Main activities and results 2020
(A) Thin Ce based conversion layers on various Al alloys
![](https://cssnt-upb.ro/wp-content/uploads/2021/12/1.png)
![](https://cssnt-upb.ro/wp-content/uploads/2021/12/2-1.png)
![](https://cssnt-upb.ro/wp-content/uploads/2021/12/3-1.png)
![](https://cssnt-upb.ro/wp-content/uploads/2021/12/4.png)
![](https://cssnt-upb.ro/wp-content/uploads/2021/12/5.png)
(B) Thin conversion layers based on hydrotalcite (HT) and hydrotalcite-cerium (HT-Ce) applied on various Al alloys
![](https://cssnt-upb.ro/wp-content/uploads/2021/12/6.png)
![](https://cssnt-upb.ro/wp-content/uploads/2021/12/7.png)
![](https://cssnt-upb.ro/wp-content/uploads/2021/12/8.png)
![](https://cssnt-upb.ro/wp-content/uploads/2021/12/9.png)
![](https://cssnt-upb.ro/wp-content/uploads/2021/12/10.png)
![](https://cssnt-upb.ro/wp-content/uploads/2021/12/11-1.png)
(C) Preliminary investigations related to the formation of Ce based conversion layers involving ionic liquid systems based on choline chloride
![](https://cssnt-upb.ro/wp-content/uploads/2021/12/12.png)
![](https://cssnt-upb.ro/wp-content/uploads/2021/12/13.png)
![](https://cssnt-upb.ro/wp-content/uploads/2021/12/14.png)