R. Awad
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View article: Improved thermal behavior of polypropylene polymer loaded with bulk and nanoscale Bi2O3/CuO composite
Improved thermal behavior of polypropylene polymer loaded with bulk and nanoscale Bi2O3/CuO composite Open
This study investigates the structural, vibrational, morphological, and optical properties of bulk and nanoscale Bi 2 O 3 and CuO oxides and their composite, which were prepared via high-speed ball milling at different times (20, 40, 60, a…
View article: Biosensor Based on Photonic Crystal Fiber for Surface Plasmon Resonance Detection
Biosensor Based on Photonic Crystal Fiber for Surface Plasmon Resonance Detection Open
This study introduces a biosensor based on a surface plasmon resonance (SPR) photonic crystal fiber (PCF) for sensitive detection. The design can confine light in a single mode within the core by a lattice of air holes, the fiber is coated…
View article: A Multi-Layered Approach to High-Performance Al-Based FGCs: Investigating the Role of Mono and Hybrid Si3N4 and Granite Reinforcements
A Multi-Layered Approach to High-Performance Al-Based FGCs: Investigating the Role of Mono and Hybrid Si3N4 and Granite Reinforcements Open
This research utilized powder metallurgy technology to create three layers of functionally graded composites (FGCs) based on aluminum alloy (Al6061). It is enhanced with mono and hybrid ceramics, specifically silicon nitride (Si 3 N 4 ) an…
View article: Impact of various dopants (X = Zn, Mg, and Bi) on the structural, optical, and adsorption properties of (Co0.8Ni0.1X0.1)3O4 nanostructures
Impact of various dopants (X = Zn, Mg, and Bi) on the structural, optical, and adsorption properties of (Co0.8Ni0.1X0.1)3O4 nanostructures Open
This study aimed to enhance the adsorption efficiency of spinel Co 3 O 4 against methylene blue dye removal, a significant environmental treatment. Hence, metal elements (X = Zn, Mg, and Bi) doped (Co 0.8 Ni 0.1 X 0.1 ) 3 O 4 nanoparticles…
View article: Identification of the structural characteristics, optical properties, and adsorption performance of Bi and Sn co-doped Co0.5Zn0.5Fe2O4 nanoparticles
Identification of the structural characteristics, optical properties, and adsorption performance of Bi and Sn co-doped Co0.5Zn0.5Fe2O4 nanoparticles Open
Highly effective techniques, such as adsorption, play an important role in removing hazardous pollutants from wastewater. Spinel ferrite nanoparticles have proven to be effective adsorbents for removing dyes from wastewater. Thus, the prep…
View article: Mechanical properties of (Ba0.4Sr0.4Ca0.2Fe12O19)x/(Bi1.6, Pb0.4)-2223 composite impacted in seawater
Mechanical properties of (Ba0.4Sr0.4Ca0.2Fe12O19)x/(Bi1.6, Pb0.4)-2223 composite impacted in seawater Open
In the present work, the effect of adding Ba 0.4 Sr 0.4 Ca 0.2 Fe 12 O 19 hard nanoparticles and the immersion in seawater for different durations (0, 2, 6, 12, and 24 h) on the mechanical characteristics of the Bi, Pb-2223 superconductor …
View article: Impact of Seawater Immersion of (Zn0.5Ni0.5Fe2O4)x(Bi, Pb)-2223 Composites
Impact of Seawater Immersion of (Zn0.5Ni0.5Fe2O4)x(Bi, Pb)-2223 Composites Open
This work investigated the effects of adding Zn0.5Ni0.5Fe2O4 nanoparticles in (Bi, Pb)-2223 superconductor. The conventional solid-state reaction method was used to create (Zn0.5Ni0.5Fe2O4)x(Bi, Pb)-2223 composites (0.00 ≤ x < 0.40 w…
View article: Influence of Mo doping on the structural, Raman scattering, and magnetic properties of NiO nanostructures
Influence of Mo doping on the structural, Raman scattering, and magnetic properties of NiO nanostructures Open
