The Role of Lithium in the Aging Precipitation Process of Al-Zn-Mg-Cu Alloys and Its Effect on the Properties. - Sun, Jing-Ran; Dong, Bai-Xin; Yang, Hong-Yu; Shu, Shi-Li; Qiu, Feng; Jiang, Qi-Chuan; Zhang, Lai-Chang (Materials (1996-1944), 2023)