AActa Materialia3/21/2026Grain-boundary precipitation architected hard-shell heterostructure achieves extraordinary strain hardening in high-entropy alloysYunfei Xue·Xiaolei Wu·Linlin Wang·Yang Ren·Xutao Wang·Yunkai Li·Benpeng Wang·Ke Jin·Wenqi Guo·Wenjun LuRead at Acta MaterialiaTagsHigh Entropy Alloys StudiesMechanical Engineering