| ²é¿´: 3638 | »Ø¸´: 7 | ||||
| µ±Ç°Ö»ÏÔʾÂú×ãÖ¸¶¨Ìõ¼þµÄ»ØÌû£¬µã»÷ÕâÀï²é¿´±¾»°ÌâµÄËùÓлØÌû | ||||
yaya4910ͳæ (СÓÐÃûÆø)
|
[½»Á÷]
¡¾ÇóÖú¡¿¸ß·Ö×ÓÖÐMAS-NMRÊÇÖ¸¹Ì̬ºË´Å°É£¿
|
|||
|
ÓÐÒ»¸öÅóÓÑÊÇѧ¸ß·Ö×ӵģ¬Ã÷Ìì¾ÍÒª²âÑùÁË£¬ÒòΪÊdzõѧÕߣ¬ËùÒÔ²»ÊǺÜÁ˽âÕâÊǹÌ̬»¹ÊÇҺ̬µÄºË´Å¡£ËäÈ»¿´µ½ÍøÉÏÒ»Öª°ë½âµÄ½²½â£¬µ«ÊÇÒòΪҪ»¨ÀϰåµÄÇ®£¬ËùÒÔ°ÝÍдó¼Ò½²Ò»ÏÂÀ² MAS-NMR Spectroscopy: The spectra were obtained at 298 K using a Bruker Avance II 600 spectrometer, with a SB Bruker 4mm MAS double-tuned probe operating at 600.33MHz for 1H and 119.26MHz for29Si and a SB Bruker 3.2mm MAS triple-tuned probe operating at 600.33MHz for1H and 150.97MHz for13C. Chemical shifts are referenced to tetramethylsilane (TMS) using glycine and 4,4-dimethyl-4- silapentane-1-sulfonic acid (DSS) as an intermediate standard for13C and 29Si NMR respectively. [ Last edited by yaya4910 on 2010-10-12 at 23:18 ] |
» ÊÕ¼±¾ÌûµÄÌÔÌûר¼ÍƼö
ÒºÖʺ˴Š|
» ²ÂÄãϲ»¶
ûÓÐÈκÎÏûÏ¢-ÊDz»ÊǾÍÁ¹ÁË
ÒѾÓÐ10È˻ظ´
ÈËÆø²»ÐÐÁË
ÒѾÓÐ11È˻ظ´
2026¹ú×ÔÈ»º¯ÆÀ·Ñµ½ÕË
ÒѾÓÐ22È˻ظ´
µ¼Ê¦Í²ۣºÎÒÔõô̯ÉÏÁËÕâô¸ö¼«Æ·Ñо¿Éú£¡
ÒѾÓÐ3È˻ظ´
2026ÄêµÄ¹ú¼ÒÉç¿Æ»ù½ðÏîĿͨѶÆÀÉóµÄйæÔòÓëж¯Ïò¡¢ÐÂÌôÕ½
ÒѾÓÐ7È˻ظ´
½ñÌì»ù½ð»á³ö½á¹ûÂð£¿20260819
ÒѾÓÐ18È˻ظ´
ÎÒÃæÉÏÍêµ°ÁË
ÒѾÓÐ14È˻ظ´
·¶½øÖоÙÒ»ÎĵÄÖÐÐÄ˼Ïë
ÒѾÓÐ8È˻ظ´
Ö»ÓÐÿÄêÕâÖÖʱºòÀ´¹ä¹äСľ³æ
ÒѾÓÐ27È˻ظ´
Ã÷ÌìÓ¦¸Ã¿É²éÁË£¡£¿
ÒѾÓÐ5È˻ظ´
» ±¾Ö÷ÌâÏà¹ØÉ̼ÒÍÆ¼ö: (ÎÒÒ²ÒªÔÚÕâÀïÍÆ¹ã)
» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:
¡¾ÇóÖú¡¿Ó¢ÎÄÕªÒª·Ò루¸ß·Ö×Ó£©
ÒѾÓÐ1È˻ظ´
¡¾ÇóÖú¡¿smaÈܽâ¶È²ÎÊý
ÒѾÓÐ0È˻ظ´
´ß»¯»ù´¡ÖªÊ¶ÆÕ¼°¡¢Ì½ÌÖÌûÖ®Èý£ºH2-O2µÎ¶¨
ÒѾÓÐ85È˻ظ´
beyond585
Ìú¸Ëľ³æ (Ö°Òµ×÷¼Ò)
- Ó¦Öú: 4 (Ó×¶ùÔ°)
- ¹ó±ö: 0.426
- ½ð±Ò: 7422
- É¢½ð: 1742
- ºì»¨: 23
- ɳ·¢: 1
- Ìû×Ó: 4314
- ÔÚÏß: 516Сʱ
- ³æºÅ: 527752
- ×¢²á: 2008-03-18
- ÐÔ±ð: GG
- רҵ: Óлú»¯¹¤

7Â¥2010-10-14 05:48:13
wanleon
½ð³æ (³õÈëÎÄ̳)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ½ð±Ò: 2716.8
- Ìû×Ó: 2
- ÔÚÏß: 17.3Сʱ
- ³æºÅ: 512437
- ×¢²á: 2008-02-26
- ÐÔ±ð: GG
- רҵ: ´Å¹²Õñ½á¹¹³ÉÏñÓë¼²²¡Õï¶Ï
¡ï ¡ï ¡ï
yaya4910(½ð±Ò+1):лл²ÎÓë
¶«²ýÝ·(½ð±Ò+2):»¶Ó 2010-10-14 08:12:45
yaya4910(½ð±Ò+1):лл²ÎÓë
¶«²ýÝ·(½ð±Ò+2):»¶Ó 2010-10-14 08:12:45
|
MAS= magic angle spin ħ½ÇÐýת Ò»°ãÓÃÔÚ¹ÌÌåNMR Ö÷ÒªÓÃÓÚÈ¥³ýż¼«-ż¼«Ï໥×÷Óà TMS ºÍ DSS ¶¼ÊDZêÑù£¬ÓÃÓÚ»¯Ñ§Î»Òƶ¨±ê |
2Â¥2010-10-13 07:06:31
tlmowen09
ÖÁ×ðľ³æ (ÎÄ̳¾«Ó¢)
- Ó¦Öú: 2 (Ó×¶ùÔ°)
- ½ð±Ò: 23901
- ºì»¨: 33
- ɳ·¢: 1
- Ìû×Ó: 10700
- ÔÚÏß: 410.6Сʱ
- ³æºÅ: 253387
- ×¢²á: 2006-05-21
- רҵ: ¸ß·Ö×Ӻϳɻ¯Ñ§
3Â¥2010-10-13 07:48:26
ÄäÃû
Óû§×¢Ïú (ÕýʽдÊÖ)
- Ó¦Öú: 7 (Ó×¶ùÔ°)
- ½ð±Ò: 2485.9
- É¢½ð: 5560
- ºì»¨: 12
- Ìû×Ó: 707
- ÔÚÏß: 1023.3Сʱ
- ³æºÅ: 0
- ×¢²á: 2006-07-08
- רҵ: Ö²Îï×ÊԴѧ
4Â¥2010-10-13 08:52:17









»Ø¸´´ËÂ¥


20