Early-Age Properties and Reaction of Hydrophobic Portland Cement and Alkali-Activated Fly Ash–Slag Pastes with Alkyl Silanes. - Gao, Rongfeng; Mao, Jiaxi; Ruan, Shengqian; Tu, Wenlin; Wang, Yansong; Yan, Dongming (Buildings (2075-5309), 2025)