Wu, Y.; Tu, J.; Xia, J.; Liu, X.; Shi, L.; Li, H.; Li, M.; Chen, P.; Yang, Q.; Du, S.; Song, P.; Li, H.; Zhan, Q.; Li, X.; Tian, J.; Zhang, L. Chemo-Strain Valence Engineering for Boosting Photovoltaic Response in Double Perovskite Epitaxial Films. Nano-Micro Lett 2026, 18, 271.