In this work, the Ni 1-x Mo x O, (x = 0.000, 0.025, 0.050, 0.075, 0.100, and 0.150) nanoparticles were prepared employing the coprecipitation method. The X-ray diffraction (XRD) confirmed that all the samples have a face-centered cubic (FC…
View article: Enhanced radiation shielding efficiency of polystyrene nanocomposites with tailored lead oxide nanoparticles
Enhanced radiation shielding efficiency of polystyrene nanocomposites with tailored lead oxide nanoparticles Open
In this study, we investigated a novel polymer nano-composite, PS-PbO, containing two distinct nano-sizes of lead oxide nanoparticles (PbO-A and PbO-B), in addition to the bulk size (PbO-K). These nanoparticles were embedded separately in …
View article: Synthesis, characterization, and gas-sensing application of Cd<sub>0.5</sub>Zn<sub>0.5</sub>Nd<sub>x</sub>Fe<sub>2–x</sub>O<sub>4</sub> nanoparticles
Synthesis, characterization, and gas-sensing application of Cd<sub>0.5</sub>Zn<sub>0.5</sub>Nd<sub>x</sub>Fe<sub>2–x</sub>O<sub>4</sub> nanoparticles Open
Fabrication of Cd 0.5 Zn 0.5 Nd x Fe 2–x O 4 nanoparticles, with x = 0.00, 0.01, 0.02, 0.04, 0.06, and 0.08, has been carried out using a wet chemical co-precipitation method. The effect of the rare earth Nd 3+ doping on the prepared ferri…
View article: Comparative study between oxide/soft ferrite, oxide/hard ferrite, and soft/hard ferrite nanocomposites: structural, electrical, and magnetic properties
Comparative study between oxide/soft ferrite, oxide/hard ferrite, and soft/hard ferrite nanocomposites: structural, electrical, and magnetic properties Open
Three binary nanocomposites (NCs): (0.5NiO/0.5Ni 0.5 Zn 0.5 Fe 2 O 4 ), (0.5NiO/0.5BaFe 12 O 19 ), and (0.5Ni 0.5 Zn 0.5 Fe 2 O 4 /0.5BaFe 12 O 19 ) were prepared using the co-precipitation method followed by the wet ball-milling technique…
View article: Aluminum oxide, cobalt aluminum oxide, and aluminum-doped zinc oxide nanoparticles as an effective antimicrobial agent against pathogens
Aluminum oxide, cobalt aluminum oxide, and aluminum-doped zinc oxide nanoparticles as an effective antimicrobial agent against pathogens Open
View article: Excess conductivity and magnetoresistance analysis for (BSF)x/(Bi, Pb)-2223 composite
Excess conductivity and magnetoresistance analysis for (BSF)x/(Bi, Pb)-2223 composite Open
This study examined the impact of adding hard ferrite Ba 0.5 Sr 0.5 Fe 12 O 19 (BSF) nanoparticles to the Bi 1.8 Pb 0.4 Sr 2 Ca 2 Cu 3.2 O 10+δ (Bi, Pb)-2223) superconductor phase. The investigation specifically focused on evaluating the c…
View article: Characterization, antioxidant, antibacterial, and antibiofilm properties of biosynthesized Ag/AgCl nanoparticles using Origanum ehrenbergii Boiss
Characterization, antioxidant, antibacterial, and antibiofilm properties of biosynthesized Ag/AgCl nanoparticles using Origanum ehrenbergii Boiss Open
In the current study, silver/silver chloride nanoparticles (Ag/AgCl-NPs) were synthesized using the leaf extract of the endemic Lebanese plant, Origanum ehrenbergii Boiss, as the reducing medium. The structure, morphology, and physiochemic…
View article: Gamma-ray attenuation characteristics of polypropylene filled with nano-sized and bulk Bi2O3 and CuO
Gamma-ray attenuation characteristics of polypropylene filled with nano-sized and bulk Bi2O3 and CuO Open
Polypropylene was produced using compression molding and combined with bulk Bi2O3/CuO, and Bi2O3/CuO nanocomposites at various filler weight fractions (0%, 5%, 10%, 15%, and 20%). Gamma-ray energies from four radioactive sources (241Am, 13…
