Cu segregation at α-Al (1 1 1)/δ′-Al3Li (1 1 1) interface Jian-Gang Yao, Rong-Kai Pan, Yong Jiang, Deng-Feng Yin and Hua Wang Eur. Phys. J. B, 91 10 (2018) 239 Published online: 08 October 2018 DOI: 10.1140/epjb/e2018-90274-6