Volume fraction
View article: Analysis of the Effects of Time Periods and Fractal Patterns on Heat Flow in Porous Materials
Analysis of the Effects of Time Periods and Fractal Patterns on Heat Flow in Porous Materials Open
The proposed mathematical model applies non-integer derivative orders to study how porosity influences a generalized thermoelastic medium while utilizing improved multi-phase delays framework. The system consists of a porous homogenous iso…
View article: Effect of a Periodic Magnetic Field on Natural Convection in a Hexagonal Cavity Containing a Nanohybrid Fluid
Effect of a Periodic Magnetic Field on Natural Convection in a Hexagonal Cavity Containing a Nanohybrid Fluid Open
This article examines natural, laminar, and unsteady convective heat transfer in a hexagonal cavity filled with an Al2O3-Ag-water nanohybrid under the influence of a periodic magnetic field. The inclined walls of the cavity are maintained …
View article: Role of thermal history in the formation of commercial‐scale, infrared glass‐ceramics
Role of thermal history in the formation of commercial‐scale, infrared glass‐ceramics Open
The ability to translate melt properties and performance of small volume optical glass melts (i.e., melt sizes less than a few hundred grams) to manufacturable, commercial size melts (typically greater than 1 kg) requires a variety of proc…
View article: Impact of Inducer Tip Clearance on Cryopump Performance
Impact of Inducer Tip Clearance on Cryopump Performance Open
To investigate the influence of different tip clearances on the hydraulic performance and cavitation characteristics of a cryogenic inducer, this study builds upon previous research by employing the SST k-ω turbulence model and modifying t…
View article: Valorization of Brewer’s Spent Grain Liquid Fraction for the Development of a Pasteurized Strawberry-Based Blend Juice
Valorization of Brewer’s Spent Grain Liquid Fraction for the Development of a Pasteurized Strawberry-Based Blend Juice Open
Brewer’s spent grain (BSG) is a high-moisture (70–80%) by-product of the brewing industry. During dewatering, it yields a liquid fraction that can be combined with strawberry pulp (SP) to create a new food product. This study evaluated the…
View article: Metal Foam and Nanoparticles Reinforced PCM for Electronic Components Thermal Management
Metal Foam and Nanoparticles Reinforced PCM for Electronic Components Thermal Management Open
This paper presents a numerical study on the passive cooling of an electronic component inside a rectangular enclosure filled with phase change material (PCM). The electronic component is centrally located on a substrate and generates volu…
View article: Machine learning aided optimization of multilayer lattice for microwave absorption
Machine learning aided optimization of multilayer lattice for microwave absorption Open
In response to the increasing demand for lightweight stealth structures, this research proposed a novel optimization strategy for the microwave-absorbing performance of multilayer lattice structures based on the octet-type lattice structur…
View article: Compressive Properties of Al99.5 Matrix Syntactic Foams Reinforced by SiC Particles in the Matrix
Compressive Properties of Al99.5 Matrix Syntactic Foams Reinforced by SiC Particles in the Matrix Open
Reinforced metal matrix syntactic foams (rMMSFs) were produced by liquid-state, low-pressure vacuum infiltration. Technical purity Al99.5 aluminum alloy was used as the matrix material, and ceramic hollow spheres (CHSs) with Ø2.24±0.13 mm …
View article: eSolubilized amniotic membrane ECM as a promising biological surface treatment approach for 3D-printed bone tissue engineering scaffolds
eSolubilized amniotic membrane ECM as a promising biological surface treatment approach for 3D-printed bone tissue engineering scaffolds Open
In this study, the fused deposition modeling method was used to fabricate 3D-printed polycaprolactone (PCL). This study introduces a cost-effective post-fabrication treatment by using a Solubilized Amniotic Membrane (SAM) extracellular mat…
View article: Primary Prediction of Oil Film Cavitation Between Rotating Friction Pairs with Various Types of Surface Textures
Primary Prediction of Oil Film Cavitation Between Rotating Friction Pairs with Various Types of Surface Textures Open
Oil film cavitation in the friction pairs of wet clutches significantly compromises transmission stability and component durability. This study investigates the cavitation evolution across three microtexture types—hexahedral, cylindrical, …
