Znn3bq.jpeg
ÉÇÍ·´óѧº£Ñó¿ÆÑ§½ÓÊܵ÷¼Á
²é¿´: 491  |  »Ø¸´: 2
µ±Ç°Ö÷ÌâÒѾ­´æµµ¡£

laoliu031993

Òø³æ (СÓÐÃûÆø)

[½»Á÷] [Çë½Ì]¹ØÓÚ°ëµ¼ÌåÁ¿×ÓµãµÄ×ÏÍâ¿É¼ûÎüÊÕ¹âÆ×

×öÁ¿×ÓµãµÄÅóÓÑÅöµ½¹ýÀàËÆÎÊÌâÂð?¼ÙÈç×ÏÍâ¿É¼ûµÄµÚÒ»¼¤×Ó·ä(absorption onset)²»Ã÷ÏÔ(¿ÉÄÜÓÉÓÚÁ¿×ӵ㵥·ÖÉ¢ÐÔ²»ºÃ),ÓÃʲô°ì·¨È·¶¨ÆäλÖÃ?
»Ø¸´´ËÂ¥

» ²ÂÄãϲ»¶

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

wangzj

½ð³æ (СÓÐÃûÆø)

¹ØÓÚÕâ·½ÃæÎÒÒ²²»ÊǺÜÊìϤ £¬Ö»ÊÇÁ˽âһЩÏà¹ØµÄÑо¿¹¤×÷¡£ÎÒÏëÖªµÀ²âÁ¿×ÏÍâ¿É¼ûÎüÊÕ¹âÆ×ʱ£¬ÊÇÔÚ³£Î£¬»¹ÊÇÒºµª»ò¸üµÍµÄζȣ¿ Èç¹ûζȵÍһЩ¿ÉÄÜЧ¹û¸üÃ÷ÏÔ£¬·Ö±æÂÊ»á¸ßһЩ¡£ÒòΪ²»Öª¾ßÌå²ÄÁÏ£¬¿ÉÄÜÔÚ²Ù×÷ʱҲÓв»Í¬£¬±ÈÈ缤¹âÔ´²¨³¤µÄÑ¡ÔñµÈ¡£½ö¹©²Î¿¼¡£
2Â¥2007-01-15 18:35:21
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû

Archie

Í­³æ (ÕýʽдÊÖ)

