Effects of loading rates and mine water immersion on the mechanical characteristics of coal under Brazilian test conditions
April 2026
The mechanical properties of coal pillars are crucial for evaluating the stability of underground water reservoirs in coal mines. This article examines the fracture mechanical behavior of coal in response...
Integration of image and dipole sonic logs for identification of natural fractures and stress-induced anisotropy in Asmari reservoir (A case study, SW Iran)
April 2026
Borehole sonic dispersion analysis is a technique that provides valuable insights into the realm of borehole sonic interpretation. This research involves an analysis of shear-wave anisotropy and ultrasonic...
Recent advancements for cement grout diffusion mechanisms within rock fractures
April 2026
Understanding cement grout diffusion in rock fractures is crucial for rock engineering, yet grouting faces significant challenges due to fracture network heterogeneity and grout's complex non-Newtonian...
Integrative solution of stress evolution in overburden roof strata during the coal seam mining by application of complex variable functions methodology
April 2026
Large-scale roof collapse is a major dynamic hazard threatening the safe coal mine operations. Understanding the deformation and failure characteristics of overburden rock strata, as well as deciphering...
Variable elastic anisotropy controls stress in shallow crown pillars
January 2026
As easily accessible natural resources become depleted, it is necessary to extract material from deeper levels and so mines may opt to develop a process of transition from open-pit to underground mining...
Research on the effect of surface retaining elements on the dynamic load resistance of bolted rock
January 2026
The failure of support systems in deep coal mine roadways is a critical issue that hinders the development of deep coal resources. As a critical support element, the surface retaining element (SRE)...
An improved dual-strength reduction method of slope stability analysis using Hill Climbing Algorithm
January 2026
How to determine reduction strategy between cohesion (c) and internal friction angle (ϕ) is crucial for slope stability evaluation using the dual-strength reduction method (DSRM). Given that the slope...
Tensile failure and ductile-to-brittle transition of sandstone under three-dimensional seepage pressure
January 2026
After reservoir impoundment, fractures and pores in the rock mass serve as important pathways for seepage, and the resulting fluid pressure can easily trigger engineering issues such as slope instability...
A novel damage model on the acoustic emission characteristics of weakly cemented soft rock under alkaline water-enriched environment
January 2026
Mechanical properties of weakly cemented soft rock (WCSR) under alkaline water-enriched environment are vital to the stability of surrounding rock. The specimens were soaked in various chemical solutions,...
Computational large deformation geomechanics with a focus on the periporomechanics paradigm
January 2026
This article presents a state-of-the-art review of computational large deformation geomechanics, focusing on the recently developed periporomechanics (PPM) paradigm. PPM is a nonlocal reformulation...
Influence of bedding orientation on shale damage evolution: A combined in-situ micro-CT and digital volume correlation investigation
January 2026
The bedding structure of shale significantly influences its mechanical anisotropy. However, the meso-scale anisotropic control mechanism of bedding on shale damage evolution remains insufficiently understood....
Development characteristics and prediction methods of the “three zones” in overlying strata under the 110 mining method
January 2026
The 110 mining method is a novel coal mining approach that is environmentally friendly. To investigate the movement laws of the overburden strata under the mining conditions of this method, this study...
A multi-frequency ultrasonic amplitude attenuation method for identifying damage of rock
January 2026
High-temperature damage in rocks significantly affects ultrasonic amplitude attenuation. Inverting rock damage through amplitude attenuation offers a rapid, non-destructive, and convenient detection...
Control of rock burst during deep tunnel blasting excavation based on energy release process optimizing
January 2026
Blasting is widely used in hard rock tunnel excavation but often deteriorates the mechanical properties of the rock mass, forming a disturbance zone associated with energy evolution in the surrounding...
Coupling effect of temperature and confining pressure on fracture toughness of transversely isotropic shale: Insights from a thermal-mechanical DEM model
October 2025
The coupling effect of temperature and confining pressure on fracture toughness is a critical issue in deep shale gas development that cannot be overlooked. Field and laboratory studies have shown that...
The influence of faults on adjacent rock mechanical behavior and acoustic emission characteristics: A case study of the xianshuihe fault zone
October 2025
Tensile strength is a crucial parameter for assessing rock stability and fracture characteristics, which play a significant role in the prediction and engineering design of geohazards. However, fault...
Cemented soil-soil interface shear strength evaluation I: Size effect and characteristic experimental size quantization
October 2025
The shear strength of cemented soil-soil interface is affected by the size effect of experimental sample. With the advancing density of urban underground space and the wide application of grouting reinforcement...
Prediction of blast-induced ground vibration in dolomitic marble quarry using Z-number information and fuzzy cognitive map based neural network models
October 2025
Blast-induced ground vibration (BIGV) is one of the detrimental environmental consequences of blasting operations in mining and civil engineering. Hence, accurate prediction of BIGV is highly imperative....
A logistic-based constitutive model for rocks under uniaxial compression considering the initial damage recovery characteristics
October 2025
The damage process is categorized into two phases from the perspective of crack evolution, damage recovery induced by the closure of primary cracks and damage growth induced by the propagation of new...
A numerical and intelligent driven method for the drainage arrangement around a deep-buried tunnel in fractured rocks
October 2025
The rational arrangement of the tunnel drainage system is crucial for the distribution of pore pressure around the tunnel lining, especially for deep-buried tunnels with high groundwater levels. This...
Deep learning-powered rock mass classification: Predicting RMR from Q-system parameters with high accuracy
October 2025
Reliable stability assessment requires an objective and precise assessment of the rock mass quality classification. A deep learning model is developed to create a tool that can provide a rapid and precise...
Experimental study on the mechanical properties of 1G-NPR cable anchored rock with AE-DIC method
October 2025
The study investigates the mechanical properties of 1G-NPR (Negative Poisson's Ratio) cable-anchored sandstone under uniaxial compression, employing Acoustic Emission (AE) and Digital Image Correlation...
Mechanical Properties and Microstructure Characteristics of Vacuum Sintered Lunar Simulant Using Nanoindentation
Available online 30 September 2025
To meet the requirements of lunar base construction and in-situ resource utilization (ISRU), this study applies multiple characterization techniques to examine the microstructure, mineral composition,...
Study on true triaxial stress-seepage law of sandstone under high temperature
Available online 17 September 2025
The environment of high temperature and high ground stress in the process of underground coal gasification and geothermal energy development will affect the seepage characteristics of rock strata. Studying...
Mechanical Behavior and Strength Model of Anchored Mortar-Rock Composite under Triaxial Compression
Available online 17 September 2025
Anchor-shotcrete support has been widely applied in underground rock mass engineering globally, where the anchoring of bolts plays a crucial role in stabilizing the mortar-rock interface. In this study,...