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Article
Open AccessOptimal station placement based on grey wolf optimizer for regional target localization
The accuracy of target passive localization is influenced by the placement of signal receiving stations; therefore, many studies have been performed to optimize station placement. However, most of the present ...
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Article
Analysis of wall thickness variation of copper tube electrode processed by ultrasonic vibration
In this study, a new method of ultrasonic vibration processing of high-speed EDM ultra-fine copper tube electrode is proposed, and the deformation process of copper tube during processing is simulated by finit...
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Article
Modeling of material removal by magnetic abrasive finishing of the inner wall of Co-Cr alloy cardiovascular stent tube with diamond magnetic abrasive powder prepared by plasma melting
This study describes the application of a magnetic abrasive finishing process (MAF) to the inner wall of the Co-Cr alloy cardiovascular tube to obtain a fine surface roughness and improve the surface quality. ...
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Article
Transport and separation behavior of La(III) and Eu(III) in a plate type supported liquid membrane with DMDODGA as the carrier
Using DMDODGA as the carrier, the transportation and separation behavior of Eu(III) and La(III) were studied using a plate-type supported liquid membrane. La(III) and Eu(III) reach their maximum transport rate...
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Article
Effect of dynamic behaviors of bearing components on friction consumptions of ball bearings at various structural sizes of cage
In this work, a novel dynamic model with estimating its friction consumptions is developed to study the effect of dynamic behaviors of bearing components on friction consumptions at various structural sizes of...
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Article
Identifying spatial variability of water chemical characteristics and groundwater discharge in Hulun Lake integrated remote sensing data and chemical components
The frozen period interaction of groundwater and lakes is crucial for hydrological properties and aquatic ecology in cold and arid regions. In this study, we investigate the spatial hydrochemical characteristi...
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Chapter
Socioeconomic and Environmental Changes in Global Drylands
Drylands are a pivotal component of Earth’s biosphere and provide essential ecosystem services to mankind. Over the past several decades, with rapid population growth, global drylands have been experiencing qu...
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Article
Optimal Station Placement Method for Three-Station TDOA Localization Under Signal Beam Constraint
The accuracy of passive localization is impacted by the position of the receiving stations. In practical applications, signal reception is frequently influenced by the emission angle of the target signal, whic...
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Article
Annular gas-assisted water-jet guided laser manufacturing groove structure of Inconel 718 alloy
Inconel 718 offers high oxidation resistance, mechanical strength, and heat resistance, which enables turbofan engines to maintain excellent performance in an operating environment of 1000 °C. However, these p...
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Article
Correlation between vibration and power consumption of angular contact ball bearings under structural size combinations based on nonlinear dynamic model
To explore the correlation between vibration and power consumption of angular contact ball bearings, the evaluation of power consumption was merged into the original nonlinear dynamic model of ball bearings an...
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Article
Exploring information dissemination effect on social media: an empirical investigation
Operators make profits by publishing information. If they can know the influencing factors in the process of information dissemination, they can provide new insights for practical operations and formulate corr...
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Article
Dynamic behaviors of angular contact ball bearings based on nonlinear dynamic model with flexible ring and cage motion whirl
As the fundamental supporting structure in rotating machinery, the dynamic behaviors of angular contact ball bearings directly affect the operational performances of high-speed machine tools and aero-engine. I...
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Article
Weakly supervised discriminate enhancement network for visual sentiment analysis
Several methods employ weakly supervised technology to highlight the visual sentiment information in images, so as to improve the performance of sentiment analysis. However, the over-focusing of location techn...
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Article
On single particle breakage behavior of crushable weathered sands
This paper presents an experimental study on single particle breakage behavior of crushable weathered sands by a number of single particle uniaxial compression tests to comprehensively investigate the characte...
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Article
Visualized liquefaction behavior of sandy soil deposited in water under undrained cyclic shearing
Water films probably form beneath less-permeable interlayers in liquefiable deposits during an earthquake, further resulting in devastating disasters. However, the development of such water film and its effect...
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Article
Comparative study on the extraction performance of Nd(III) by isomeric unsymmetrical diglycoamides
In order to further study the structure-performance relationship of unsymmetrical diglycolamides. In this work, two types of unsymmetrical diglycolamides (Structure A: N,N’-dimethyl-N,N’-didecyl diglycoamide, LI,...
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Chapter and Conference Paper
Mechanism of Pore Pressure Increase of Saturated Granular Materials Subjected to Repeated Loads
A series of undrained torsional shear tests were conducted to investigate the variation of excess pore water pressure of saturated sand during undrained cyclic loadings. The test results indicate that there is...
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Article
Supply chains for processed potato and tomato products in the United States will have enhanced resilience with planting adaptation strategies
Food systems are increasingly challenged to meet growing demand for specialty crops due to the effects of climate change and increased competition for resources. Here, we apply an integrated methodology that i...
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Article
Protective effect of partition excavations of a large-deep foundation pit on adjacent tunnels in soft soils: a case study
The safety of metro tunnels is seriously threatened when protective measures are not well organized during adjacent foundation pit excavations in soft ground. To date, the protective effects obtained from adop...
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Article
Discrete element simulation of super-ellipse systems
There are two key problems in discrete element simulations of super-ellipse systems. One is the determination of contact point, and the other is the mechanical equilibrium with almost zero kinetic energy. The ...
