| ²é¿´: 1042 | »Ø¸´: 3 | |||
SICCSUÒø³æ (СÓÐÃûÆø)
|
[½»Á÷]
¡¾½»Á÷¡¿ÍâÐÐÇóÖú£¬Ce3+ ²ôÔÓSiAlONÓ«¹â·Û·¢¹â»úÀí£¿
|
|
ÍâÐУ¬¿´ÎÄÏ×£¬Óöµ½²»¶®Ö®´¦£¬ÇóÖ¸µ¼. ¡°The longer-wavelength emission observed in cerium-doped ¦Á-SiAlON is due to the nephelauxetic effect and the increase of the ligand-field splitting of the 5d band, because the coordination of Ce3+ is enriched in nitrogen.¡± 1.ΪʲôCe3+ enriched in nitrogen »áµ¼ÖÂligand-field splitting of the 5d band? 2.nephelauxetic effect ÈçºÎʹcerium-doped ¦Á-SiAlON·¢É䳤¹âѧ²¨£¿ 3.the ligand-field splitting of the 5d bandÊÇÖ¸5dÓÉʲô״̬±äÖÁʲô״̬£¿ 4.the ligand-field splitting of the 5d bandÈçºÎʹcerium-doped ¦Á-SiAlON·¢É䳤¹âѧ²¨£¿ [ Last edited by SICCSU on 2010-10-27 at 19:44 ] |
» ²ÂÄãϲ»¶
085602µ÷¼Á ³õÊÔ×Ü·Ö335
ÒѾÓÐ10È˻ظ´
081700ѧ˶£¬323·Ö£¬Ò»Ö¾Ô¸Öйúº£Ñó´óѧÇóµ÷¼ÁѧУ
ÒѾÓÐ12È˻ظ´
085410È˹¤ÖÇÄÜ ³õÊÔ316·Ö Çóµ÷¼Á
ÒѾÓÐ4È˻ظ´
285Çóµ÷¼Á
ÒѾÓÐ10È˻ظ´
353Çóµ÷¼Á
ÒѾÓÐ7È˻ظ´
Çóµ÷¼Á
ÒѾÓÐ7È˻ظ´
²ÄÁÏ»¯¹¤306·ÖÕÒºÏÊʵ÷¼Á
ÒѾÓÐ11È˻ظ´
µ÷¼Á
ÒѾÓÐ8È˻ظ´
¹¤¿ÆÇóµ÷¼Á
ÒѾÓÐ13È˻ظ´
¸´ÊÔµ÷¼Á
ÒѾÓÐ5È˻ظ´
» ±¾Ö÷ÌâÏà¹Ø¼ÛÖµÌùÍÆ¼ö£¬¶ÔÄúͬÑùÓаïÖú:
ÇóÖú£¡ÈçºÎʵÏÖ¸ù¾ÝÊý¾Ý»æÖÆÊ¸Á¿Í¼
ÒѾÓÐ4È˻ظ´
ÇóÖúÜлùõ¥COOBnºÍÒÒ»ùõ¥COOEtË®½â
ÒѾÓÐ6È˻ظ´
ÇóÖú£¬ÎªÊ²Ã´SSRÀ©Ôö²úÎïÇíÖ¬ÌÇÅܳöµÄÌõ´ø»á±Èmaker×î´ó·Ö×ÓÁ¿»¹Òª´óÄØ£¿£¿
ÒѾÓÐ7È˻ظ´
ÇóÖúÒ»¸öºÏ³É·´Ó¦£¨ÄѶȴó¸ÅÔÚ¿Õ¼äλ×裩
ÒѾÓÐ19È˻ظ´
µçÈ۸ߴ¿Ê¯Ó¢DSC-TGÇúÏßÇóÖú£¬ÖªÖ®ÎªÖªÖ®£¬ÇëÎð¹àË®£¬Ð»Ð»¡£
ÒѾÓÐ12È˻ظ´
¹ØÓÚϵͳ½ø»¯Ê÷¹¹½¨·½·¨µÄÇóÖú
ÒѾÓÐ8È˻ظ´
ҩѧ°æ¹ØÓÚÇóÖúÌûË¢Ó¦ÖúÖ¸ÊýµÄ˵Ã÷
ÒѾÓÐ13È˻ظ´
¿¹¾úëÄÍÑÑκóͻȻûÓÐÒÖ¾ú»îÐÔÁË ÇóÖú
ÒѾÓÐ14È˻ظ´
ÇóÖúʳÓõ÷ºÍÓÍ×îйú¼Ò±ê×¼
ÒѾÓÐ8È˻ظ´
pcr ´øºÃ¿í°¡!¿àÄÕ£¬ÇóÖúing!