View article: Fabrication, characterization, and antibacterial activity of ferrite, chromite, and aluminate nanoparticles
Fabrication, characterization, and antibacterial activity of ferrite, chromite, and aluminate nanoparticles Open
Zn 0.33 Co 0.33 Mg 0.33 X 2 O 4 nanoparticles (NPs), where X = Fe, Cr, Al and denoted by F, C, and A, were prepared by the co-precipitation method. X-ray diffraction patterns validated the formation of NPs with cubic spinel structure with …
View article: Identification of structural and optical properties and adsorption performance of (Cd0.4Ni0.4Mn0.2)Fe2-xRuxO4 nanoparticles for the removal of Congo red dye
Identification of structural and optical properties and adsorption performance of (Cd0.4Ni0.4Mn0.2)Fe2-xRuxO4 nanoparticles for the removal of Congo red dye Open
In the field of industrial wastewater treatment, the application of highly efficient methods such as adsorption is crucial for effectively eliminating dangerous pollutants before effluent discharge. Ferrite nanoparticles (NPs) have emerged…
View article: Superconducting and Mechanical Properties of the Tl0.8Hg0.2Ba2Ca2Cu3O9−δ Superconductor Phase Substituted by Lanthanum and Samarium Fluorides
Superconducting and Mechanical Properties of the Tl0.8Hg0.2Ba2Ca2Cu3O9−δ Superconductor Phase Substituted by Lanthanum and Samarium Fluorides Open
This study investigated the impact of samarium and lanthanum fluorides (SmF3 and LaF3) on the physical and mechanical properties of Tl0.8Hg0.2Ba2Ca2−xRxCu3O9−δ−yFy superconducting phases (specifically the (Tl, Hg)-1223 phase), where R = Sm…
View article: ADSORPTION PERFORMANCE OF MG0.33NI0.33CO0.33FE2O4 NANOPARTICLES DOPED WITH GADOLINIUM AND LANTHANUM FOR LEAD (II) REMOVAL
ADSORPTION PERFORMANCE OF MG0.33NI0.33CO0.33FE2O4 NANOPARTICLES DOPED WITH GADOLINIUM AND LANTHANUM FOR LEAD (II) REMOVAL Open
The issue of water pollution has become a major concern in recent times, and the need for effective strategies for treating contaminated water sources has become more urgent. One promising approach that has been gaining attention in the fi…
View article: Structural, optical and magnetic properties of Ni <sub>1-2x</sub> Mg <sub>x</sub> Ru <sub>x</sub> O nanoparticles
Structural, optical and magnetic properties of Ni <sub>1-2x</sub> Mg <sub>x</sub> Ru <sub>x</sub> O nanoparticles Open
Ni 1-2x Mg x Ru x O (x = 0, 0.005, 0.01, 0.02, 0.04 and 0.08) nanoparticles were synthesized via the coprecipitation method. The prepared NiO nanoparticles are characterized by thermogravimetric analysis (TGA) that reveal the successful co…
View article: Intraperitoneal hepato-renal toxicity of zinc oxide and nickel oxide nanoparticles in male rats: biochemical, hematological and histopathological studies
Intraperitoneal hepato-renal toxicity of zinc oxide and nickel oxide nanoparticles in male rats: biochemical, hematological and histopathological studies Open
In recent years, zinc oxide (ZnO) and nickel oxide (NiO) nanoparticles (NPs) have become more prevalent in commercial and industrial products. However, questions have been raised regarding their potential harm to human health. Limited stud…
View article: Impact of Mg-doping on the structural, optical, and magnetic properties of CuO nanoparticles and their antibiofilm activity
Impact of Mg-doping on the structural, optical, and magnetic properties of CuO nanoparticles and their antibiofilm activity Open
Doping in metal oxide systems is being chased by many researchers since it is enhancing their properties. In the present study, Cu 1-x Mg x O nanoparticles, capped with EDTA were synthesized by the chemical co-precipitation method, with x …
