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1081
The study of mechanical properties and fracture evolution of coal-rock masses under hard roof-soft floor conditions
Published 2025-01-01Subjects: Get full text
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1082
Solitons of the Twin-Core Couplers with Fractional Beta Derivative Evolution in Optical Metamaterials via Two Distinct Methods
Published 2024-01-01“…Among the myriad of intriguing metamaterial structures, the nonlinear directional couplers with beta derivative evolution have emerged as a significant avenue of exploration, offering remarkable potential for light propagation and manipulation. …”
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1083
Evolution characteristics of overburden structure in inclined fully mechanized caving under residual coal pillars of the upper layer
Published 2024-12-01“…The overburden of the inclined working face was categorized into internal and external fields, and the evolution characteristics of the overburden structure when the lower fully mechanized caving face crossed the residual coal pillars were revealed. …”
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1084
Differential Evolution Algorithm with Diversified Vicinity Operator for Optimal Routing and Clustering of Energy Efficient Wireless Sensor Networks
Published 2015-01-01“…The proposed method is based on the Differential Evolution (DE) algorithm with an improvised search operator called Diversified Vicinity Procedure (DVP), which models a trade-off between energy consumption of the cluster heads and delay in forwarding the data packets. …”
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1085
Characterizing the deformation, failure, and water-conducting fractures evolution of shallow weakly cemented overburden under coal mining
Published 2025-02-01“…Additionally, a site-scale numerical model was developed to allow for the examination of the stress-displacement evolution within the weakly cemented overburden. The results indicate that the maximum vertical displacements at key locations such as the basic roof, the weakly cemented critical layer, and the surface were 8.9 m, 8.65 m, and 8.2 m, respectively. …”
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1086
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1087
Uniaxial Experimental Study of the Deformation Behavior and Energy Evolution of Conjugate Jointed Rock Based on AE and DIC Methods
Published 2020-01-01“…The local stress field evolution process obtained by the DIC can be used to analyze the crack initiation and propagation in the specimen. …”
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1088
Ultrasonic Time-Frequency Response Characteristics for Damage Evolution of Back-Filling Concrete under Staged Loading Conditions
Published 2022-01-01“…By analyzing the characteristic stress of the concrete specimens and the ultrasonic time-frequency response characteristics, we explore the damage evolution and bearing capacity deterioration process. …”
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1089
Temporal-spatial evolution and formation mechanism of energy consumption carbon footprint at county scale in the Yellow River Basin
Published 2025-01-01“…Employing spatial autocorrelation and spatial Durbin models, the study examines the temporal-spatial evolution characteristics and spatial effect mechanism. …”
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1090
The Influence of Pro Evolution Soccer Game-Based Learning on Understanding Football Rules among Tenth Grade Students
Published 2025-01-01Subjects: Get full text
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1091
Effect of yttrium addition timing on inclusion evolution and grain growth behavior in spring steel 55SiCr
Published 2025-03-01“…The effects of different yttrium addition timing on inclusion evolution and austenite grain growth behavior of spring steel 55SiCr were investigated. …”
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1092
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1093
Multiobjective Differential Evolution Clustering Algorithm Based on Multimedia Information in Working Mechanism Innovation for Traditional Chinese Medicine
Published 2022-01-01“…Aiming at working mechanism innovation for traditional Chinese medicine, a multiobjective differential evolution clustering algorithm based on multimedia information is proposed and applied. …”
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1094
Energy Evolution Law of Ore-Bearing Rock during Unloading under High Static Stress and Frequent Disturbance
Published 2020-01-01“…Based on the complex engineering environment in deep rock engineering, preloaded high axial pressure, unloading of axial pressure, and impact loading were used to simulate high in situ stress, unloading of excavation, and blasting disturbance, respectively; the experimental study on frequent impact disturbances under unloading of high static load was carried out, which aimed at revealing the energy evolution law of rock. First, the equations of elastic property, plastic energy, and incident energy in the impact process are discussed by theoretical analysis. …”
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1095
Preliminary Study on High-Energy and Low-Energy Microfracture Event Evolution Characteristics in the Development Process of Rock Failure
Published 2020-01-01“…The evolution characteristics of high-energy and low-energy microfracture events are assessed in this study based on a BMD model. …”
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1096
Evolution of the “Production-Living-Ecological” space of urban trituration and its prediction of carbon mitigation potential–The case of Xi’an
Published 2025-02-01Subjects: Get full text
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1097
Structural Evolution of Low-Molecular-Weight Poly(ethylene oxide)-block-polystyrene Diblock Copolymer Thin Film
Published 2013-01-01“…The structural evolution of low-molecular-weight poly(ethylene oxide)-block-polystyrene (PEO-b-PS) diblock copolymer thin film with various initial film thicknesses on silicon substrate under thermal annealing was investigated by atomic force microscopy, optical microscopy, and contact angle measurement. …”
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1098
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1099
Mechanical Characteristics and Energy Evolution Laws for Red Bed Rock of Badong Formation under Different Stress Paths
Published 2019-01-01“…In order to reveal the energy evolution laws for b2 rocks under different stress paths, loading tests, unloading tests, and cyclic loading-unloading tests were conducted, respectively. …”
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