏë²»Çå³þÉÏͼÊÇÔõôµÃ³öÀ´µÄ£¬°´µ¥Î»¿´µÄ»°£¬ÊÇ¿ÉÒÔ½«MSDÖеÄÊýÖµ¿ªÆ½·½µÃµ½ ¡°¾àÀë-ʱ¼ä¡± ÇúÏߣ¬¿ÉÊÇÎҵõ½µÄ²»ÊǾâ³ÝÐ͵ģ¬ ...

ÎÒÇ°Ãæ½²µÄ¿ÉÄÜÓеãÎÊÌ⣬ÎҵĴóÖÂÒâ˼ÊÇÔÚ¸÷ÏòͬÐÔµÄÆ½ºâ̬ÖеÄ×ÔÓÉÀ©É¢£¬Èç¹ûÁ£×ÓÔÚt£½0Ê±×ø±êΪx0,t£½t1Ê±×ø±êΪx1,ÄÇôx1µÄƽ¾ùÖµÊǵÈÓÚx0µÄ£¬µ«ÊÇ(x1-x0)^2£¨Ò²¾ÍÊÇMSD£©µÄƽ¾ùÖµÊÇÓëʱ¼ä³ÉÕý±ÈµÄ¡£

Èç¹ûÄãµÄÌåϵÔÚij¸ö·½ÏòÉÏÊÇ·ÇisotropicµÄ£¬ÄÇôx1µÄƽ¾ùÖµ¿ÉÄܲ»µÈÓÚx0µÄ£¬µ«ÊÇ(x1-x0)^2»¹ÊÇ»áËæÊ±¼äÔö¼ÓµÄ£¬Ö±µ½Á£×ÓÅöµ½ÁËconfinement£¨±ÈÈçºÐ×ÓµÄǽ±Ú£©ÎªÖ¹¡£

ËùÒÔÄã°ÑMSD¿ª·½¶Ôʱ¼ä×÷ͼ·¢ÏÖËæÊ±¼äÔö¼ÓÊÇÕý³£µÄ¡£¶øÄãÌùµÄͼƬÀïµÄ¾â³ÝÐÎͼÐΣ¬´óÖµÄÇ÷ÊÆÒ²ÊÇËæÊ±¼äÖð²½Ôö¼ÓµÄ¡£ÖÁÓÚÄãµÃµ½µÄMSD¿ª·½ºóµÄÇúÏß²»ÊǾâ³ÝÐεģ¬ÊÇÒòΪMSDÊǶàÌõ¹ì¼£µÄƽ¾ù£¬¶øÄãͼƬÖÐÖ»¸ø³öÁËÒ»Ìõ¹ì¼££¬¶Ô¶àÌõ¹ì¼£Ç󯽾ùºó¾â³ÝÐεÄÔëÒô¾Í»áÏû³ý²»ÉÙ¡£
5Â¥2014-07-03 07:31:02
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] ҩѧ383 Çóµ÷¼Á +3 ҩѧchy 2026-03-15 4/200 2026-03-16 20:51 by Ôª×Ó^0^
[¿¼ÑÐ] 302Çóµ÷¼Á +3 С¼Öͬѧ123 2026-03-15 5/250 2026-03-16 20:39 by zhq0425
[¿¼ÑÐ] 283Çóµ÷¼Á +10 С¥¡£ 2026-03-12 14/700 2026-03-16 16:08 by 13811244083
[¿¼ÑÐ] 0703 ÎïÀí»¯Ñ§µ÷¼Á +3 ÎÒ¿ÉÒÔÉϰ¶µÄ¶Ô 2026-03-13 5/250 2026-03-16 10:50 by ÎÒ¿ÉÒÔÉϰ¶µÄ¶ÔÂ
[¿¼²©] »¶Ó­É격ͬѧÁªÏµ +3 ÌìµÀ³êÇÚ2026686 2026-03-10 7/350 2026-03-15 19:03 by ÌìµÀ³êÇÚ2026686
[¿¼ÑÐ] 274Çóµ÷¼Á +4 ʱ¼äµã 2026-03-13 4/200 2026-03-15 15:29 by Rambo13
[¿¼ÑÐ] ²ÄÁϹ¤³Ì327Çóµ÷¼Á +3 xiaohe12w 2026-03-11 3/150 2026-03-14 20:20 by ms629
[¿¼ÑÐ] ¸´ÊÔµ÷¼Á +3 ºôºô£¿~+123456 2026-03-14 3/150 2026-03-14 16:53 by WTUChen
[¿¼ÑÐ] 328Çóµ÷¼Á +3 5201314Lsy£¡ 2026-03-13 6/300 2026-03-14 15:31 by hyswxzs
[»ù½ðÉêÇë] ÓбØÒª¸ü»»É걨¿ÚÂð 20+3 fannyamoy 2026-03-11 3/150 2026-03-14 00:52 by zhanghaozhu
[¿¼ÑÐ] 307Çóµ÷¼Á +7 ³¬¼¶ÒÁ°º´óÍõ 2026-03-10 7/350 2026-03-14 00:49 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸»ªÖÐũҵ´óѧ071010£¬×Ü·ÖÈý°Ù¶þ,Çóµ÷¼Á +3 À§À§À§À§À¤À¤ 2026-03-10 3/150 2026-03-14 00:35 by JourneyLucky
[¿¼ÑÐ] Ò»Ö¾Ô¸ºþʦ´ó»¯Ñ§289Çóµ÷¼Á +6 XMCMM3.14159 2026-03-10 6/300 2026-03-14 00:28 by JourneyLucky
[¿¼ÑÐ] 279Çóµ÷¼Á +3 Dizzy123@ 2026-03-10 3/150 2026-03-13 23:02 by JourneyLucky
[¿¼ÑÐ] 329Çóµ÷¼Á +3 miaodesi 2026-03-12 4/200 2026-03-13 20:53 by 18595523086
[¿¼ÑÐ] 310Çóµ÷¼Á +3 ¡¾ÉÏÉÏÇ©¡¿ 2026-03-11 3/150 2026-03-13 16:16 by JourneyLucky
[¿¼ÑÐ] ¡¾0856¡¿»¯Ñ§¹¤³Ì£¨085602£©313 ·Ö£¬±¾¿ÆÑ§¿ÆÆÀ¹ÀAÀàԺУ»¯Ñ§¹¤³ÌÓ빤ÒÕ£¬³ÏÇóµ÷¼Á +7 СÁõ¿ì¿ìÉϰ¶ 2026-03-11 7/350 2026-03-13 16:06 by ruiyingmiao
[¿¼ÑÐ] 0817»¯Ñ§¹¤³ÌÓë¼¼Êõ¿¼ÑÐ312·Öµ÷¼Á +3 T123 tt 2026-03-12 3/150 2026-03-13 10:49 by houyaoxu
[¿¼ÑÐ] 070303Ò»Ö¾Ô¸Î÷±±´óѧѧ˶310ÕÒµ÷¼Á +3 dÈçÔ¸Éϰ¶ 2026-03-13 3/150 2026-03-13 10:43 by houyaoxu
[¿¼²©] ¸£ÖÝ´óѧÑî»ÆºÆ¿ÎÌâ×éÕÐÊÕ2026Äêרҵѧλ²©Ê¿Ñо¿Éú£¬2026.03.20½ØÖ¹ +3 Xiangyu_ou 2026-03-12 3/150 2026-03-13 09:36 by duanwu655
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û