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换大米嘞

铜虫 (初入文坛)

[求助] 柠檬酸钠做还原剂制备纳米金胶

以柠檬酸钠做还原剂制备的纳米金胶表面是不是带负电荷的?谁有解释其带负电荷这方面的文献?
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花儿努力的开~
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very2

木虫 (正式写手)

【答案】应助回帖

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感谢参与,应助指数 +1
换大米嘞: 金币+8 2012-09-03 15:47:36
http://pubs.acs.org/doi/abs/10.1021/jp075582m
Estimation of Surface Oxide on Surfactant-Free Gold Nanoparticles Laser-Ablated in Water
Surfactant-free gold nanoparticles were prepared by laser ablation of a gold metal plate in water. The nanoparticles were characterized by absorption spectroscopy, ζ-potential measurements, and XPS spectroscopy. The nanoparticles are negatively charged because the surface atoms are partially oxidized to Au伢-, according to the literature by Sacher and co-workers (J. Phys. Chem. B, 2004, 108, 16864). We further examined electrostatic interactions between nanoparticle and cationic surfactants.
5楼2012-09-02 01:58:02
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小笨953

金虫 (小有名气)

【答案】应助回帖

感谢参与,应助指数 +1
是带负点啊,具体文献不清楚,这个负电已经是很公认了。
如果每天工作十小时,那么生活会否有改变?
2楼2012-08-31 18:04:42
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换大米嘞

铜虫 (初入文坛)

引用回帖:
2楼: Originally posted by 小笨953 at 2012-08-31 18:04:42
是带负点啊,具体文献不清楚,这个负电已经是很公认了。

是审稿人要求解释一下为什么带负电,我不知道要怎么解释了。要是有这方面的文献,引用一下就好了
花儿努力的开~
3楼2012-09-01 11:00:35
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xugehui

铁杆木虫 (著名写手)

general

引用回帖:
3楼: Originally posted by 换大米嘞 at 2012-09-01 11:00:35
是审稿人要求解释一下为什么带负电,我不知道要怎么解释了。要是有这方面的文献,引用一下就好了...

这也要解释?
宇智波-鼬~美到极致是疯狂~
4楼2012-09-01 20:54:10
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