Li, J., Gao, H., Han, Z., Yu, J., Zhuang, H., Chen, L., Li, H., Jiang, Y., Wang, Z., Zheng, Q., Li, J. (2025). In Situ Engineering of Grain Boundary Phase toward Superior Thermoelectric Performance in Mg 3 (Sb,Bi) 2. Advanced Materials. https://doi.org/10.1002/adma.202503665