Hongwei Deng
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View article: Bonding performance between high-performance concrete and normal strength concrete based on splitting-tensile test：Effect of size and substrate surface roughness
Bonding performance between high-performance concrete and normal strength concrete based on splitting-tensile test：Effect of size and substrate surface roughness Open
View article: Therapeutic efficacy of highly aspherical lenslets combined with low-concentration atropine: A retrospective study
Therapeutic efficacy of highly aspherical lenslets combined with low-concentration atropine: A retrospective study Open
Over one year, combining HAL with 0.01 % atropine effectively controlled myopia progression in children and adolescents with varying refractive statuses.
View article: Immediate impact of augmented reality visual training on choroidal thickness and accommodative function: A small sample study
Immediate impact of augmented reality visual training on choroidal thickness and accommodative function: A small sample study Open
View article: Exploring green mining research trends through web of science: A bibliometric analysis based on VOSviewer and CiteSpace
Exploring green mining research trends through web of science: A bibliometric analysis based on VOSviewer and CiteSpace Open
With the growing emphasis on sustainable development, green mining has garnered increasing global attention due to its critical role in promoting environmentally responsible resource extraction. This study aims to systematically map the ev…
View article: Evolution of Pore Structure and Mechanical Characteristics of Red Sandstone Under Drying–Wetting Cycles
Evolution of Pore Structure and Mechanical Characteristics of Red Sandstone Under Drying–Wetting Cycles Open
Red sandstone is widely distributed in southern China. Due to the significant difference in mechanical properties before and after hydration and its poor water stability, red sandstone often triggers landslide accidents. In this paper, red…
View article: Bonding Performance between High-Performance Concrete and Normal Strength Concrete Based on Splitting-Tensile Test：Effect of Size and Substrate Surface Roughness
Bonding Performance between High-Performance Concrete and Normal Strength Concrete Based on Splitting-Tensile Test：Effect of Size and Substrate Surface Roughness Open
View article: Experimentation of Heat-Insulating Materials for Surrounding Rocks in Deep Mines and Simulation Study of Temperature Reduction
Experimentation of Heat-Insulating Materials for Surrounding Rocks in Deep Mines and Simulation Study of Temperature Reduction Open
With the increasing depletion of shallow resources, mining has gradually shifted to deeper levels, and the high-temperature problem of deep mining has restricted the efficient and safe development of mining. In this study, five types of th…
View article: The Licf3so3/Co(Nh2)2 Deep Eutectic Coating on Laz931 Mg Alloy
The Licf3so3/Co(Nh2)2 Deep Eutectic Coating on Laz931 Mg Alloy Open
View article: Experimental Study on Macroscopic Mechanical Characteristics and Microscopic Pore Structure Evolution of Soil–Rock Mixture under Repeated Freeze–Thaw Cycles
Experimental Study on Macroscopic Mechanical Characteristics and Microscopic Pore Structure Evolution of Soil–Rock Mixture under Repeated Freeze–Thaw Cycles Open
The response characteristics of the mesostructure and macro-characteristics of the soil–rock mixture under repeated freeze–thaw action have an important influence on the safety and stability of the dump slope in low-temperature environment…
View article: Properties of Cement Thermal Insulation Materials Containing Tailing Waste for Connecting Mines Assessed Using the Orthogonal Method with the Response Surface Method
Properties of Cement Thermal Insulation Materials Containing Tailing Waste for Connecting Mines Assessed Using the Orthogonal Method with the Response Surface Method Open
High temperature in deep mines has become the main concern to limit the production capacity of mines. To mitigate the adverse impact of the underground high-temperature environment on mine production, an orthogonal test was used to design …
View article: Numeric Investigation on the Stability of a Preformed Roadway under Backfill Body Subjected to Blasting Load
Numeric Investigation on the Stability of a Preformed Roadway under Backfill Body Subjected to Blasting Load Open
Tungsten, essential in the industrial, military, and civilian domains and deemed a strategic resource by various nations, necessitates careful consideration in room and pillar mines due to the potential instability and safety hazards posed…
View article: Study on Coupling Coordination Relationship between Urban Development Intensity and Water Environment Carrying Capacity of Chengdu–Chongqing Economic Circle
