Bouferrache, K., Ghebouli, M. A., Fatmi, M., Saeedi, A. M., Alomairy, S., Abualreish, M. J. A., Smerat, A. (2026). First-principles study of band gap engineering and thermoelectric performance in K2AgSbX6 (X = Cl, F, I) double perovskites. Scientific Reports. https://doi.org/10.1038/s41598-026-58427-9