This simple animation shows the principle of Atomic Layer Deposition (ALD) using the molecules trimethyl aluminum (TMA) and water (H2O). At the end of this animation 1 monolayer (1 Angstrom ~ 10^−10 m)of Al2O3 is grown.

You may use this video for teaching /instructional purpose. We request you to please acknowledge the Banerjee Group at Washington University in St. Louis (http://research.engineering.wustl.edu/~parag.banerjee/) while using this video.