Study on Coupling Coordination Relationship between Urban Development Intensity and Water Environment Carrying Capacity of Chengdu–Chongqing Economic Circle Open
The high-level coupling coordination relationship between urban development and a city’s water environment carrying capacity is conducive to urban sustainable development. Taking the Chengdu–Chongqing Economic Circle as the research object…
View article: Preparation of Sm<sub>2</sub>Zr<sub>2</sub>O<sub>7</sub> Slurry for Thermal Spraying
Preparation of Sm<sub>2</sub>Zr<sub>2</sub>O<sub>7</sub> Slurry for Thermal Spraying Open
The orthogonal experiment with three factors and three levels was designed to control the process conditions in the thermal spraying process. The solid content, pH value and PVA addition on the stability and fluidity of sm 2 zr 2 o 7 slurr…
View article: Analysis of Microscopic Pore Characteristics and Macroscopic Energy Evolution of Rock Materials under Freeze-Thaw Cycle Conditions
Analysis of Microscopic Pore Characteristics and Macroscopic Energy Evolution of Rock Materials under Freeze-Thaw Cycle Conditions Open
The repeated cyclic freeze-thaw effect in low-temperature environments causes irreversible damage and deterioration to the microscopic pore structure and macroscopic mechanical properties of a rock. To study the effects of the freeze-thaw …
View article: RT-YOLO: A Residual Feature Fusion Triple Attention Network for Aerial Image Target Detection
RT-YOLO: A Residual Feature Fusion Triple Attention Network for Aerial Image Target Detection Open
In recent years, target detection of aerial images of unmanned aerial vehicle (UAV) has become one of the hottest topics. However, target detection of UAV aerial images often presents false detection and missed detection. We proposed a mod…
View article: Comprehensive Evaluation on Urban Water Security Based on the Novel DPEBLR Concept Model and the Cloud Matter-Element Model: A Case Study of Chongqing, China
Comprehensive Evaluation on Urban Water Security Based on the Novel DPEBLR Concept Model and the Cloud Matter-Element Model: A Case Study of Chongqing, China Open
Urban water security problems such as water scarcity, water pollution, and flood disasters have restricted the sustainable development of cities. In order to scientifically evaluate the urban water security situation, this study combined t…
View article: Experimental Study on Microbial-Induced Calcium Carbonate Precipitation Repairing Fractured Rock under Different Temperatures
Experimental Study on Microbial-Induced Calcium Carbonate Precipitation Repairing Fractured Rock under Different Temperatures Open
Microbial-induced calcium carbonate precipitation (MICP) technology mainly uses carbonates produced by the reaction of microbial activities to repair rocks and soils. Temperature influences microbial metabolism and the kinetics of chemical…
View article: FATIGUE BEHAVIOUR OF TITANIUM-CLAD BIMETALLIC STEEL PLATE WITH DIFFERENT INTERFACIAL CONDITIONS
FATIGUE BEHAVIOUR OF TITANIUM-CLAD BIMETALLIC STEEL PLATE WITH DIFFERENT INTERFACIAL CONDITIONS Open
Titanium-clad (TC) bimetallic steel is a type of high-performance steel, with high corrosion resistance attributed to the titanium alloy and economy as well as excellent mechanical properties resulted from structural steel. Such advanced b…
View article: Experimental Study of Multi-Angle Effects of Micron-Silica Fume on Micro-Pore Structure and Macroscopic Mechanical Properties of Rock-like Material Based on NMR and SEM
Experimental Study of Multi-Angle Effects of Micron-Silica Fume on Micro-Pore Structure and Macroscopic Mechanical Properties of Rock-like Material Based on NMR and SEM Open
The experiment of rock-like material plays an important role in the simulation of engineering fractured rock mass. To further understand the influence of raw materials on rock-like materials, this paper carried out the indoor mechanical pr…
View article: Correlation Analysis between Microscopic Pore Parameters and Macroscopic Mechanical Properties of Rock-like Materials from the Perspective of Water-Cement Ratio and Sand-Cement Ratio
Correlation Analysis between Microscopic Pore Parameters and Macroscopic Mechanical Properties of Rock-like Materials from the Perspective of Water-Cement Ratio and Sand-Cement Ratio Open
To explore the effects of water-cement ratio and sand-cement ratio on micro-pore structure characteristics and macroscopic mechanical properties and thus improve the understanding of rock-like materials, the mechanical test and detection o…
View article: Association Study on the Pore Structure and Mechanical Characteristics of Coarse-Grained Soil under Freeze–Thaw Cycles
Association Study on the Pore Structure and Mechanical Characteristics of Coarse-Grained Soil under Freeze–Thaw Cycles Open
