From Pre-Swelling to Performance Enhancement: Mechanisms and Effects of an Instant Ultra High-Performance Bituminous Material Modifier. - Li, Yuanyuan; Ji, Haowen; Wang, Chonghui; Zhang, Derun; Wang, Fu; Jiang, Gangping; Deng, Jiahui; Ke, Junjie (Materials (1996-1944), 2026)