Hang Lin
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View article: Unveiling the Unique Reinforcement Mechanisms of Coiled Carbon Nanotubes and Their Hydrogenated Counterparts in Asphalt Modification
Unveiling the Unique Reinforcement Mechanisms of Coiled Carbon Nanotubes and Their Hydrogenated Counterparts in Asphalt Modification Open
Coiled carbon nanotubes (CCNTs) and hydrogenated coiled carbon nanotubes (HCCNTs) are advanced nanomaterials recognized as having exceptional mechanical properties and the potential to enhance composite materials. This study examines the p…
View article: Mechanical effect and load transfer mechanism of soft rock tunnel composite lining considering creep effect
Mechanical effect and load transfer mechanism of soft rock tunnel composite lining considering creep effect Open
Taking the Xianfeng Tunnel in Luzhai county, Guangxi province as the engineering background, this study aims to investigate the influence of different construction parameters on the stress and deformation of lining structures under creep e…
View article: Particle-Scale Insights into Extraction Zone Development During Block Caving: Experimental Validation and PFC3D Simulation of Gradation-Dependent Flow Characteristics
Particle-Scale Insights into Extraction Zone Development During Block Caving: Experimental Validation and PFC3D Simulation of Gradation-Dependent Flow Characteristics Open
To investigate the evolution trend of the extraction zone above the drawbell in block caving, an experimental apparatus incorporating the drawbell structure was designed. Ore drawing experiments were conducted using materials with varying …
View article: Performance Prediction and Optimization of High-Plasticity Clay Lime–Cement Stabilization Based on Principal Component Analysis and Principal Component Regression
Performance Prediction and Optimization of High-Plasticity Clay Lime–Cement Stabilization Based on Principal Component Analysis and Principal Component Regression Open
High-plasticity clay soils pose significant challenges in geotechnical engineering due to their poor mechanical properties, such as low strength and high compressibility. Lime–cement stabilization offers a sustainable solution, but optimiz…
View article: Hybrid Machine Learning Model for Predicting Shear Strength of Rock Joints
Hybrid Machine Learning Model for Predicting Shear Strength of Rock Joints Open
The accurate prediction of joint shear strength is crucial for rock mass engineering design and geological hazard assessment. However, traditional machine learning (ML) models often suffer from local optima and limited generalization abili…
View article: Mechanical Response and Failure Mechanisms of Block Caving Bottom Structures Under Dynamic Conditions Induced by Slope Rockfalls
Mechanical Response and Failure Mechanisms of Block Caving Bottom Structures Under Dynamic Conditions Induced by Slope Rockfalls Open
The stability of bottom structures in block caving mines is significantly challenged by impact loads generated from large rockfalls and ore collapses on slopes. This study aims to investigate the mechanical response and failure characteris…
View article: Safety Risk Assessment of Double-Line Tunnel Crossings Beneath Existing Tunnels in Complex Strata
Safety Risk Assessment of Double-Line Tunnel Crossings Beneath Existing Tunnels in Complex Strata Open
With the acceleration of urbanization, the development of urban rail transit networks has become an essential component of modern urban transportation. The construction of new urban rail transit lines often involves crossing existing opera…
View article: Prediction of Modulus of Elasticity of Concrete Using Different Homogenization Methods
Prediction of Modulus of Elasticity of Concrete Using Different Homogenization Methods Open
Concrete is a highly heterogeneous composite material, and accurately predicting its elastic modulus remains a major challenge in mechanical analysis. To address this, this study systematically investigates the predictive performance of se…
View article: Performance Analysis of Hybrid Steel–Concrete and Timber–Concrete Composite Pile Systems in Variable Density Sandy Soils Using Experimental and Numerical Insights
Performance Analysis of Hybrid Steel–Concrete and Timber–Concrete Composite Pile Systems in Variable Density Sandy Soils Using Experimental and Numerical Insights Open
