±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 1859  |  »Ø¸´: 5
µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû

ÄäÃû

Óû§×¢Ïú (СÓÐÃûÆø)

±¾Ìû½öÂ¥Ö÷¿É¼û
ÒÑÔÄ   ͬ·½Ïò¹ã²¥   ÉêÇëÎïÀíEPI   »Ø¸´´ËÂ¥   ±à¼­   ²é¿´ÎÒµÄÖ÷Ò³

lliu2014

гæ (³õÈëÎÄ̳)

ÒýÓûØÌû:
3Â¥: Originally posted by simonrac at 2016-01-10 17:46:13
1. Symmetry factor Ö÷ÒªÊÇÀ´×Ô΢ÈÅÌ©ÀÕÕ¹¿ªÇ°ÃæµÄϵÊýÒÔ¼°½øÐÐWick contractionµÄÅÅÁÐ×éºÏÊý£»Ò»°ãÇé¿öÏÂÕâÁ½Õß¿ÉÒÔÏ໥µÖÏû£¬ËùÒÔÒ»°ã²»¹Ü£¡

2. ·ÑÂüͼµÄ×÷ÓÃÊÇ´Ó·ÑÂüͼÀïÃæ¿ÉÒÔÌáÈ¡³öһЩ¹æÂÉ£¬Ò²¾ÍÊÇFeynman ...

·Ñ¶÷ÂüͼҲÊÇÒ»ÖÖ΢ÈŰɡ£
5Â¥2016-02-26 00:03:46
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
²é¿´È«²¿ 6 ¸ö»Ø´ð

ÄäÃû

Óû§×¢Ïú (СÓÐÃûÆø)

±¾Ìû½öÂ¥Ö÷¿É¼û
2Â¥2016-01-09 08:05:34
ÒÑÔÄ   ÉêÇëÎïÀíEPI   »Ø¸´´ËÂ¥   ±à¼­   ²é¿´ÎÒµÄÖ÷Ò³

simonrac

½ð³æ (СÓÐÃûÆø)

¡¾´ð°¸¡¿Ó¦Öú»ØÌû

¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï ¡ï
¸Ðл²ÎÓ룬ӦÖúÖ¸Êý +1
TOM YUAN: ½ð±Ò+10, ¡ï¡ï¡ïºÜÓаïÖú 2016-01-10 22:19:43
1. Symmetry factor Ö÷ÒªÊÇÀ´×Ô΢ÈÅÌ©ÀÕÕ¹¿ªÇ°ÃæµÄϵÊýÒÔ¼°½øÐÐWick contractionµÄÅÅÁÐ×éºÏÊý£»Ò»°ãÇé¿öÏÂÕâÁ½Õß¿ÉÒÔÏ໥µÖÏû£¬ËùÒÔÒ»°ã²»¹Ü£¡

2. ·ÑÂüͼµÄ×÷ÓÃÊÇ´Ó·ÑÂüͼÀïÃæ¿ÉÒÔÌáÈ¡³öһЩ¹æÂÉ£¬Ò²¾ÍÊÇFeynman rules ; Èç¹ûûÓзÑÂüͼµÄ»°£¬ÄÇÄãÿËãÒ»¸öÌåϵ¾ÍµÃÏÈд³öÀ­¸ñÀÊÈÕÁ¿£¬È»ºó΢ÈÅÕ¹¿ª£¬È»ºó¿´¿ÉÄܵÄWick contraction... Ì«Âé·³ÇÒÍ´¿à£¬µ«ÊÇÓÐÁË·ÑÂüͼ֮ºó£¬ÄãÖ»ÐèÒª¸ù¾Ý·ÑÂü¹æÔò¾Í¿ÉÒÔÖ±½Ó´Ó·ÑÂüͼÖÐд³öamplitude... ËùÒÔSchwinger²Å˵·ÑÂü°ÑÁ¿×Ó³¡ÂÛ´øÏòÁË´óÖÚ....
3Â¥2016-01-10 17:46:13
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

ÄäÃû

Óû§×¢Ïú (СÓÐÃûÆø)