View article: Superparamagnetism of Baked Clays Containing Polymorphs of Iron Oxides: Experimental Study and Theoretical Modeling
Superparamagnetism of Baked Clays Containing Polymorphs of Iron Oxides: Experimental Study and Theoretical Modeling Open
A comprehensive study of the magnetic properties of baked clays containing ferrimagnetic particles in various magnetic states, including superparamagnetic, has been carried out in this work. The phase composition of the magnetic fraction o…
View article: Full-scale Microstructure and Volume Composition Changes in Hardened Cement Paste during Drying and Accelerated Carbonation by Water-2-propanol <sup>1</sup>H-NMR Relaxometry
Full-scale Microstructure and Volume Composition Changes in Hardened Cement Paste during Drying and Accelerated Carbonation by Water-2-propanol <sup>1</sup>H-NMR Relaxometry Open
View article: Phase Field Study of Exchange Coupling of Hard/Soft Ferrite on Magnetic Permeability
Phase Field Study of Exchange Coupling of Hard/Soft Ferrite on Magnetic Permeability Open
Effective modulation of magnetic permeability plays a vital role in the development of high-performance inductors. Here, phase-field simulations of hard/soft ferrite composites (BaM/NiZn) clarify how exchange coupling and microstructure im…
View article: Synergistic Effects of Hybrid Basalt Fibers on the Durability of Recycled Aggregate Concrete Under Freeze–Thaw and Chloride Conditions
Synergistic Effects of Hybrid Basalt Fibers on the Durability of Recycled Aggregate Concrete Under Freeze–Thaw and Chloride Conditions Open
To address the poor resistance of recycled aggregate concrete (RAC) to chloride ion penetration and freeze–thaw deterioration in cold coastal regions, this study introduces basalt fibers (BFs) as a reinforcement to improve its durability a…
View article: 3D characterization of electrospun fiber felts based on a voxelized-dynamic contact coupled model
3D characterization of electrospun fiber felts based on a voxelized-dynamic contact coupled model Open
Electrospun fiber mats, as a class of high-performance nonwoven materials, are widely applied in textiles, filtration, medical, and other fields. However, the precise three-dimensional characterization of their microstructure and quantific…
View article: Influence of Winding Parameters and Fiber Volume Fraction on Mechanical Properties of Fiber Reinforced Composites and Parameter Optimization
Influence of Winding Parameters and Fiber Volume Fraction on Mechanical Properties of Fiber Reinforced Composites and Parameter Optimization Open
The wet winding process is a critical manufacturing technology for producing carbon fiber‐reinforced polymer (CFRP) composites. This study investigates the influence of winding tension, doctor blade gap, and winding speed on the interlamin…
View article: Theoretical Analysis of a pn‐Diode on AIN with Distributed Polarization Doping
Theoretical Analysis of a pn‐Diode on AIN with Distributed Polarization Doping Open
Distributed polarization doping (DPD) represents a promising pathway toward high aluminum () mole fraction aluminum gallium nitride () electronic devices. In order to design more complex high mole fraction devices such as transistors, accu…
View article: A Study on the Preparation and Performance Optimization of Alkali-Activated Fly Ash-Based Aerogel-Modified Foam Concrete
A Study on the Preparation and Performance Optimization of Alkali-Activated Fly Ash-Based Aerogel-Modified Foam Concrete Open
To address the energy-saving requirements of ultra-low energy consumption buildings in hot summer and cold winter regions, high-performance foam concrete(FC)was developed using fly ash(FA) as the sole silico-aluminous raw material using al…
View article: Research on the Bandgap Characteristics and Vibration Isolation and Sound Insulation Performance of Hollowed-Out Composite Panels
Research on the Bandgap Characteristics and Vibration Isolation and Sound Insulation Performance of Hollowed-Out Composite Panels Open
This study investigates the application of phononic crystal plates for automotive vibration and noise attenuation through a combined material–structure design approach. Four materials—aluminum, lead, epoxy resin, and plexiglass—were select…
View article: Effect of Yttrium Treatment on Inclusions and Microstructure of High-Strength Peritectic Steel
Effect of Yttrium Treatment on Inclusions and Microstructure of High-Strength Peritectic Steel Open
The morphology and types of inclusion, as well as the microstructure, fundamentally affect the properties of high-strength peritectic steel. Rare earth elements not only modify inclusions but also act on the transformation of the microstru…
