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hanzi1988

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[交流] 烧结后元素分析含有硅,铝,铁的纳米材料是啥

1-        Elemental analysis of ash residue

The ash content of XXX was determined gravimetrically after heating the sample from 25 to 550°C in a muffle oven over a time interval of 8h.  The mass residue was 0.35 w/w%.  
The elemental composition of the ash was estimated by semi-quantitative x-ray fluorescence analysis indicating 46% of Si, 22% of Fe and 20% of Al.

灰分分析结果见以上。
目前认为该灰分是某种纳米材料,纳米粉态显白色,该材料在晶体或非晶体状态下应该是透明的。
该材料不显示铁离子的颜色(黑,绿,黄)。
不排除天然矿物质粉末。

不知道哪位虫友可以提供一下思路,多谢!
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2019-07-18 10:28   回复  
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