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genhunter

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超级老快: 金币+40, 翻译EPI+1, ★★★很有帮助 2016-11-04 18:54:15
(I learnt from)In  the literature that gold and silver nanoparticles of average sizes (多少?) possess diamagnetic property. However, research found that gold and silver nanoparticles  below 5 nm in diameter and the clusters made from these particles demonstrate a major change in  the magnetic susceptibility, these particles become  paramagnetic or superparamagnetic.
离成功还差一点
2楼2016-11-04 17:13:48
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