In this study, the relationship between the pore structure and macroscopic mechanical characteristics of coarse-grained soils from mine dumps is explored under various freeze–thaw cycles. A series of experiments were conducted on the mine …
View article: Experimental Investigation of Porous and Mechanical Characteristics of Single-Crack Rock-like Material under Freeze-Thaw Weathering
Experimental Investigation of Porous and Mechanical Characteristics of Single-Crack Rock-like Material under Freeze-Thaw Weathering Open
Freeze-thaw weathering changes the pore structure, permeability, and groundwater transportation of rock material. Meanwhile, the change in rock material structure deduced by frost heaving deteriorates mechanical properties of rock material…
View article: Research on Strength Prediction Model and Microscopic Analysis of Mechanical Characteristics of Cemented Tailings Backfill under Fractal Theory
Research on Strength Prediction Model and Microscopic Analysis of Mechanical Characteristics of Cemented Tailings Backfill under Fractal Theory Open
In order to further study the internal relationship between the microscopic pore characteristics and macroscopic mechanical properties of cemented tailings backfill (CTB), in this study, mine tailings and ordinary Portland cement (PC32.5) …
View article: Risks Assessment Expending AHP-GA Method: A Novel Approach for Hazard Factors of Barapukuria Coal Mine in Bangladesh.Risks Assessment Expending AHP-GA Method: A Novel Approach for Hazard Factors of Barapukuria Coal Mine in Bangladesh.
Risks Assessment Expending AHP-GA Method: A Novel Approach for Hazard Factors of Barapukuria Coal Mine in Bangladesh.Risks Assessment Expending AHP-GA Method: A Novel Approach for Hazard Factors of Barapukuria Coal Mine in Bangladesh. Open
Mining industry's working milieu is influenced by various hazardous factors. Perhaps in Bangladesh, future working environments will be insecure for the lack of congenial methodology to reduce risk factors of Barapukuria Coal Mine (BCM). M…
View article: Study on the Strength Evolution Characteristics of Cemented Tailings Backfill from the Perspective of Porosity
Study on the Strength Evolution Characteristics of Cemented Tailings Backfill from the Perspective of Porosity Open
At present, the filling mining method is widely used. To study strength evolution laws of cemented tailings backfill (CTB) under different curing ages, in the experiment, mine tailings were used as aggregates, ordinary Portland cement (PC3…
View article: Assessment on water resources carrying capacity in karst areas by using an innovative DPESBRM concept model and cloud model
Assessment on water resources carrying capacity in karst areas by using an innovative DPESBRM concept model and cloud model Open
The shortage of water resources in karst areas is mainly caused by the development of karst landforms, poor availability of water resources and the difficulty of utilization. To reasonably evaluate water resources carrying capacity (WRCC) …
View article: Research on Strength Prediction Model of Sand-like Material Based on Nuclear Magnetic Resonance and Fractal Theory
Research on Strength Prediction Model of Sand-like Material Based on Nuclear Magnetic Resonance and Fractal Theory Open
Micro-pore structure has a decisive effect on the physical and mechanical properties of porous materials. To further improve the composition of rock-like materials, the internal relationship between microscopic characteristics (porosity, p…
View article: Microscopic Characteristic Analysis on Sandstone under Coupling Effect of Freeze–Thaw and Acidic Treatment: From Nuclear Magnetic Resonance Perspective
Microscopic Characteristic Analysis on Sandstone under Coupling Effect of Freeze–Thaw and Acidic Treatment: From Nuclear Magnetic Resonance Perspective Open
Microscopic characteristics greatly affect mechanical and physical properties as they exert vital impact on the stability and durability of materials. In this paper, widely distributed sandstone was chosen as the research object. Sandstone…
View article: Dynamic Characteristics of Sandstone under Coupled Static-Dynamic Loads after Freeze-Thaw Cycles
Dynamic Characteristics of Sandstone under Coupled Static-Dynamic Loads after Freeze-Thaw Cycles Open
The effect of temperature fluctuation on rocks needs to be considered in many civil engineering applications. Up to date the dynamic characteristics of rock under freeze-thaw cycles are still not quite clearly understood. In this study, th…
View article: Brittle Characteristic and Microstructure of Sandstone under Freezing‐Thawing Weathering
Brittle Characteristic and Microstructure of Sandstone under Freezing‐Thawing Weathering Open
As an important property of rock material, brittleness plays a vital role in rock engineering. This paper raised the concept of elastic strain energy release rate and proposed an elastic strain energy release rate based brittleness index b…