Fonnesu, D., Ford, D., Chyhyrynets, E., Keckert, S., Knobloch, J., Kugeler, O., Lazzari, M., Marconato, G., Salmaso, A., Zubtsovskii, A., Pira, C. (2026). Recipe optimization and SRF test of Cu-compatible Nb$${}_{3}$$Sn films by DC magnetron sputtering from a stoichiometric target. Scientific Reports. https://doi.org/10.1038/s41598-025-33547-w