Corrigendum to “Ballistic impact testing of acrylic and alumina thin-films” [Mater. Lett. 403 (2026) 139351] (Materials Letters (2026) 403, (S0167577X25013813), (10.1016/j.matlet.2025.139351))

The authors regret that the video links in supporting information do not work. The authors provide the following new video links for the ballistic impact simulations. Videos of ballistic impact of diamond projectile on PMMA: https://www.youtube.com/watch?v=_RAQNWt39rY&list=PLb_c5HHj63exwAjHMjJedt5JrTHvkZxzo Videos of ballistic impact of diamond projectile on α-Al<inf>2</inf>O<inf>3</inf>: https://www.youtube.com/watch?v=RkPQdWQurU0&list=PLb_c5HHj63ewImCLLIj8JtU70Q_FAj-u_ The authors would like to apologise for any inconvenience caused.