ÒѾÓÐ21È˻ظ´
ÇóÖúÉúÎïѧÃû´Ê½âÊÍ£ºdegeneracy
ÒѾÓÐ3È˻ظ´
ÇóÖú£¬¹ØÓÚ±±´óҽѧ²¿Ò¶ÐÂɽÀÏʦµÄÏêϸ½éÉÜ
ÒѾÓÐ6È˻ظ´
ÇóÖú£º¼ÆËã»úÈý¼¶¿¼ÊÔµÄÏà¹ØÎÊÌ⣿
ÒѾÓÐ14È˻ظ´
¡¾ÇóÖú¡¿ÇëÎÊÓ«¹â·Û£¨Ï¡ÍÁ·¢¹â²ÄÁÏ£©»¹Ô£¬ÆøÌåÁ÷ËÙÒ»°ã¶àÉÙ
ÒѾÓÐ26È˻ظ´
¡¾ÇóÖú¡¿±ÀÀ£ÁË£¬Ë×ö¹ý·¢¹â²¨³¤Îª500ÄÉÃ×µÄÓ«¹â·Û°¡£¡
ÒѾÓÐ6È˻ظ´
¡¾ÇóÖú¡¿·¢¹â²¨³¤500nm µÄÎÞɫӫ¹â·Û
ÒѾÓÐ5È˻ظ´
¡¾ÇóÖú¡¿ÇóÔÙÅÁ¶û°¢²»Á¦×ÎÁªÏµ·½Ê½£¡£¡£¡
ÒѾÓÐ3È˻ظ´
SICCSU
Òø³æ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ¹ó±ö: 0.01
- ½ð±Ò: 47.1
- É¢½ð: 112
- Ìû×Ó: 151
- ÔÚÏß: 22Сʱ
- ³æºÅ: 612412
- ×¢²á: 2008-09-25
- רҵ: ÎÞ»ú²ÄÁÏ»¯Ñ§
2Â¥2010-10-27 22:58:14
njutzl
ÖÁ×ðľ³æ (ÕýʽдÊÖ)
- Ó¦Öú: 7 (Ó×¶ùÔ°)
- ½ð±Ò: 18195
- É¢½ð: 818
- ºì»¨: 8
- Ìû×Ó: 680
- ÔÚÏß: 134.4Сʱ
- ³æºÅ: 742595
- ×¢²á: 2009-04-07
- ÐÔ±ð: GG
- רҵ: ÎÞ»ú·Ç½ðÊôÀà¹âµçÐÅÏ¢Ó빦
¡ï ¡ï ¡ï
Сľ³æ:)(½ð±Ò+3):3q 2010-10-29 09:46:21
SICCSU(½ð±Ò+2):yz 2010-11-01 18:36:11
Сľ³æ:)(½ð±Ò+3):3q 2010-10-29 09:46:21
SICCSU(½ð±Ò+2):yz 2010-11-01 18:36:11
| ÔÚµªÑõ»¯ÎïÖУ¬Ce3+ÖÜΧµÄ¹²¼ÛÐÔÔöÇ¿£¬Æäµç×ÓÔÆÀ©Õ¹Ð§Ó¦Ôö´ó£¬5dÄܼ¶µÄÅüÁÑÔö´ó£¬¹âÆ×ºìÒÆ¡£ |
3Â¥2010-10-29 08:38:28
SICCSU
Òø³æ (СÓÐÃûÆø)
- Ó¦Öú: 0 (Ó×¶ùÔ°)
- ¹ó±ö: 0.01
- ½ð±Ò: 47.1
- É¢½ð: 112
- Ìû×Ó: 151
- ÔÚÏß: 22Сʱ
- ³æºÅ: 612412
- ×¢²á: 2008-09-25
- רҵ: ÎÞ»ú²ÄÁÏ»¯Ñ§
4Â¥2010-11-01 18:35:48














»Ø¸´´ËÂ¥