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Jia **g
Engineering
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Article
Study of Combustion Characteristics and Matching Between the Blends of Gasification Fine Slag and Coal with Varied Ranks
Gasification fine slag (GS) is a kind of solid waste produced in the process of coal gasification. Due to its high annual production and large accumulation, it is potentially harmful to air quality and groundw...
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Study on Acoustic Emission and Crack Propagation Characteristics of Single-Fissured Sandstone with Different Angles Under Uniaxial Compression
The uniaxial compression tests are conducted on single-fissured sandstone with different angles, and the effect of fissure angle (β) on mechanical properties, acoustic emission (AE) features, crack propagation ch...
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Survey and open problems in privacy-preserving knowledge graph: merging, query, representation, completion, and applications
Knowledge Graph (KG) has attracted more and more companies’ attention for its ability to connect different types of data in meaningful ways and support rich data services. However, due to privacy concerns, dif...
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Numerical Study of Internal Two-Phase Flow Characteristics of an Outside-In-Liquid Atomizer
The flow mechanism of internal two-phase flow atomization remains unclear despite its widespread applications. A newly outside-in-liquid (OIL) atomizer is designed to investigate the two-phase flow mechanism i...
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Density peaks clustering algorithm based on multi-cluster merge and its application in the extraction of typical load patterns of users
The density peaks clustering (DPC) algorithm is simple in principle, efficient in operation, and has good clustering effects on various types of datasets. However, this algorithm still has some defects: (1) du...
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An evolutionary feature selection method based on probability-based initialized particle swarm optimization
Feature selection is a common data preprocessing technique that aims to construct better models by selecting the most predictive features. Existing particle swarm optimization-based feature selection algorithm...
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A non-identification adaptive backstep** approach to global output feedback tracking control of nonlinear systems with input quantization
A new output feedback control approach is proposed to address the global practical tracking issue for a class of nonlinear input-quantization systems with polynomial growth condition, which introduces a non-id...
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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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Dissimilar metals welding processes realized by vaporizing metal foils
In high-velocity impact welding (HVIW), vaporizing foil actuator welding (VFAW) can be utilized to join dissimilar metals. In comparison with conventional welding processes, the VFAW process minimizes energy l...
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Shaking Table Model Tests and Stability Analysis of Slopes Reinforced with New Anti-Seismic Anchor Cables
To address the problem of brittle damage of CGACs under seismic loads, a C&S-RAC and an EB-SAC were developed. Multiple sets of shaking table model tests of anchored slopes under the excitation of El Centro, L...
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Open AccessSpent coffee grounds enhanced compressive strength of cement mortar: an optimization study
This paper presents an optimization study of spent coffee grounds (SCG) as cement mortar additives to enhance mortar strength. In recent years, sustainable materials have begun finding their way into cement mo...
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Study on the Strong Nonlinear Dynamics of Nonlocal Nanobeam Under Time-Delayed Feedback Using Homotopy Analysis Method
Time-delay effects are ubiquitous in active control systems and can significantly influence the dynamic characteristics. This paper examines an active control system for a nanobeam and analyzes the strong nonl...
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Enhanced wear resistance, antibacterial performance, and biocompatibility using nanotubes containing nano-Ag and bioceramics in vitro
理想的钛基关节植入物应避免力屏蔽, 且具有良好的生物活性和抗感染性能。为满足这些要求, 研究人员以低弹性模量合金Ti–35Nb–2Ta–3Zr为基底, 采用阳极化、沉积和旋涂等方法制备含有生物陶瓷和银离子的功能涂层, 并将其涂覆在TiO2纳米管 ((80 ± 20) nm 和(150 ± 40) nm) 表面。研究了生物陶瓷 (nano-β-TCP, micro-HA, meso-CaSiO3) 和Ag纳米颗粒 ((50...
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SoccerNet 2023 challenges results
The SoccerNet 2023 challenges were the third annual video understanding challenges organized by the SoccerNet team. For this third edition, the challenges were composed of seven vision-based tasks split into t...
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Open AccessMultifunctional Film Assembled from N-Doped Carbon Nanofiber with Co–N4–O Single Atoms for Highly Efficient Electromagnetic Energy Attenuation
Asymmetrically coordinated Co–N4–O sites on N-doped carbon nanofiber were prepared.
Co–O coordination along the axial direct...
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Influence of Cathode Materials on the Characteristics of Lithium-Ion Battery Gas Generation During Thermal Runaway
Gas generation of Lithium-ion batteries(LIB) during the process of thermal runaway (TR), is the key factor that causes battery fire and explosion. Thus, the TR experiments of two types of 18,650 LIB using LiFe...
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Effect of Ventilation Modes on Microplastic Flow During Perishable Waste Composting
Composting biodegradable waste is a vital means of recycling its valuable resources. However, the detection of new pollutants, such as microplastics (MPs), urgent attention. This study investigated the effects...
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Undersampling based on generalized learning vector quantization and natural nearest neighbors for imbalanced data
Imbalanced datasets can adversely affect classifier performance. Conventional undersampling approaches may lead to the loss of essential information, while oversampling techniques could introduce noise. To add...
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Feature-driven topology optimization method preserving component sequences considering turning angle constraint
Component sequence preservation is an intrinsic requirement in typical engineering applications, such as deployable chain-like structures, 3D printing structures with contour-parallel toolpaths, additive manuf...
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Correction to: Numerical control machining step error calculation based on hybrid particle swarm optimization method
