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jhwang1228

木虫 (正式写手)

[交流] ZnO纳米粒子制备方法

有没有制备ZnO纳米粒子的虫子?
我是按照文献《Synthesis of ZnO Nanoparticles with Tunable Emission Colors and Their Cell Labeling Applications》中所采用的方法!
有没有利用相同的方法?
ZnO nanoparticles were prepared through a precipitation method by using LiOH as the precipitation agent in ethanol. In general, 0.2 mmol of zinc
acetate was dissolved in 20 mL of absolute ethanol. The mixture was dissolved completely by being stirred at room temperature for 30 min; 36 mg of LiOH was dissolved in 20 mL of absolute ethanol. The zinc acetate/ethanol solution was then added to the LiOH/ethanol solution. The pH value of the solution was measured to be 12. After reaction for 2 h, the solution became turbid, indicating ZnO nanoparticles were formed. The pH
values of the solutions were tuned to 10, 8, and 6 when 14, 10, and 5.5 mg of LiOH were added, respectively.
方法中没有提及搅拌和温度!所以我是在室温搅拌状态下操作的,但是制备后溶液是完全透明状,这样是不是合理?
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jhwang1228

木虫 (正式写手)

引用回帖:
7楼: Originally posted by 风雨中恋着你 at 2014-11-09 20:33:21
你找到是什么原因了吗?...

还在摸索,减少了碱的用量,效果基本一样!静置一夜有沉淀!
9楼2014-11-10 08:32:33
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风雨中恋着你

木虫 (职业作家)

秋天不会冷

★
小木虫: 金币+0.5, 给个红包,谢谢回帖
你是现在做的实验吗?

[ 发自手机版 http://muchong.com/3g ]
4楼2014-11-08 23:11:39
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阿Q~~

至尊木虫 (文坛精英)

帮顶一下,不懂~~~~~~~~~~~~~
自强不息,厚德载物;独立精神,自由思想。
5楼2014-11-09 07:48:21
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jhwang1228

木虫 (正式写手)

引用回帖:
4楼: Originally posted by 风雨中恋着你 at 2014-11-08 23:11:39
你是现在做的实验吗?

是,正在做!做之后是透明状,静置一夜之后有浑浊!
6楼2014-11-09 09:17:06
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