Er3+‐doped amorphous tellurite thin films. - Ramanan, Pradeep; Gutwirth, Jan; Slang, Stanislav; Viswanathan, Anupama; Ghanawi, Taghrid; Starecki, Florent; Nazabal, Virginie; Roussey, Matthieu; Němec, Petr; Petit, Laeticia (Journal of the American Ceramic Society, 2025)