±±¾©Ê¯ÓÍ»¯¹¤Ñ§Ôº2026ÄêÑо¿ÉúÕÐÉú½ÓÊÕµ÷¼Á¹«¸æ
²é¿´: 612  |  »Ø¸´: 4

suncedar

Òø³æ (ÕýʽдÊÖ)

[ÇóÖú] Ôõô×öanharmonic corrections£¿Çó´ó¼Ò°ïÖú

ÎÄÕÂÉó¸åÒâ¼ûÈçÏÂ
>The description of the methods seems to indicate that the computed
>frequencies are harmonic. This will be a severe approximation for the
>region between 400 and 2000 cm-1. In order to make assignments of
>different conformers from spectroscopic data, anharmonic corrections
>are likely to be important.

¹âÆ×¼ÆËãÊÇÓÃgaussian03 B3LYP£¬µ«²»Çå³þÓ¦¸ÃÔõô×ö anharmonic corrections£¬Çó´ó¼Ò°ïæ
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:

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

mchen10

½ð³æ (ÕýʽдÊÖ)

ÓÃfreq(anharmonic)ÔÙËãÒ»±é
¸üÍ´¿àµÄÊÇÃÎûÐÑ·ÒѾ­²»ÄÜ×ßÁË
2Â¥2011-11-05 03:04:02
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

suncedar

Òø³æ (ÕýʽдÊÖ)

Âé·³Äã¸ú¸öÓ¦ÖúµÄ»ØÌû£¬ÎÒ¸øÄã½ð±Ò£¬Ð»Ð»
3Â¥2011-11-05 09:24:32
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

mchen10

½ð³æ (ÕýʽдÊÖ)

л¥ÉÏ ²»¹ý²»ÓÃÁË ½ð±Ò¶àÁËҲûʲôÓÃ
¸üÍ´¿àµÄÊÇÃÎûÐÑ·ÒѾ­²»ÄÜ×ßÁË
4Â¥2011-11-08 00:53:47
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

polaris2

Í­³æ (СÓÐÃûÆø)

ÒýÓûØÌû:
3Â¥: Originally posted by suncedar at 2011-11-05 09:24:32:
Âé·³Äã¸ú¸öÓ¦ÖúµÄ»ØÌû£¬ÎÒ¸øÄã½ð±Ò£¬Ð»Ð»