Hybrid composite pile foundations face critical challenges in terms of optimizing load transfer mechanisms across variable soil densities, particularly in regions like Kano, Nigeria, characterized by loose to dense sandy deposits and fluct…
View article: Stabilization of Expansive Soils Using Cement–Zeolite Mixtures: Experimental Study and Lasso Modeling
Stabilization of Expansive Soils Using Cement–Zeolite Mixtures: Experimental Study and Lasso Modeling Open
The stabilization of expansive soils is crucial for the construction projects to mitigate swelling, shrinkage, and bearing capacity issues. This study investigates the synergistic effects of cement and clinoptilolite zeolite on stabilizing…
View article: Numerical Analysis of the Effect of the Rock Particle Size on the Macroscopic Mechanical Properties Under Uniaxial Compression and Shearing
Numerical Analysis of the Effect of the Rock Particle Size on the Macroscopic Mechanical Properties Under Uniaxial Compression and Shearing Open
When the distribution characteristics of rock particles are unknown, obtaining reasonable particle size parameters through trial-and-error methods is time-consuming. Therefore, identifying a set of particle size parameters that can accurat…
View article: HELIOS-Stack: A Novel Hybrid Ensemble Learning Approach for Precise Joint Roughness Coefficient Prediction in Rock Discontinuity Analysis
HELIOS-Stack: A Novel Hybrid Ensemble Learning Approach for Precise Joint Roughness Coefficient Prediction in Rock Discontinuity Analysis Open
Accurate joint roughness coefficient (JRC) estimation is crucial for understanding rock mass mechanical behavior, yet existing predictive models show limitations in capturing complex morphological characteristics of geological surfaces. Th…
View article: Shear Mechanical Properties of Rock Joints Under Non-Uniform Load Based on DEM
Shear Mechanical Properties of Rock Joints Under Non-Uniform Load Based on DEM Open
Previous joint test studies have mainly been conducted under the condition of uniformly distributed loads, but in engineering, overlying loads are often non-uniformly distributed. It is necessary to investigate the shear mechanical propert…
View article: Pile–Soil Interaction and Group Pile Effect in Composite Foundation Under Different Pile Length Conditions
Pile–Soil Interaction and Group Pile Effect in Composite Foundation Under Different Pile Length Conditions Open
With the rapid development of urbanization and infrastructure construction, the requirements for the foundation design of high-rise buildings and large bridges are increasing. Pile foundations, as important supporting structures, are widel…
View article: Seasonal Dynamics in Soil Properties Along a Roadway Corridor: A Network Analysis Approach
Seasonal Dynamics in Soil Properties Along a Roadway Corridor: A Network Analysis Approach Open
Understanding soil properties’ spatial and temporal variability is essential for optimizing road construction and maintenance practices. This study investigates the seasonal variability of soil properties along a 4.8 km roadway in Maidugur…
View article: Preparation and Performance Optimization of Lead–Zinc Tailing Sintered Bricks
Preparation and Performance Optimization of Lead–Zinc Tailing Sintered Bricks Open
Lead–zinc tailings are waste materials generated from mineral processing and smelting, and their long-term accumulation poses potential threats to the environment and soil. To achieve resource recycling and sustainable development, this st…
View article: Mechanical and Failure Behavior of Soft-Hard Composite Rock with Three Parallel Joints Under Uniaxial Loading: Insights Based on AE and DIC Techniques
Mechanical and Failure Behavior of Soft-Hard Composite Rock with Three Parallel Joints Under Uniaxial Loading: Insights Based on AE and DIC Techniques Open
Jointed soft-hard composite rocks are frequently encountered in nature, and this complex structure contributes to unpredictable fracturing mechanisms and failure behavior. In this study, soft-hard composite rocks with three joints were fab…
View article: The Influence of Overlying High-Speed Rail Dynamic Loads on the Stability of Shield Tunnel Faces During Excavation
The Influence of Overlying High-Speed Rail Dynamic Loads on the Stability of Shield Tunnel Faces During Excavation Open
This study investigates the stability of multilayer shield tunnels beneath high-speed railway bases, with a particular focus on the influence of dynamic loads induced by high-speed rail vibrations and shield thrust. A self-designed scale t…
