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用正电子寿命谱研究氧化镍在Al2O3上的分散
The Dispersion of NiO On Al2O3 Studied By Position
【摘要】 用正电子湮没谱研究了用浸渍法制备的Al2O3担载NiO催化剂在不同烘烤温度、不同烘烤时间下NiO的分散情况。结果显示:在300℃左右烘烤2小时,NiO的分散情况最理想。
【Abstract】 The diepersion of NiO on Al2O3 is studied by positron annihilation spectroscopy in this paper.The results showed that the diepersion of NiO on Al2O3 is best at 300℃ by baked with in 2~3h.
【关键词】 Al2O3;
NiO;
分散;
正电子湮没谱;
【Key words】 Al2O3; NiO; Dispersion capacity; Positron annihilation spectroscopy;
【Key words】 Al2O3; NiO; Dispersion capacity; Positron annihilation spectroscopy;
- 【文献出处】 安阳师范学院学报 ,Journal of Anyang Normal University , 编辑部邮箱 ,2007年05期
- 【分类号】O611.3
- 【下载频次】38