View article: Effect of hard magnetic ferrite (Ba0.5Sr0.5Fe12O19) nanoparticles on the mechanical properties of the (Bi, Pb)-2223 phase
Effect of hard magnetic ferrite (Ba0.5Sr0.5Fe12O19) nanoparticles on the mechanical properties of the (Bi, Pb)-2223 phase Open
To manifest the effect of hard magnetic Ba 0.5 Sr 0.5 Fe 12 O 19 nanoparticles on the mechanical performance of the (Bi,Pb)-2223 superconducting phase, nano-(Ba 0.5 Sr 0.5 Fe 12 O 19 ) x /Bi 1.8 Pb 0.4 Sr 2 Ca 2 Cu 3.2 O 10+δ , with x = 0.…
View article: Influence of Lanthanum Doping on the Photocatalytic and Antibacterial Capacities of Mg0.33Ni0.33Co0.33Fe2O4 Nanoparticles
Influence of Lanthanum Doping on the Photocatalytic and Antibacterial Capacities of Mg0.33Ni0.33Co0.33Fe2O4 Nanoparticles Open
The increase in environmental pollution, especially water pollution, has intensified the requirement for new strategies for the treatment of water sources. Furthermore, the improved properties of nano-ferrites permit their usage in wastewa…
View article: Characterization and evaluation of the therapeutic benefits of pure and lanthanides mono- and co-doped zinc oxide nanoparticles
Characterization and evaluation of the therapeutic benefits of pure and lanthanides mono- and co-doped zinc oxide nanoparticles Open
View article: STRUCTURAL AND MAGNETO CONDUCTIVITY STUDIES OF NIO/SMBA2CU3O7-Δ SUPERCONDUCTING COMPOSITE
STRUCTURAL AND MAGNETO CONDUCTIVITY STUDIES OF NIO/SMBA2CU3O7-Δ SUPERCONDUCTING COMPOSITE Open
In this work, we investigate the effect of NiO nanoparticles' addition on the structure, superconductivity, and magneto conductivity for the SmBa2Cu3O7-δ phase. Composite nano/superconductor of (NiO)x/SmBa2Cu3O7-δ (0.00≤x≤0.12 wt.%) were p…
View article: Synthesis, Characterization, and Antibacterial Activity of Mg-Doped CuO Nanoparticles
Synthesis, Characterization, and Antibacterial Activity of Mg-Doped CuO Nanoparticles Open
This study aims to investigate the effect of magnesium (Mg) doping on the characteristics and antibacterial properties of copper oxide (CuO) nanoparticles (NPs). The Mg-doped CuO NPs were fabricated by the co-precipitation method. NPs were…
View article: Effects of Thallium fluoride substitution on the flux pinning energies of (Cu0.5, Tl0.5)Ba2Ca2Cu3O10-δ superconductors
Effects of Thallium fluoride substitution on the flux pinning energies of (Cu0.5, Tl0.5)Ba2Ca2Cu3O10-δ superconductors Open
In the present work, the magnetoresistance behavior of (TlF) x -substituted (Cu 0.5 ,Tl 0.5 )Ba 2 Ca 2 Cu 3 O 10−δ superconducting samples, with x = 0.0, 0.1, 0.2, 0.3 and 0.4, was investigated. According to the thermally activated flux cr…
View article: The electrochemical corrosion behaviour of compacted (Bi, Pb)-2223 superconductors in aqueous solutions
The electrochemical corrosion behaviour of compacted (Bi, Pb)-2223 superconductors in aqueous solutions Open
The corrosion behaviour of (Bi, Pb)-2223 samples compacted at 0.3–1.9 GPa in 0.5 M of HCl, NaCl, and NaOH solutions at 30 °C was investigated using potentiodynamic polarization curves measurements and electrochemical impedance spectroscopy…
View article: Infrared Spectroscopy and Excess Conductivity Analysis for (Y3Fe5O12)x/Cu0.5Tl0.5Ba2Ca2Cu3O10-δ Composites
Infrared Spectroscopy and Excess Conductivity Analysis for (Y3Fe5O12)x/Cu0.5Tl0.5Ba2Ca2Cu3O10-δ Composites Open
In this study, the influence of adding Yttrium iron garnet (Y 3 Fe 5 O 12 ) nanoparticles (NPs) on the microstructure and fluctuation-induced conductivity (FIC) of Cu 0.5 Tl 0.5 Ba 2 Ca 2 Cu 3 O 10-δ (CuTl-1223) superconductor was studied.…