Fan, Y., Qu, W., Xu, K., Wang, X., Dai, J., Su, Y., Jia, Y., Lei, L., Zhu, S., Peng, L., Yang, Y., Luan, S., Zhang, Y., Zhang, L., Yu, S., Li, M. M., Wang, W., Fan, H., Wu, H., Huang, H., Huang, H. (2026). Multi‐Polar Order Engineering Enables Near‐Ideal Efficiency in Lead‐Free Energy Storage Perovskite. Advanced Materials. https://doi.org/10.1002/adma.202518270