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wllwll8652

金虫 (初入文坛)

[求助] 求制备单分散二氧化钛球的方法及现象,希望重复性比较好

我的制备方法是这样的,TBT+乙二醇搅拌12h,然后倒入丙酮中,搅拌30min,陈化30min,然后离心,可是我使用相同的方法却得到很多不同的结果,有时球比较均匀,但大部分都不均匀,探索了一个学期,也没找到关键原因在哪里。请高人指点一下,我该如何改进,并交流一下大家制备时的实验现象
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yanpl06

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2楼2012-02-20 21:18:12
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