Picture of the month - December 2020

Harlequin twins
This picture present two samples of AlN thin film on Si substrate deposited during CVD experiments and in-situ stress measurement. The color iridescence comes mainly from film thickness gradient.





About the author: Vincent TABOURET works as a post-doctoral fellow with Frederic Mercier in TOP group. His subject concerns the in-situ study of CVD deposit and MAX phase deposited by CVD technique.