Shear Failure Mechanism and Strength Model of Structural Planes Under the Influence of Freeze–Thaw Cycles and Shear Loading - Yongchao Tian; Kunlou Shi; Quansheng Liu; Zhenhua Li; Jiaqi Guo; Xu Chen; Xin Huang; Yujie Wang; Jie Ji; Bo Li (Rock Mechanics and Rock Engineering, 2026)