On the critical importance of shear-parallel displacement measurements in shear tests of rock fractures
September 2026
Shear-parallel displacement measurements are fundamental for understanding the deformation and stability of rock fractures in laboratory shear tests. However, these measurements are not direct records...
Three-dimensional strain path behavior of green sandstone in the brittle and ductile regimes
Available online 2 September 2026
Understanding the anisotropic deformation behavior of geomaterials under true-triaxial stress conditions across the brittle-ductile domain is of great significance for underground engineering applications....
Large-scale model test of hydraulic tunnel under excavation subjected to cyclic loading
Available online 2 September 2026
Deep hydraulic tunnels in weak rock are subjected to excavation unloading and long-term cyclic stress variations during operation. Accordingly, a 1∶5-scale physical model test was conducted in this...
Key factors and predictive model of geotextile bulging behavior for flexible backfill barricades in metal mines
Available online 2 September 2026
The construction of filling barricades is a crucial part of backfill mining, and their stability is directly related to mining safety. With advances in filling barricade construction techniques, flexible...
A high-temperature and high-stress rock triaxial test system: Development and application
Available online 2 September 2026
The advancement of deep earth resource exploration is a challenging issue for global economic stability, energy security, and geoscientific leadership. However, the mechanical properties of rocks under...
Formulation and application of a brittleness index for rocks utilizing linear energy storage behavior
Available online 2 September 2026
Brittleness is one of the most critical mechanical properties of rock materials. To accurately evaluate rock brittleness, uniaxial cyclic loading-unloading tests were carried out on sandstone. A functional...