View article: Rheology of bidisperse suspensions at the colloidal-to-granular transition
Rheology of bidisperse suspensions at the colloidal-to-granular transition Open
We use particle-based simulation to study the rheology of dense suspensions comprising mixtures of small colloids and larger grains subject to contact, lubrication and Brownian forces. These suspensions exhibit shear thinning at low shear …
View article: Geometric Origin of the Fine-Structure Constant from Vacuum Correlation Volume
Geometric Origin of the Fine-Structure Constant from Vacuum Correlation Volume Open
We propose that the numerical value of the fine-structure constant α −1 ≃ 137 emerges from geometric saturation of the electromagnetic vacuum’s information capacity. Modeling the coupling as an occupation fraction of distinguishable field …
View article: Geometric Origin of the Fine-Structure Constant from Vacuum Correlation Volume
Geometric Origin of the Fine-Structure Constant from Vacuum Correlation Volume Open
We propose that the numerical value of the fine-structure constant α −1 ≃ 137 emerges from geometric saturation of the electromagnetic vacuum’s information capacity. Modeling the coupling as an occupation fraction of distinguishable field …
View article: Analysis of the Stability and Reactivity of Carbonated Steel Slag Powder as a Supplementary Cementitious Material
Analysis of the Stability and Reactivity of Carbonated Steel Slag Powder as a Supplementary Cementitious Material Open
In order to address the poor volume stability and low reactivity of steel slag powder (SS) as a supplementary cementitious material (SCM), this study investigates a microbial-assisted carbonation method for its enhancement. Using untreated…
View article: Experimental Study on Mechanical and Durability Properties Incorporating Recycled Aggregate and Steel Fiber
Experimental Study on Mechanical and Durability Properties Incorporating Recycled Aggregate and Steel Fiber Open
- The growing need for sustainable construction materials has led to increased interest in recycled aggregate concrete (RAC) reinforced with steel fibres. This study aims to evaluate the feasibility and performance enhancement of recycled …
View article: Analysis of Microstructural Evolution in Alloy 718 Nickel-Based Superalloy During Long-Term Annealing at 760 °C
Analysis of Microstructural Evolution in Alloy 718 Nickel-Based Superalloy During Long-Term Annealing at 760 °C Open
Alloy 718 (UNS N077718) is commonly used in the aerospace industry, particularly in aircraft engines. In this study, a test piece made of Alloy 718 with the chemical composition Ni19Cr18.5Fe3Mo0.9Ti0.6Al0.04C (wt pct) was subjected to anne…
View article: Effect of Reinforcing Different Fiber Sizes on the Mechanical Resistance Ultra High Strength Concrete
Effect of Reinforcing Different Fiber Sizes on the Mechanical Resistance Ultra High Strength Concrete Open
This study aims to experimentally investigate the tensile performance of ultra-high strength concrete (UHSC) reinforced with different fiber dimensions. Two fiber sizes, large and small, and two fiber types, twisted and straight, were rein…
View article: Study on the Multi-Scale Performance Enhancement Mechanism of Steel Slag-Basalt Fibre Composite Modified Asphalt Mixtures
Study on the Multi-Scale Performance Enhancement Mechanism of Steel Slag-Basalt Fibre Composite Modified Asphalt Mixtures Open
Aiming at the technical bottleneck of performance enhancement and resource synergy of industrial solid waste-based road materials. In this study, the mechanism of performance enhancement mechanism of steel slag asphalt mixture by basalt fi…
View article: Modelagem e simulação cinética da produção metanogênica em um reator operado em batelada
Modelagem e simulação cinética da produção metanogênica em um reator operado em batelada Open
Os ensaios de Potencial Bioquímico de Metano são utilizados para avaliar o potencial de produção de metano de substratos específicos, visto que monitora o volume de biogás gerado a partir de resíduos, avaliando sua capacidade de biodegrada…
View article: Calculation Simulation of Equivalent Thermomechanical Properties of Dispersion Nuclear Fuel
Calculation Simulation of Equivalent Thermomechanical Properties of Dispersion Nuclear Fuel Open
The equivalent performance parameters of dispersion fuels are critical indicators for reactor safety analysis and fuel element evaluation. This study develops a numerical method to simulate the thermomechanical coupling behavior of metal m…