You can use the UV-Vis powder obsorption. Or change both the surfactant and solvent.(this method also cause shift. but for quantum dots the surfactant with similar groups would not influent too much.) Or try the lower concentration. Low temperature is normally used to check the defect energy gap.
3Â¥2007-01-16 00:47:39
ÒÑÔÄ   »Ø¸´´ËÂ¥   ¹Ø×¢TA ¸øTA·¢ÏûÏ¢ ËÍTAºì»¨ TAµÄ»ØÌû
Ïà¹Ø°æ¿éÌø×ª ÎÒÒª¶©ÔÄÂ¥Ö÷ laoliu031993 µÄÖ÷Ìâ¸üÐÂ
×î¾ßÈËÆøÈÈÌûÍÆ¼ö [²é¿´È«²¿] ×÷Õß »Ø/¿´ ×îºó·¢±í
[¿¼ÑÐ] 274Çóµ÷¼Á +7 ɽ°¢Âû 2026-04-07 7/350 2026-04-13 16:44 by ÕÅzhihao
[¿¼ÑÐ] ²ÄÁÏÏà¹Ø×¨Òµ344Çóµ÷¼ÁË«·Ç¹¤¿ÆÑ§Ð£»ò¿ÎÌâ×é +15 hualkop 2026-04-12 16/800 2026-04-13 16:29 by ÕÅzhihao
[¿¼ÑÐ] 327Çóµ÷¼Á +11 Xxjc1107. 2026-04-13 11/550 2026-04-13 15:28 by chw1980_0
[¿¼ÑÐ] һ־Ը˫·Ç085400µç×ÓÐÅÏ¢344 Çóµ÷¼Á£¬¶Ô²ÄÁϺͻ¯Ñ§·½ÏòÒ²¸ÐÐËȤ +12 ÎÞÇéµÄСÑò 2026-04-09 13/650 2026-04-13 14:17 by ÕÅzhihao
[¿¼ÑÐ] ²ÄÁÏ299ר˶Çóµ÷¼Á +13 +21 2026-04-09 13/650 2026-04-13 14:16 by ÕÅzhihao
[¿¼ÑÐ] 2026˶ʿµ÷¼Á_Äܶ¯_ºÓÄÏũҵ´óѧ +3 ºÓÄÏũҵ´óѧ-ÄÜ 2026-04-12 3/150 2026-04-13 12:44 by ľÓã.
[¿¼ÑÐ] ÉúÎïѧ308·ÖÇóµ÷¼Á£¨Ò»Ö¾Ô¸»ª¶«Ê¦´ó£©×ö¹ý·Ö×ÓʵÑé +9 ÏàÐűػá¹ââÍòÕ 2026-04-07 10/500 2026-04-13 10:20 by ¿Éµ­²»¿ÉÍü
[¿¼ÑÐ] 0831ÉúÒ½¹¤µÚÒ»ÂÖµ÷¼Áʧ°ÜÇóÖú +12 СÐÜî£î£_s 2026-04-11 16/800 2026-04-12 16:28 by îÚè±
[¿¼ÑÐ] 307Çóµ÷¼Á +10 tzq94092 2026-04-10 10/500 2026-04-12 08:18 by wise999
[¿¼ÑÐ] »¯¹¤µ÷¼ÁÇóµ¼Ê¦ÊÕÁô£¡Ò»Ö¾Ô¸Ê§Àû£¬Ì¤Êµ¿Ï¸É£¬ÓÐÖ²ÎïÌáÈ¡¿ÆÑо­Àú +20 yzyzx 2026-04-09 21/1050 2026-04-12 00:12 by ССССÀ²À²À²
[¿¼ÑÐ] 352 Çóµ÷¼Á +6 yzion 2026-04-11 8/400 2026-04-11 16:24 by Ã÷Ô´ËʱÓÐ
[¿¼ÑÐ] »¯Ñ§308·ÖÇóµ÷¼Á +22 ÄãºÃÃ÷ÌìÄãºÃ 2026-04-07 24/1200 2026-04-11 11:14 by ChemPharm
[¿¼ÑÐ] µ÷¼Á +4 µçÆø300Çóµ÷¼Á²» 2026-04-08 7/350 2026-04-11 10:44 by ×ÏêØ×ÏÆå
[¿¼ÑÐ] 311Çóµ÷¼Á +13 xypÏë¶ÁÊé 2026-04-10 14/700 2026-04-11 09:41 by Öí»á·É
[¿¼ÑÐ] 0854µ÷¼Á +4 ³¤¹­°Á 2026-04-09 4/200 2026-04-11 09:18 by Öí»á·É
[¿¼ÑÐ] »¯Ñ§¹¤³ÌÓë¼¼Êõ324µ÷¼Á +23 Ëï³£»ª 2026-04-09 25/1250 2026-04-11 00:07 by ÆïÅ£¶Éº®½­
[¿¼ÑÐ] Ò»Ö¾Ô¸211£¬»¯Ñ§310·Ö£¬±¾¿ÆÖصãË«·Ç£¬Çóµ÷¼Á +23 ŬÁ¦·Ü¶·112 2026-04-08 23/1150 2026-04-10 23:29 by 314126402
[¿¼ÑÐ] ¿¼Ñе÷¼Á +26 ˶ÐǸ° 2026-04-09 27/1350 2026-04-10 22:24 by Öí»á·É
[¿¼ÑÐ] Ò»Ö¾Ô¸ÎäÀí³µÁ¾ 281 Çóµ÷¼Á +5 Éϰ¶Ñо¿Éú. 2026-04-07 5/250 2026-04-09 15:56 by onlyÖÜ
[¿¼ÑÐ] Ò»Ö¾Ô¸»ª¶«Àí¹¤085601²ÄÁϹ¤³Ì303·ÖÇóµ÷¼Á +15 a1708 2026-04-06 15/750 2026-04-08 16:23 by luoyongfeng
ÐÅÏ¢Ìáʾ
ÇëÌî´¦ÀíÒâ¼û