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3,836 Result(s)
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Chapter and Conference Paper
Structural and Morphology Characterization of an EVA/ZnO Polymer in Thin Film Form for Solar Applications
The objective of this work is to develop and study the structural properties, as well as the morphology of thin films of ZnO nano powders prepared by the sol-gel method, based on the fact that reducing grain s...
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Chapter and Conference Paper
Synthesis, Characterization and Chemical-Sensor Applications of Zinc Oxide-Graphene Nanocomposite
The proposed study focuses on the development of a gas sensor utilizing a quartz crystal microbalance (QCM) as the sensing platform. The sensor incorporates a nanocomposite of Zinc Oxide (ZnO) and Graphene as ...
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Chapter and Conference Paper
Structural Characterization of Chorine Doped Cuprous Oxide Thin Films by X-Ray Diffraction and X-Ray Fluorescence
This study investigates the structural changes in Cl-doped Cu2O thin films through X-ray diffraction (XRD). The incorporation of Cl– ions into the Cu2O lattice is analyzed at varying concentrations. XRD patterns ...
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Chapter
Role of Gold Nanoparticles in Plant Protection Against Pathogen
Numerous pathogens attack agricultural crops and cause enormous economic damage. To manage plant diseases, chemical pesticides, and fungicides have drawbacks, such as the development of resistance, environment...
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Chapter and Conference Paper
Synthesis and Characterization of Nickel Doped Fe3O4 Nanoparticles Using Solvothermal Method
Over the past 20 years, research on nanomaterials has made remarkable progress not only in the controlled synthesis and the study of novel properties, but also in the multiple applications of matter at the nan...
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Chapter and Conference Paper
Correlation Between Structural and Optical Properties of CuO Nanoparticule Prepared by Sol–Gel Method: Degradation of Mythylene Blue
Highly feature Copper Oxide CuO nanoparticles were prepared by sol–gel method at different temperature (400, 500 °C). The Copper chloride dehydrate, ethanol and citric acid were used as precursor, solvent and ...
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Chapter and Conference Paper
Stability Analysis of Gradient Zone of a Solar Pond
Linear stability theory is applied to study the effect of feedback control on the onset of double diffusion convection in the non-convective layer of a solar pond. The system is stabilized using sensors and ac...
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Chapter and Conference Paper
Fe2HfZ (Z = Si, Ge, Sn), Promising New Candidate Materials for Electronic and Thermoelectric Applications
Full-Heusler materials have attracted intensive attention of scientific research in recent years due to their physical properties, the materials are considered potential candidates for high performance thermoe...
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Chapter and Conference Paper
The Effect of Increasing the Thickness of an Annular Space Subjected to a Heat Flux Emitted by a Solar Panel on the Dynamic and Thermal Fields
The present work is a 3D numerical simulation, in an annular space between two horizontal concentric cylinders in which an incompressible fluid circulates. The wall of the inner cylinder is adiabatic while the...
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Chapter and Conference Paper
Impact of High Temperature and Germanium Rate on the Electrical Performance of the SiGe Heterojunction Bipolar Transistor with DPSA-SEG Architecture
The aim of this work is to model and analyze the electrical characteristics of a SiGe Heterojunction Bipolar Transistor HBT integrated in BiCMOS055 technology with DPSA-SEG (Double Poly silicon, Self-Aligned, ...
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Chapter and Conference Paper
PID Controller for Precise Voltage Output of Solid Oxide Fuel Cell
In this paper, we introduce a novel methodology for precise control of Solid Oxide Fuel Cell (SOFC) systems, aiming to optimize power generation while accounting for uncertainties, disturbances, sensor malfunc...
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Chapter and Conference Paper
Experimental Study on the Effect of Drying on the Kinetics of Cubic Beetroot Slices Using an Industrial Electric Food Dehydrator
Fresh beetroots need appropriate storage methods due to their high moisture content, since failure to do so would result in their decay and subsequent disposal. Drying is often regarded as one of the most effe...
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Chapter and Conference Paper
The Influence of Milling Time and Multiwall Carbon Nanotubes Concentrations on the Thermal-Structural Behavior of Iron–Copper Nanocomposites
In this work we aim to study the effect of incorporating different concentrations of multiwalled carbon nanotubes into Iron–Copper—Fe–Cu with a ratio of 4:1; MWCNTs of 0.5, 1 and 2% in volume—nanocomposites—pr...
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Chapter and Conference Paper
Elaboration of a Reduced Graphene Oxide–Chitosan Biocomposite
In this work, to develop a reduced graphene oxide-chitosan (rGO-Cs) biocomposite by solution intercalation and cyclic voltammetry, we used reduced graphene oxide (rGO) and chitosan. We have synthesized reduced...
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Chapter and Conference Paper
Estimation of Percolation Threshold and Its Influence on the Properties of Epoxy Resin-Based Polymer Composite Materials Filled Carbon Fibers and Carbon Nanotubes
Carbon fillers are widely used in the polymer composite materials to control electrophysical properties, which makes them promising for shielding/absorbing electromagnetic radiation in various bands, protectio...
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Chapter and Conference Paper
Design of a New Photo-Diode Based on (α-PbO)/(α-SnO) Lateral Heterostructure
α-SnO and α-PbO monolayers are two stable nanostructures that are separately synthesized by epitaxial growth on the same substrate (SiO2/Si) with superior functionalities, making them industrially important mater...
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Chapter and Conference Paper
Formulation and Optimization of Sustained Release Microparticles of Ketoprofen
Microparticles are one of the drug delivery systems used to sustain the release of drugs. The purpose of this work was to forumlate sustained-release microparticles of ketoprofen (KTP) for ocular delivery. The...
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Chapter and Conference Paper
Electronic Properties and Magnetic Stability in Binary Iron Pnictide
In this work, we presented a first-principle study of the structural, electronic and magnetic properties of iron selenide in its pure state. The calculations were performed by the Pseudo-Potential method which...
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Chapter and Conference Paper
Effect of Ni-Do** on ZnO Nanostructures Properties
In this work we have prepared and characterized nanoparticles of zinc oxides (ZnO) pure and doped with Nickel by the Sol Gel method. This non-costly, easy method makes it possible to have more homogeneous powd...
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Chapter and Conference Paper
Enhancing Photoluminescence and Crystallinity Through Aluminum Do** in Sol–Gel Zinc Oxide Thin Films
This study investigates to see how aluminum (Al) do** affects the optical and photoluminescent properties of sol–gel zinc oxide (ZnO) thin films. The sol–gel method was used to produce Al-doped ZnO films, wh...