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Maybe you can try to adjust the pH before heating. A high pH is always favorable for Au reduction. The same group also reported a similar work in Chem. Commun., 2009, 1736¨C1738. Welcome to read: http://muchong.com/bbs/viewthread.php?tid=3381534 |
2Â¥2011-07-22 15:24:00
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3Â¥2011-07-22 15:43:14
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yingli09(½ð±Ò+2): ллӦÖú£¡ 2011-07-22 16:22:34
yingli09(½ð±Ò+2): ллӦÖú£¡ 2011-07-22 16:22:34
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Fluorescent gold nanoparticles-based fluorescence sensor for Cu2+ ions Wenbin Chen, Xijuan Tu and Xiangqun Guo* 2009 chemcoom ÕâÆªÎÄÕÂÓõÄÊÇ jie zhengµÄ·½·¨£¨4Ìì ¹âÕÕ GSH£©ºÏ³ÉµÄ·¢É䲨³¤ÔÚ550nm×óÓÒµÄ½ð´Ø Facile one-pot synthesis of near-infrared luminescent gold nanoparticles for sensing copper (II) Xijuan Tu,Wenbin Chen and Xiangqun Guo 2011 Nanotechnology ÕâÆªÎÄÕÂÊÇ ÊÀ½çÉϵÚÒ»¸ö ÀûÓÃGSH»¹ÔÂȽðËáµÄ·½·¨ ºÏ³É·¢É䲨³¤ÔÚ 810nm µÄ½üºìÍâ ½ð´Ø QY=1% Á½ÆªÎÄÕµĵÚÒ» µÚ¶þ×÷Õß¾ùÒѲ©Ê¿±ÏÒµ£¨Á½Õß·òÆÞ¹ØÏµ£©£¬Í¨¹ýÏÃÃÅ´óѧµÄͬѧҪµ½ µÚÒ»×÷ÕßµÄÓÊÏ䣨ÎÒ¾õµÃͨѶ×÷ÕßҲ˵²»³öʲôÀ´£©£¬Á½¸öÔÂǰ·¢Óʼþ»¹Ã»Óлظ´¡¤¡¤¡¤¡¤ ÓÐË×ö¹ýÕâ¸ö GSH@AU ·¢É䲨³¤ 810nmµÄ¿ÉÒÔÌÖÂÛһϠ£¬»òÕßÓÐÐËȤҲ¿ÉÒÔ×öһϣ¬Ò»ÏÂÎç¾Í¿ÉÒԸ㶨¡¤¡¤¡¤¡¤¡¤¿´¿´ÎÒÄÄÀïÊèºöÁË |
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