Numerical and experimental studies of the natural mixing behavior between an uncemented paste backfill and dumped waste rock in stopes from laboratory toward field conditions. Part II: Application and prediction of the validated and calibrated numerical model
Available online 19 January 2026
Directly dumping waste rocks (WR) underground produced into mine stopes being filled with cemented paste backfill offers several advantages. However, this practice can also present certain risks, especially...
Numerical simulation on the effect of cold shock on the initiation and propagation of microcracks in granite with different grain sizes
Available online 14 January 2026
To clarify how grain size affects the thermal damage behavior of granite subjected to cold shock, the hybrid finite-discrete element method (HFDEM) was applied to establish granite numerical models...
Response induced by transient blasting or seismic P-wave around a diversion tunnel with an imperfect rock-liner interface
Available online 13 January 2026
The work focuses on transient response of a deep-buried circular lined diversion tunnel with an imperfect rock-liner interface, which is full of water, subjected to an aperiodic blasting or seismic...
A study on the safety of nuclear waste isolation in claystone under coupled hydro-mechanical-seepage processes: An engineering geology perspective based on a generalized numerical model
Available online 16 December 2025
Claystone formations, such as France’s Callovo-Oxfordian (COx) claystone, Switzerland’s Opalinus (OPA) claystone and Belgium’s Boom clay, are increasingly regarded as optimal candidates for deep geological...
Analysis of physico-mechanical properties and pore structure characteristics of thermally damaged sandstone
November 2025
Under the conditions of underground coal gasification (UCG), the pore structure and mechanical properties of overlying rocks are crucial for the stability of surrounding strata. Therefore, it is of...
Fracture mechanism of tunnel surrounding rock induced by blasting disturbances: Experiments and numerical simulations
November 2025
The inversion of the source mechanism is a critical step in revealing and understanding the mechanisms of rock mass failure and guiding the prevention and control of ground pressure disasters. Under...
Damage and control of mining surface deformation: Research status, hot spots and trends
November 2025
In order to master the research status, hotspots and trends of mining surface deformation (MSD) in metal mines, exploring the green and sustainable development path of mines, 2241 articles in the Web...
Concept to proof long-term safety of abandoned salt mines by hydro-mechanical coupled simulations with FLAC3D and Ansys Fluent
November 2025
Evaluation and prediction of the long-term behavior of abandoned mines have to consider complex interactions of different physical processes. The hydro-mechanical coupling plays an important role for...
Reservoir heterogeneity and its role in long-term CO₂ storage performance: A case study of Air Benakat formation
November 2025
Indonesia’s strategy for attaining net-zero emissions by 2050 is contingent upon carbon capture and storage (CCS). The long-term CO₂ storage performance of Air Benakat formation in the South Sumatra...
A review of the geological characterization, classification, modeling, and case studies of anisotropic rock masses
November 2025
Rock anisotropy caused by inherent structures like bedding, foliation, and micro-fractures directly influences strength, deformability, and stress distribution variations. These directional changes...
Influence of initial stress difference on the hard rock fracture mechanism under stepwise unloading during large high-stress underground powerhouse layered excavation
Available online 28 October 2025
With the continuous advancement of deep resource exploitation and underground engineering construction, the mechanical behavior and failure mechanisms of hard rock under stepwise unloading during Layered...
Three-dimensional deformation response of cement stone under true triaxial compression
August 2025
Three-dimensional deformation properties of cement stone are crucial for the stability and safety of shafts. To explore these properties, a series of true triaxial tests adopting common loading path...
Generation of and countermeasures against time-delayed rockbursts
August 2025
Time-delayed rockbursts abruptly release huge energy, characterized by suddenness, randomness, and destructiveness, leading to substantial damage to both lives and property. This study explores the...
Simulation of progressive notch failure in deep bored raises using an iterative approach in FLAC3D
August 2025
The study examines empirical and numerical modeling methods that can be used to predict the depth of notch failure in bored raises excavated for Glencore’s Onaping Depth project within the Craig Mine...
Dynamic fracture behavior of rock tunnel under impact loading: Insights from experiments and peridynamic simulations
August 2025
The dynamic response of fractured rock masses with tunnel-like holes under impact loading is critical for ensuring the stability of underground engineering structures. This study investigates the interplay...
Geothermal energy and tiered synergistic mining of geothermal energy and minerals: Advantages, issues, and paths
August 2025
Geothermal resources, especially hot dry rock (HDR), hold the unparalleled potential to decarbonize energy systems and bolster the global clean energy transition. Despite five decades of development,...
Theories and applications of FRACOD – A fracture mechanics approach to modern rock engineering problems
August 2025
Rock failure is often governed by the initiation, propagation, and coalescence of fractures, particularly in hard rocks where fracturing, rather than plastic deformation, is the dominant failure mechanism....