4,752 Result(s)
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Article
**u Tao
Engineering
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Article
Open AccessBlackening failure of poly-α-olefin impregnated porous polymide due to the splitting of lubrication oil catalyzed by iron
Lubrication failure accompanying with blackening phenomenon significantly reduces the long-running operational reliability of porous polymide (PPI) lubricated with poly-α-olefin (PAO) oil. Here, the effects of lu...
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Neural adaptive dynamic surface control of an electro-hydraulic loading system for rail grinders
Electro-hydraulic loading system (EHLS) has been widely utilized in rail grinding industry for rail maintenance. Accurate tracking of the desired grinding force is critical to keep the rail surface at expected...
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ConDA: state-based data augmentation for context-dependent text-to-SQL
The context-dependent text-to-SQL task has profound real-world implications, as it facilitates users in extracting knowledge from vast databases, which allows users to acquire the information interactively for...
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Deformation Behavior of a Large-Scale Excavation and the Effect of an Adjacent Foundation Pit on the Excavation
A large-scale foundation pit with an area of 39,677 m2 (B2) was excavated to the south of an existing 25,720 m2 Chengdu Universal Trade Plaza (CDUTP) foundation pit (B1) in Chengdu, China. The purpose of this man...
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Reward Function Design Method for Long Episode Pursuit Tasks Under Polar Coordinate in Multi-Agent Reinforcement Learning
Multi-agent reinforcement learning has recently been applied to solve pursuit problems. However, it suffers from a large number of time steps per training episode, thus always struggling to converge effectivel...
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Online control for pressure regulation of oxygen mask based on neural network
The aviation oxygen mask, which has a small volume of less than 1 L and strong air tightness, imposes extremely high requirements on control performance of the oxygen regulator. Based on analyses of the operat...
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Efficient evolutionary neural architecture search based on hybrid search space
Manually designed convolutional neural networks have demonstrated excellent performance in various domains, but designing neural networks suitable for specific tasks poses significant challenges, and the emerg...
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An Artificial Intelligence Constitutive Model for Amorphous Solids Utilizing Graph Neural Networks
Constructing an efficient constitutive model for the deformation of amorphous solids has long been a challenging yet important objective in materials science. The difficulty lies in the structure-less characte...
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An expert method for defining the adaptation conditions of irrigated crops with the ecosystem of Northwestern China
The uncertain impacts of climate changes on the crop water requirements disarrange the on-farm balance of water supply and demand, thus here needs to adapt a crop** pattern to sustain the Northwestern China ...
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Open AccessAdvances of Synergistic Electrocatalysis Between Single Atoms and Nanoparticles/Clusters
Fundamental principles for designing synergistic composite catalysts are reviewed.
The synergistic effect between various ac...
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Open AccessControlled Twill Surface Structure Endowing Nanofiber Composite Membrane Excellent Electromagnetic Interference Shielding
Inspired by the Chinese Knotting weave structure, an electromagnetic interference (EMI) nanofiber composite membrane with a twill surface was prepared.
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Geometric quality evaluation of three-dimensional printable concrete using computational fluid dynamics
The importance of geometrical control of three dimensional (3D) printable concrete without the support of formwork is widely acknowledged. In this study, a numerical model based on computational fluid dynamics...
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A hybrid analytical-FEM model to predict machining response under oil-on-water MQL during high-speed milling of Ti-6Al-4 V alloy
Oil-on-water (Oow) is a promising cooling method to assist high speed milling of Ti-6Al-4 V which can achieve high efficiency and high quality. However, the high-speed milling of this difficult-to-cut material...
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A comprehensive review of minimum quantity lubrication (MQL) machining technology and cutting performance
The cutting fluid plays an important role in lubrication, cooling, chip removal, and rust protection in mechanical manufacturing. The waste-cutting fluid can pose a threat to the water environment and even hum...
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Hole inhibition mechanisms of Mg/steel lap joint by pinless friction stir spot welding
Pinless friction stir spot welding (P-FSSW) was performed to manufacture Mg/steel lap joints. Orthogonal tests for P-FSSW of Mg/steel were investigated, and the main factors affecting the properties of Mg/stee...
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Surface quality study of longitudinal torsional ultrasonic micro-milling of borosilicate glass based on morphological modeling
Borosilicate glass has good light transmittance and stable chemical property, which is an ideal material for microfluidic chip matrix, However, brittle fracture is easy to occur during processing, which is a t...
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The Effect of K and P Do** on the Structure and Electronic Structure of SrFe2As2
K- and P-doped SrFe2As2 belong to hole do** and isovalent do**, respectively, and their effects on the band, Fermi surface, and partial density of states of Fe 3d and As 4p orbitals are also significantly dif...
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Predicting the Ultimate Load Capacity of Extradosed Cable-Stayed Bridges: A Novel Method
The ultimate load capacity of extradosed cable-stayed bridges (ECSB) is the basis for structural design and bridge management. The ECSB is a new combination system of both cable- stayed bridges (CSB) and multi...
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Novel Synthesis of CuW Composite Containing Micro- and Nano-tungsten Particles Coated with SixWy Phase via Silicothermic Coupling with Aluminothermic Reduction
A novel method for preparing CuW composite containing micro- and nano-tungsten particles coated with SixWy phase via silicothermic coupling with aluminothermic reduction is presented in this paper. Compared with ...
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Bending forming method for tubes with small bending radius based on push-spin integration
A push-spin integrated (P-SI) bending forming method was proposed for tubes with small bending radius. A spinning wheel device is incorporated on the inner side of the die’s bend, allowing either passive or ac...
