547 Result(s)
within
**hu Li
Engineering
Characterization and Evaluation of Materials
Classical Mechanics
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Article
Analysis of a cracked harmonic substrate under a rigid punch
The study of the mechanical action between a punch and a cracked substrate has some theoretical guidance for the material protection. So the coupling problem of a cracked semi-infinite harmonic substrate under...
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Article
Cohesive behavior of single crystalline silicon carbide scribing by nanosecond laser
The existing mechanical dicing process of single crystalline Silicon Carbide (SiC) is one of the main factors limiting the development of semiconductor process, which could be replaced by laser scribing potent...
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Article
Effect of gas pressure on the creep and seepage characteristics of low permeability coal
Coal, as a complex gas-bearing medium, exhibits unique rheological behavior under mining disturbance. However, with increasing mining depth, the creep and seepage mechanisms of low permeability coal remain unc...
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Article
Experimental Study on Foam Properties of Mixtures of Organic Silicon and Hydrocarbon Surfactants Regulated by Nano-SiO2 Particles
Nano SiO2 particles (NPs) combined with organosilane surfactants present a promising avenue for the development of stable fluorine-free firefighting foams. In this study, hydrophilic nano SiO2 particles, non-ioni...
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Article
A Highly Efficient and Lightweight Detection Method for Steel Surface Defect
The detection of steel surface defects is of great significance to steel production. In order to better meet the requirements of accuracy, real-time, and lightweight model, this paper proposes a highly efficie...
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Article
Automatic Defect Classification for Infrared Thermography in CFRP based on Deep Learning Dense Convolutional Neural Network
Carbon fiber reinforced polymer (CFRP) is an important composite material widely used in aerospace and other industries. However, long-term service in harsh environments can lead to various defects such as deb...
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Article
Thermal Runaway Characteristics and Fire Behaviors of Lithium-Ion Batteries Corroded by Salt Solution Immersion
Salt solution immersion experiments are crucial for ensuring the safety of lithium-ion batteries during their usage and recycling. This study focused on investigating the impact of immersion time, salt concent...
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Article
Vibration characteristics of composite dam** plate with randomly oriented carbon nanotube reinforced stiffeners
Based on stress transfer relationship of fiber reinforced composite layer, dam** layer and stiffeners, this study presents a novel dynamic analytical model in order to evaluate the dynamic characteristics of...
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Article
Static and dynamic analysis of multi-component structures based on multiple point constraint using smoothed finite element methods
The smoothed finite element methods (SFEM) have demonstrated their ability to generate more flexible models, offering increased reliability compared to traditional FEM in certain straightforward and idealized ...
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Article
Mode-I penny-shaped crack problem in an infinite space of one-dimensional hexagonal piezoelectric quasicrystal: exact solutions
This paper aims to study the Mode-I penny-shaped crack problem of an infinite body of one-dimensional hexagonal piezoelectric quasicrystal. The problem is transformed into a mixed-boundary value problem in the...
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Article
Contact problem of two punches in an elastic coating attached to a porous material
This paper investigates the contact problem of an elastic layer that is perfectly attached to a porous half-space by two rigid flat punches with collinear symmetry. Using integral transformation, the problem i...
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Article
Impact of alternating corrosion and fatigue on the fatigue life of a 7475-T7351 aluminum alloy in an aircraft beam structure
This study compares the fatigue life of a 7475-T7351 aluminum alloy lower wall plate in an aircraft beam structure under alternating corrosion and fatigue conditions to universal fatigue life. It incorporates ...
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Article
Open AccessTowards vibration-based damage detection of civil engineering structures: overview, challenges, and future prospects
In this paper, we delve into the evolving landscape of vibration-based structural damage detection (SDD) methodologies, emphasizing the pivotal role civil structures play in society's wellbeing and progress. W...
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Article
Micro to macro-cracking mechanism in thermally treated granodiorite followed by different cooling techniques
Cooling techniques following thermal treatments and related microcracking are a hot spot in rock mechanics and must be precisely studied. Hence, this research performed systematic experiments on the influences...
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Article
The effect of thermal aging on the mechanical properties of ethylene propylene diene monomer charge coating
The mechanical properties were measured for thermally aged ethylene propylene diene monomer (EPDM) coatings through uniaxial tension and hardness testing. The stress–strain curves and mechanical parameters of ...
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Article
Prestress-mediated damage strength of lattice metamaterials and its optimization
Lattice metamaterials have been attracting wide research interests due to their excellent mechanical properties. Most of meta-properties have been implemented by proper geometric designs of microstructures. In...
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Article
Micromagnetic and Quantitative Prediction of Yield and Tensile Strength of Carbon Steels Using Transfer Learning Method
This study investigates the correlation between various micromagnetic signature patterns and the yield and tensile strengths of carbon steel (Cr12MoV steel as per Chinese standards). For this purpose, back-pro...
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Article
Electromagnetic-Acoustic Sensing-Based Multi-Feature Fusion Method for Stress Assessment and Prediction
Manufacturing and online service of ferromagnetic materials easily induce local stress concentrations and then generate cracks. Research on in-service inspection of stress status is an important criterion for ...
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Article
Research on Identification Method of Cable Cross-Sectional Loss Rates Based on Multiple Magnetic Characteristic Indicators
The identification of cross-sectional loss in cables due to corrosion is crucial for evaluating the remaining strength of bridge cables. To accurately determine the cross-sectional loss rate, this paper derive...
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Article
Crack growth behavior of U71MnG rail steel under overload conditions described using a dislocation correction model
The single-peak overload test based on DIC technology was carried out in this study, and U71MnG steel was used to explore the influence of dislocation motion on crack propagation during overload. The changes i...
