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steven30199

新虫 (初入文坛)

[求助] 氧化石墨烯離心問題 已有1人参与

???}????????modified hummers method??GO?????E????
1. 1g graphite ???100ml???????e??????????С?r
2. ????????4g ?^?i?????????
3. 30??C??????6С?r
4. ????????100ml DI water,???]?г??^80??C??????15??
5.????30ml ?p?????????10??
??????p??????????_????????S???????200ml DIwater?????o?????????????????????????????????????????x????(5000rpm)?????????
???@?r???}?????
С????????????????f?x??????GO??????????????y?x???
???????K?]???????@?????}????_????????x????????????????c??????????
????????????????????????????????????GO?]?????!??????????????????@???F??????????????GO??|?????????????????(?????m?????W??????E)?
?????x??λ??????????!
p.s. ???????????^XRD??peak??10???????^FTIR????_?????????????I?Y??PEAK
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ZK87491678

新虫 (初入文坛)

你好,请问你后处理离心时用得什么洗的,每次离心多长时间
2楼2016-02-17 20:51:15
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吓吓虫

木虫 (著名写手)

【答案】应助回帖

人家说的接近中性加水膨胀,是在正常状态下,你现在是离心后的状态,这个没法比较啊。
另外,你离心后上清液是什么颜色的,离心处理的具体条件最好说清楚。
3楼2016-02-18 13:00:51
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