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David96666

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[求助] CdTe

1,在生成NaHTe时,为什么常温下反应很慢,反应3小时还有很多Te剩余?需要加温吗?有人用冰浴,为什么?
2,制成的CdTe量子点怎样保存?为什么加乙醇5000r/min离心后很快变成有黑色物质?是氧化了吗?
3,有其他纯化方法吗?
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sally208

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【答案】应助回帖

★ ★ ★ ★
感谢参与,应助指数 +1
David96666: 金币+4, ★有帮助 2012-07-14 14:17:43
1 no experience, sorry
2 If the precipitated QDs can be redispersed well, it is fine. Black color should come from highly concentrated QD powders.
3 You can also try dialysis to purify QDs
2楼2012-07-13 16:08:14
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