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材料研究学报  2006, Vol. 20 Issue (4): 367-371    
  论文 本期目录 | 过刊浏览 |
MgAl2O4纳米透明陶瓷的制备及其透明机理
齐建起  卢铁城  常相辉  雷牧云  黄存新
引用本文:

齐建起; 卢铁城; 常相辉; 雷牧云; 黄存新 . MgAl2O4纳米透明陶瓷的制备及其透明机理[J]. 材料研究学报, 2006, 20(4): 367-371.

全文: PDF(1314 KB)  
摘要: 用传统合成金刚石用的六面顶压机,使用工艺简单的高温焙烧法得到的MgAl2O4纳米粉体,采用超高压烧结法分别在较低温度800~U00℃和较高压强3~5 GPa下尝试进行了纳米透明陶瓷的制备,得到了平均粒径约为50~75 nm的MgAl2O4纳米透明陶瓷,发现烧结陶瓷的最佳温度为1000℃,最佳压力为4 GPa.样品的密度直接决定样品的透明度,粉体的性质对透明度也有很大的影响,透明陶瓷的纳米化使其在光学透过率方面具有独特优势.
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收稿日期: 1900-01-01     
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