Ji, Y., Wang, Y., Yuan, Z., Zhou, Y., Hsueh, P., Chen, Z., Zhang, Y., Wang, H., Wang, Q., Li, Z., Chen, P., He, X., Wang, X., Wu, J., Tong, Y., Yang, X., Zhu, R., Wang, X. (2026). Structural Modulation Enables Bright and Efficient Cs–Cu–Cl Electroluminescence. Advanced Materials. https://doi.org/10.1002/adma.202522256