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蓦然回首2010

木虫 (正式写手)

[求助] 关于1-5nm AuNPs的制备

刚刚接触小尺寸的AuNPs的制备,参考文献的步骤合成(如下),在使用之前一定需要放置两个周吗?放置的这两个周有什么用?这个时间对于AuNPs有什么影响?谢谢大家!!
Preparation of colloidal gold nanoparticles (GNPs). A THPC gold solution composed of 1–5 nm Au colloid was prepared as described by Duff et al.17 To 180 mL of ultrapure water was added 1.2 mL of 1MNaOH and 4mL of 1.2mMTHPC solution (prepared by adding 48 mL of 80% THPC in water to 4 mL of ultrapure water). Then, 6.75 mL of 25 mM aqueous chloroauric acid was added quickly to the mixture, aer which the solution immediately changed from colorless to a medium brown color. This gold seed solution should be stored at 4 C for at least 2 weeks before use.

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很努力的做的更好,不为别的,只求赶紧的向前走!
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oak123

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楼主,我最近也在做1-5nm AuNPs,能否将参考文献发我一份,或者中文的也行,感谢!
2楼2017-11-30 08:43:22
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