Fabrication of Composite Polyimide Separator for Lithium Ion Battery Thermal Safety Improvement. - Sun, Peng; Qiu, Yong; Wang, Yan; Gao, Zhiyuan; Yang, Wenpo; Fang, Lingbo; Fan, Kexin; Ke, Xiao; Liu, Jiakun; Sun, Bin; Geng, Xuewen (Energies (19961073), 2026)