State Key Laboratory of Superhard Materials;
Jilin University;
Changchun;
130012;
China;
Key Laboratory of Automobile Materials of Ministry of Education&School of Materials Science and Engineering;
Nanling Campus;
Jilin University;
Changchun;
130025;
China;
International Center of Future Science;
Jilin University;
Changchun;
130012;
China;
Department of Materials Science and Engineering;
Norwegian University of Science and Technology;
7491;
Trondheim;
Norway;
Department of Materials Science and Engineering;
Nanjing University of Science and Technology;
Nanjing;
210094;
China;
Al-Mg alloys; ECAP; Multimodal grain structure; Solute segregation; Thermal stability;