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pewang

铁虫 (小有名气)

[求助] 请教一个Pd/Ce-Zr/Al2O3 汽车尾气催化剂 中2D和3D 的区别

我现在阅读一篇文献,是关于一篇New Pd/CexZr1−xO2/Al2O3 three-way
catalysts(Applied Catalysis B: Environmental 31 (2001) 51–60)的。文中多处提到2D和3D的形式,根据我的理解2D指的应该是Ce-Zr/Al的作用;而3D则应该是Ce-Zr的作用  在催化剂中这个2D和3D到底指什么呢?
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【答案】应助回帖

pewang(金币+10): 2011-11-25 09:38:22
感觉2D是二维表面结构,3D是三维粒子簇或类似的团聚形态。
2楼2011-11-23 10:27:25
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