View article: Fracture evolution in steel fiber reinforced concrete (SFRC) of tunnel under static and dynamic loading based on DEM-FDM coupling model
Fracture evolution in steel fiber reinforced concrete (SFRC) of tunnel under static and dynamic loading based on DEM-FDM coupling model Open
The frequent or occasional impact loads pose serious threats to the service safety of conventional concrete structures in tunnel. In this paper, a novel three-dimensional mesoscopic model of steel fiber reinforced concrete (SFRC) is constr…
View article: Macro–Micro Failure Characteristics of Soft–Hard Composite Rock with Unparallel Joints: Analysis Based on DIC and AE Technique
Macro–Micro Failure Characteristics of Soft–Hard Composite Rock with Unparallel Joints: Analysis Based on DIC and AE Technique Open
Jointed composite rock masses are ubiquitous, where the interplay between fractures and bedding planes significantly complicates their failure mechanisms. This study conducted uniaxial compression tests on a composite rock material featuri…
View article: Deformation Analysis and Reinforcement Effect Evaluation for the No. 65 Slope on the Shangsan Expressway Based on SBAS-InSAR
Deformation Analysis and Reinforcement Effect Evaluation for the No. 65 Slope on the Shangsan Expressway Based on SBAS-InSAR Open
The deformation of the No. 65 slope on the Shangsan Expressway poses a potential threat to road safety. In July 2021, the deformation rate of this slope accelerated significantly, leading to the implementation of reinforcement measures in …
View article: Prediction of joint roughness coefficient via hybrid machine learning model combined with principal components analysis
Prediction of joint roughness coefficient via hybrid machine learning model combined with principal components analysis Open
Joint roughness coefficient (JRC) is the most commonly used parameter for quantifying surface roughness of rock discontinuities in practice. The system composed of multiple roughness statistical parameters to measure JRC is a nonlinear sys…
View article: Predicting Factor of Safety of Slope Using an Improved Support Vector Machine Regression Model
Predicting Factor of Safety of Slope Using an Improved Support Vector Machine Regression Model Open
To reduce the disasters caused by slope instability, this paper proposes a new machine learning (ML) model for slope stability prediction. This improved SVR model uses support vector machine regression (SVR) as the basic prediction tool an…
View article: Fatigue-thermal damage characteristics of red sandstone with a hole under high-temperature cyclic loading coupling and microstructural degradation
Fatigue-thermal damage characteristics of red sandstone with a hole under high-temperature cyclic loading coupling and microstructural degradation Open
In underground coal gasification (UCG) projects, deeply buried subterranean projects are significantly influenced by high temperatures, alongside disruptive loads such as excavation, blasting, and drilling. Therefore, it is essential to st…
View article: Noncircular Slip Surface Search on Slopes Based on Minimum Potential Energy Method and Improved SA Algorithm
Noncircular Slip Surface Search on Slopes Based on Minimum Potential Energy Method and Improved SA Algorithm Open
The limit equilibrium method has been widely used in the study of searching the slip surface of slopes. However, the method ignores the deformation characteristics of the rock mass and assumes that the shape of the slip surface is circular…
View article: Stability and failure probability analysis of super-large irregularly shaped deep excavation in coastal area considering spatial variability in soil properties
Stability and failure probability analysis of super-large irregularly shaped deep excavation in coastal area considering spatial variability in soil properties Open
The objective of this paper is to investigate the effects of spatial variability in coastal silty soil properties on the stability and failure probability of deep excavation. A super-large irregularly shaped deep excavation in the coastal …
View article: Prediction of Rock Unloading Strength Based on PSO-XGBoost Hybrid Models
Prediction of Rock Unloading Strength Based on PSO-XGBoost Hybrid Models Open
Rock excavation is essentially an unloading behavior, and its mechanical properties are significantly different from those under loading conditions. In response to the current deficiencies in the peak strength prediction of rocks under unl…