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AAO Technology
AAO(Anodic Aluminum Oxide), is a self-ordered aluminum oxide made by anodizing process.
![](img/technologies/about_img1.jpg)
Characteristics of an AAO
- Porous structure: Uniformly aligned 30-50nm pores
- Al2O3 ceramic material available for selective wet etching
AAO Wafer
Size Comparison
![](img/technologies/pro_1.png)
MEMS Performances
![](img/technologies/img_ex.jpg)
50um
![](img/technologies/img_ex2.jpg)
200um
![](img/technologies/img_ex3.jpg)
50um
![](img/technologies/img_ex4.jpg)
50um