Wang, Y., Zhang, S., Chen, Z., Zhang, H., Tian, F., Wang, J., Zhu, Y., Yang, G., Li, Z., Cui, G. (2026). Long‐Life Lithium Metal Batteries Enabled by In Situ Solidified Polyphosphoester‐Based Electrolyte. Advanced Materials. https://doi.org/10.1002/adma.202514210