ÄãºÃ£¬ÇëÎʼÆËã·ÇгƵÂÊ£¬¾ÍÊǰÑÓÅ»¯ºÃµÄ½á¹¹£¬ÀûÓùؼü´Êfreq(anharmonic)¾Í¿ÉÒÔÁËô£¿»¹ÐèÒªÆäËû×¢ÒâµÄµØ·½Ã´£¿·Ö×Ó¶¼ÔÚÒ»ÌõÖ±ÏßÉÏÊDz»ÊÇûÓзÇгƵÂʰ¡£¿
5Â¥2012-02-26 14:31:07
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ suncedar µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] Ò»Ö¾Ô¸»ª¶«Ê¦·¶´óѧÓлú»¯Ñ§×¨Òµ£¬³õÊÔ351·Ö£¬¸´ÊÔ±»Ë¢Çóµ÷¼Á! +5 ÕæÃûÓбù 2026-03-29 6/300 2026-03-29 20:53 by ÌÆãå¶ù
[¿¼ÑÐ] Ò»Ö¾Ô¸±±¾©Àí¹¤´óѧ±¾¿Æ211²ÄÁϹ¤³Ì294Çóµ÷¼Á +8 mikasaµÄΧ½í 2026-03-28 8/400 2026-03-29 12:48 by Î޼ʵIJÝÔ­
[¿¼ÑÐ] һ־Ը̫ԭÀí¹¤°²È«¹¤³Ì300·Ö£¬Çóµ÷¼Á +5 0857Çóµ÷¼Á. 2026-03-24 6/300 2026-03-28 22:04 by zhq0425
[¿¼ÑÐ] 332Çóµ÷¼Á +4 @MZB382400 2026-03-28 4/200 2026-03-28 21:02 by ÌÆãå¶ù
[¿¼ÑÐ] 085602 »¯¹¤×¨Ë¶ 338·Ö Çóµ÷¼Á +12 ·³ÕСç÷ 2026-03-27 12/600 2026-03-28 15:41 by L135790
[¿¼ÑÐ] ¸´ÊÔµ÷¼Á +3 raojunqi0129 2026-03-28 3/150 2026-03-28 15:27 by ÂäÉ˼
[¿¼ÑÐ] 304Çóµ÷¼Á +6 ÂüÊâ2266 2026-03-27 6/300 2026-03-28 14:10 by ÌÆãå¶ù
[¿¼ÑÐ] ²ÄÁÏÇóµ÷¼ÁÒ»Ö¾Ô¸¹þ¹¤´ó324 +7 ãÆÐñ¶« 2026-03-28 9/450 2026-03-28 08:51 by Xu de nuo
[¿¼ÑÐ] 265Çóµ÷¼Á11408 +3 ÁõС¹lu 2026-03-27 3/150 2026-03-27 20:53 by nihaoar
[¿¼²©] 26É격 +3 ¼ÓÓͳ尡£¡ 2026-03-26 3/150 2026-03-27 15:38 by cls512
[¿¼ÑÐ] 0856µ÷¼Á +5 ÇóÇóÈÃÎÒÓÐÊé¶Á° 2026-03-26 6/300 2026-03-27 15:12 by caszguilin
[¿¼ÑÐ] 0703»¯Ñ§338Çóµ÷¼Á£¡ +6 Zuhui0306 2026-03-26 7/350 2026-03-27 10:35 by shangxh
[¿¼ÑÐ] 085602 289·ÖÇóµ÷¼Á +8 WWWÎ÷Î÷¸¥Ë¹ 2026-03-24 8/400 2026-03-26 16:33 by ²»³Ôô~µÄ؈
[¿¼ÑÐ] Ò»Ö¾Ô¸¹þ¹¤´ó£¬085400£¬320£¬Çóµ÷¼Á +4 gdlf9999 2026-03-24 4/200 2026-03-25 23:01 by boxking200
[¿¼ÑÐ] Ò»Ö¾Ô¸ÄϺ½ 335·Ö | 0856²ÄÁÏ»¯¹¤ | GPA 4.07 | ÓпÆÑо­Àú +6 cccchenso 2026-03-23 6/300 2026-03-25 22:25 by 544594351
[¿¼ÑÐ] ²ÄÁÏר˶ 335 ·ÖÇóµ÷¼Á +4 ¾Ü¾øÀ䱩Á¦ 2026-03-25 4/200 2026-03-25 18:45 by haxia
[¿¼ÑÐ] ÉϺ£µçÁ¦´óѧ²ÄÁÏ·À»¤ÓëвÄÁÏÖØµãʵÑéÊÒÕÐÊÕµ÷¼ÁÑо¿Éú£¨²ÄÁÏ¡¢»¯Ñ§¡¢µç»¯Ñ§£¬»·¾³£© +4 ÎÒ°®Ñ§µç³Ø 2026-03-23 4/200 2026-03-25 00:59 by 1027_324
[¿¼ÑÐ] Çóµ÷¼Á +6 ÑÐÑУ¬½Óµç»° 2026-03-24 7/350 2026-03-24 17:01 by barlinike
[¿¼ÑÐ] 080500Çóµ÷¼Á +3 zzzzfan 2026-03-24 3/150 2026-03-24 16:38 by barlinike
[¿¼ÑÐ] Ò»Ö¾Ô¸¹ú¿Æ¹ý³ÌËù081700£¬274Çóµ÷¼Á +3 ÈýË®ÑÐ0Ë®Á¢·½ 2026-03-23 3/150 2026-03-23 23:11 by MajorWen
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û