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striver12

新虫 (知名作家)

[求助] 纳米颗粒团聚该如何照SEM图片

本人在做纳米催化剂,因为颗粒尺寸很小,仅有10-20nm,照的SEM图效果很不好,都团聚的很厉害。 后来加无水乙醇超声振荡半小时取上清液滴加到玻璃片上,照出来的催化剂颗粒还是团聚,不知道各位研友是否能给我提点好建议,让我照出一张漂亮的SEM图。 谢谢大家

12.PNG

[ Last edited by missu001 on 2013-4-7 at 20:00 ]
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【答案】应助回帖

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王晓萌: 金币+1, 谢谢分享! 2013-04-07 21:14:22
striver12: 金币+3, ★★★很有帮助 2013-04-10 09:07:01
用极性较小的甲苯做溶剂!再超声分散后滴到硅片上去照电镜!
2楼2013-04-07 20:21:59
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