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°´ÕÕÎÄÏ× ÖÆ±¸½ðÄÉÃ×°ô£ºChem. Mater. 2005, 17, 4636-4641 ²½ÖèÈçÏ£ºGold Nanorod Synthesis. Gold nanorods were prepared exactly as described by Sau et al.,33 but scaled up to increase the quantity. Gold seed particles were prepared by adding 250 ¨ªL of 10 mM HAuCl4a3H2O to 7.5 mL of 100 mM cetyltrimethylammonium bromide (CTAB) with brief, gentle mixing. Next, 600 ¨ªL of freshly prepared, ice-cold 10 mM NaBH4 solution was added followed by mixing for 2 min. The pale brown seed solution was stable and usable for several days. The nanorod growth solution was prepared by adding the following reagents to a plastic tube in the following order and then gently mixing: 40 mL of 100 mM CTAB, 1.7 mL of 10 mM HAuCl4a3H2O, 250 ¨ªL of 10 mM AgNO3. Next, 270 ¨ªL of 100 mM ascorbic acid was added, which changed the solution from brown-yellow to colorless. To initiate nanorod growth, 420¨ªL of the seed solution was added to the growth solution, mixed gently, and left still for 3 h. Ö®ºóÀëÐÄ£¬´¿»¯£¬µÃµ½µÄAuNR@CTAB´¢´æÔÚË®Öб¸Óᣠ½ÓÏÂÀ´£¬ÎÄÕÂÖоÍÓÃ3 mL (25 nM) of the originalAuNR@CTAB in water. ÎÒÏëÖªµÀµÄ¾ÍÊǽðÄÉÃ×°ôµÄŨ¶È£¨25nM) ÊÇÈçºÎµÃ³öµÄÄØ£¿ÀëÐĺóÓöàÉÙÁ¿µÄË®´¢´æÒ²Ã»ÓÐ˵¡£ ÖÆ±¸³öÀ´µÄ½ð°ôÈÜÒºÔõô¼ÆËãÆäŨ¶È? |
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8Â¥2013-07-14 18:09:42
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2Â¥2013-07-12 08:54:55
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3Â¥2013-07-12 10:12:49
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4Â¥2013-07-12 10:50:12
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6Â¥2013-07-13 22:23:06
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7Â¥2013-07-14 09:53:34
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9Â¥2013-07-15 22:49:40
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