[交流] 贵金属溶胶的TEM表征

2楼: Originally posted by sally208 at 2011-11-17 00:19:29:
You should purify the as-prepared solution before dropping it on the copper grids. Also, the way you purify or precipitate it should not affect its final stability in the drop solution.

4楼: Originally posted by zhouwenhui2000 at 2011-11-17 08:09:11:
沉淀与否都可以。不知道你的具体制备方法，不知道是否适合用丙酮沉淀，如果需要沉淀的话建议优先选择乙醇（有时候丙酮会破坏金属溶胶）

4楼: Originally posted by zhouwenhui2000 at 2011-11-17 08:09:11:
沉淀与否都可以。不知道你的具体制备方法，不知道是否适合用丙酮沉淀，如果需要沉淀的话建议优先选择乙醇（有时候丙酮会破坏金属溶胶）

3楼: Originally posted by 莱古拉斯 at 2011-11-17 00:40:27:
取样先加丙酮分散后离心；再加乙醇洗；最后再用水洗就行了
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