±¾Ìû½öÂ¥Ö÷¿É¼û
4Â¥2016-01-10 22:18:58
ÒÑÔÄ   ÉêÇëÎïÀíEPI   »Ø¸´´ËÂ¥   ±à¼­   ²é¿´ÎÒµÄÖ÷Ò³
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 291Çóµ÷¼Á +7 Y-cap 2026-03-29 8/400 2026-04-04 13:08 by tujia213
[¿¼ÑÐ] 0703Çóµ÷¼Á383·Ö +5 W55j 2026-04-03 5/250 2026-04-04 12:39 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] ÊýÒ»Ó¢Ò»274»úеµ÷¼Á +4 ÐÇÔÉÁ÷ϼ 2026-04-04 5/250 2026-04-04 09:35 by liucky
[¿¼ÑÐ] 283·Ö²ÄÁÏÓ뻯¹¤Çóµ÷¼Á +29 ÂÞKAKA 2026-04-02 29/1450 2026-04-03 23:56 by userper
[¿¼ÑÐ] 317·Ö Ò»Ö¾Ô¸½­ÄÏ´óѧ »¯Ñ§¹¤³Ìѧ˶ Çóµ÷¼Á +6 YinTai 2026-04-03 6/300 2026-04-03 22:30 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] 085601Ò»Ö¾Ô¸±±Àí325·ÖÇóµ÷¼Á +6 ÕÒµ÷¼Á£¬£¬ 2026-04-02 6/300 2026-04-03 22:20 by –¹Æ?
[¿¼ÑÐ] 303Çóµ÷¼Á +9 DLkz1314. 2026-03-30 9/450 2026-04-03 18:34 by lsÁõ˧
[¿¼ÑÐ] 349Çóµ÷¼Á +10 zwjjjjjj 2026-03-31 10/500 2026-04-02 20:13 by dongzh2009
[¿¼ÑÐ] 0832ʳƷ¿ÆÑ§Ó빤³Ìѧ˶282µ÷¼Á +4 ÓãÔÚË®ÖÐÓÎa 2026-04-02 7/350 2026-04-02 14:12 by baoball
[¿¼ÑÐ] 270Çóµ÷¼Á +8 С½Üpp 2026-03-31 10/500 2026-04-02 12:57 by yulian1987
[¿¼ÑÐ] 261ÇóBÇøµ÷¼Á +5 Ã÷×С¤ 2026-04-01 7/350 2026-04-02 11:17 by ×Þξξ
[¿¼ÑÐ] Ò»Ö¾Ô¸Î÷°²½»´ó²ÄÁÏѧ˶£¨Ó¢Ò»Êý¶þ£©347£¬Çóµ÷¼Áµ½¸ß·Ö×Ó/²ÄÁÏÏà¹Ø×¨Òµ +7 zju51 2026-03-31 9/450 2026-04-01 19:35 by CFQZAFU
[¿¼ÑÐ] 353Çóµ÷¼Á +4 À­¹³²»Ðí±ä 2026-04-01 4/200 2026-04-01 18:10 by ¼Çʱ¾2026
[¿¼ÑÐ] 309Çóµ÷¼Á +19 Ë­²»ÊÇÉÙÄê 2026-03-29 19/950 2026-04-01 15:47 by jp9609
[¿¼ÑÐ] ÍÁľ304Çóµ÷¼Á +5 ¶¥¼¶²Á²Á 2026-03-31 5/250 2026-04-01 08:15 by fdcxdystjk£¤
[¿¼ÑÐ] 335Çóµ÷¼Á +3 321* 2026-03-31 4/200 2026-04-01 00:00 by 321*
[¿¼ÑÐ] Ò»Ö¾Ô¸Õã½­´óѧ¹¤¿Æ¶¯Á¦¹¤³Ì370,ÊýÒ»121,רҵ¿Î135£¬ÏÖÔÚÄÜÈ¥ÄÄÀï +3 080700µ÷¼Á 2026-03-30 4/200 2026-03-31 12:00 by KLMY666
[¿¼ÑÐ] 081200-11408-276ѧ˶Çóµ÷¼Á +4 ´Þwj 2026-03-31 4/200 2026-03-31 11:56 by jp9609
[¿¼ÑÐ] ¼ª´óÉúÎïѧ326·ÖÇóµ÷¼Á +3 sunnyupup 2026-03-31 3/150 2026-03-31 09:28 by longlotian
[¿¼ÑÐ] һ־Ը˫һÁ÷»úе285·ÖÇóµ÷¼Á +4 ÐÒÔ˵ÄÈýľ 2026-03-29 5/250 2026-03-29 14:49 by Miko19
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û