Original ResearchPublished 8 September 2026Research on the interface-strengthening mechanism of iron tailings in cement-stabilized macadam containing recycled aggregatesXin Lu · Jingjing Huang · Yaogang Tian · Xiaohui Yan · Jing Jiang · Jun Zhang · Chunlin YangFrontiers in Built Environmentdoi 10.3389/fbuil.2026.1883368