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Chemical Synthesis of Magnetic Materials of the Nd2Fe14B SiO2 Alloy of Core–Shell Nanocomposites
We formed nanoparticles of the alloy with the composition Nd–Fe–B using the chemical method of co-precipitation reduction by reducing agent sodium...
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Numerical Study of SiO2–Water Nanofluid Jet Im**ement on Heated Surface
In the present study, numerical analysis of slot jet im**ement using SiO2–water nanofluid on flat surface is carried out. The slot jet width is...
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Capacitive Gas Sensors with Porphyrinoids Coated SiO2 Hybrid Nanoparticles
This work explores innovative hybrid nanostructured silica materials as chemical gas sensors under volatile compounds (VOCs). For this purpose,...
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Bactericidal Activity of Mesoporous SiO2 Matrices Inlaid with Cu° and CuO Nanoparticles Against P. Aeruginosa
The paper presents the results of research into mesoporous SiO2 matrices inlaid with nanoparticles Cu° and CuO to establish the bactericidal activity...
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Synthesis and Characterization of Fe3O4@SiO2 Core/shell Nanocomposite Films
Fe3O4@SiO2 core/shell nanocomposite was prepared by sol–gel method using TEOS as silica precursor. The colloidal spheres were concentrated on the...
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Investigating the Impact of Ge-Quantum Well Width in Si/SiO2/Ge/SiO2/Pt Resonant Tunneling Device with NEGF Formalism
In this work, a Si/SiO2/Ge/SiO2/Pt resonant tunneling device (RTD) with an asymmetric double barrier has been modeled by adopting NEGF formalism. The...
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Effects of Hydrolytic Aging on the Behaviour of Nano Silica (SiO2)-Treated Spruce Wood
Wood is a viscoelastic composite material that has been historically prominent in the construction of buildings and continues to see widespread use....
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Comparative Performance Analysis of R134a/CuO and R134a/SiO2 Nanorefrigerant-Based Refrigeration System
A detailed experimental study is carried out to verify and compare performance parameters of nanorefrigerants in a vapor compression-based system....
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Nano-Modified Concrete Incorporating Phase Change Material Under Cold Temperature
Stringent requirements (enclosures, temperature thresholds, etc.) are typically prescribed in codes for cold weather concreting, which entail...
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Effects of Nanoparticle Shapes on SiO2-engine Oil Nanofluid Flow and Heat Transfer Over a Stretchable Rotating Disk
In the present study, we considered the flow and heat transfer of SiO2-engine oil nanofluid on a radially stretching rotating disk, and the effects...
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MEMS-actuated terahertz metamaterials driven by phase-transition materials
The non-ionizing and penetrative characteristics of terahertz (THz) radiation have recently led to its adoption across a variety of applications. To...
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Material Formulation of Strontium Ferrite Permanent Magnets from Phase Diagrams and Microstructures
Ferrite permanent magnets use iron oxide, a by-product of iron-making that constitutes 90 wt.% of their primary raw material. In addition, 100% of...
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Sensitivity Enhancement of Ti3C2Tx Based Bimetallic SPR Biosensor Using SiO2
We proposed here a novel surface plasmon resonance (SPR) sensor configuration based on silicon dioxide (SiO2) and Ti3C2Tx (MXene) with bi-metal...
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Single Quarter-Wave Phase-Shifted Bragg Grating Modulator on SOI with Enhanced Modulation Technique
In this work, the effect of temperature on a single quarter-wave phase-shifted Bragg grating modulator is investigated in detail. The improved...
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Characterization Porous HA/SiO2 Composite Prepared Using Natural Space Holder
Hydroxyapatite based on bovine bone has been developed in addition to medical needs, adsorbents, catalysts, and other engineering applications. The...
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Ultra-compact nonvolatile phase shifter based on electrically reprogrammable transparent phase change materials
Optical phase shifters constitute the fundamental building blocks that enable programmable photonic integrated circuits (PICs)—the cornerstone of...
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Formation of Spinel Inclusions in HSLA Steel Refined by CaO–SiO2–Al2O3–MgO Slag
In this chapter, formation of spinel in high strength low alloy steel (HSLA) is discussed, as spinel has been noticed as a typical type of inclusions...
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Productivity Benefits in Employing SiO2 Flux-Based Activated TIG Welding for Joining Thicker Components
Activated Tungsten Inert Gas (A-TIG) welding is a popular variant of conventional TIG welding process, where a thin layer of suitable activating flux...
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Finite Element Modeling of the Phase Change in Thermally-Grown SiO2 in SiC Systems for Gas Turbines
The operating lifetimes of SiC-based components in combustion environments are directly linked to the adhesion of the protective environmental...
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Phase Evolution Between Ferromanganese Spinel and Gangue Components with Microwave Induction in Reducing Atmosphere
The manganese silicate and calcium ferrite commonly generated during the treatment process of manganese ore results in difficult separation of...
