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Article
Experimental Study on Influence of Intermediate Principal Stress on the Permeability of Sandstone
In engineering, it is considerably important to understand the evolution process of sandstone deformation and permeability under complex stress conditions. Although numerous scholars have reported on sandstone...
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Article
Mechanical Properties and Failure Behavior of Dry and Water-Saturated Anisotropic Coal Under True-Triaxial Loading Conditions
In underground coal mining, coal failure generally occurs due to the relatively weak strength of the coal and the high applied mining-induced stresses. The outer complex geological conditions (i.e., tectonic s...
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Article
Mechanical Properties of Layered Composite Coal–Rock Subjected to True Triaxial Stress
Underground mining or tunnelling activity is always associated with the composite geological formations. The mechanical properties of layered composite coal–rock subjected to true triaxial stress conditions ar...
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Article
Mechanical and Acoustic Emission Characteristics of Coal at Temperature Impact
Coal and rock mass constitute a type of porous medium. This study investigated the influence of temperature impact on the mechanical properties and acoustic emission (AE) characteristics of coal. A mechanism a...
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Article
True Triaxial Experimental Study of Disturbed Compound Dynamic Disaster in Deep Underground Coal Mine
With the increase of coal extracting depth, a considerable number of dynamic disasters display the co-occurrence and coupling effect of rockburst and coal–gas outburst, which is defined as the disturbed compou...
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Article
Experimental Study on the Microstructure Evolution Laws in Coal Seam Affected by Temperature Impact
The microstructure of coal has a significant influence on the permeability of the coal seam. To study the characteristics of microstructure changes in coal seam under temperature impact, we conducted temperatu...
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Article
Influence of the Intermediate Principal Stress on Sandstone Failure
This paper reports the results of fracture testing of sandstone under constant minor principal stress (20 MPa) and various intermediate principal stresses. The results show that when the minor principal stress...
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Article
A Novel Large-Scale Multifunctional Apparatus to Study the Disaster Dynamics and Gas Flow Mechanism in Coal Mines
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Article
Anisotropic Mechanical Properties and the Permeability Evolution of Cubic Coal Under True Triaxial Stress Paths
The geological sequestration of CO2, underground coal mining, and coalbed methane production in deep coal reservoirs is executed under high levels of 3-D geo-stress, and it is accompanied by significant variation...
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Article
Open AccessAnnealing Induced Re-crystallization in CH3NH3PbI3−xClx for High Performance Perovskite Solar Cells
Using poly(3,4-ethylenedioxythiophene):polystyrene sulfonate (PEDOT:PSS) as hole conductor, a series of inverted planar CH3NH3PbI3−xClx perovskite solar cells (PSCs) were fabricated based on perovskite annealed b...
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Article
Development of a New Direct Shear Testing Device for Investigating Rock Failure
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Article
A Novel True Triaxial Apparatus to Study the Geomechanical and Fluid Flow Aspects of Energy Exploitations in Geological Formations
Fluid–solid coupling investigations of the geological storage of CO2, efficient unconventional oil and natural gas exploitations are mostly conducted under conventional triaxial stress conditions (σ ...
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Article
A New Experimental Apparatus for Coal and Gas Outburst Simulation
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Article
A case study on a geotechnical investigation of drainage methods for heightening a tailings dam
Safe disposal of contaminated tailings is recognized as the single largest environmental challenge facing the mining industry worldwide. Because suitable land for a new tailings pond is becoming rare and expen...
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Article
Combined Effect of Stress, Pore Pressure and Temperature on Methane Permeability in Anthracite Coal: An Experimental Study
Understanding the combined effect of stress, pore pressure and temperature on methane permeability is crucial to hazards detection and mitigation in deep coal mining. It is well known that mine temperature inc...
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Article
Stability analysis and supporting system design of a high-steep cut soil slope on an ancient landslide during highway construction of Tehran–Chalus
The stability of both natural and cut slopes in mountainous areas is a great challenge to highway constructions and operations. This paper presents a successful case study of stability analyses and protection ...
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Article
An Experimental Study on the Effects of Water Content on Coalbed Gas Permeability in Ground Stress Fields
Experimental coal cores were collected from a coalbed of Sihe colliery and Zhaozhuang colliery, Qinshui Basin, China. Their gas effective permeability was studied under effects of water content and effective s...
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Chapter and Conference Paper
Line Feature Enhancement Using a New Shift-Invariant Non-aliasing Ridgelet Transform
A new shift-invariant non-aliasing Ridgelet transform was presented to avoid aliasing and shift-variant in old Ridgelet transform. Firstly, image size was expanded twice via interpolating zero values,so that t...
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Article
Chemical oscillation in electrochemical oxidation of methanol on Pt surface
Based on dual path reaction mechanism, a nonlinear dynamics model reflecting the potential oscillation in electrooxidation of methanol on Pt surface was established. The model involves three variables, the ele...
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Article
Case history of controlling a landslide at Panluo open-pit mine in China
Controlling of landsides safely and economically is a great challenge to mine operators because landslides are major geological problems especially in open-pit mines. In this paper, a case history at Panluo op...
