Packing Densification Response–Constrained Fractal Characterization and Compaction Performance Evaluation of Widely Graded Granular Materials. - Ren, Guo-Feng; Wang, Xin-Qing; Wang, Yi; Hu, Qiu-Yue; Pei, Xiang-Jun; Zhang, Xiao-Chao (Materials (1996-1944), 2026)