Search Results - "Abd El Aal, Mohamed"

Determinants of Egypt's unemployment rate with machine learning algorithms by Abd El-Aal, Mohamed F

“…This research endeavored to harness the capabilities of machine learning algorithms, specifically gradient boosting (GB) and random forest (RF), to ascertain…”
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The impact of Russian Energy Resources on the Economic Growth of the EU: Using Computational Intelligence Algorithms by El-Aal, Mohamed F. Abd, Abdelsamiea, Abdelsamiea Tahsin

“…This study explores the impact of Russian oil and natural gas on the economic growth of the European Union. The Gradient boosting algorithm was relied on to…”
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Role of Economic Expansion, Energy Utilization and Urbanization on Climate Change in Egypt based on Artificial Intelligence by El-Aal, Mohamed F. Abd, Hegazy, Marwa Samir, Abdelsamiea, Abdelsamiea Tahsin

“…This study employs machine-learning algorithms (ML), specifically Random Forest (RF) and Gradient Boosting (GB), to assess the impact of various factors,…”
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Spark discharge deposition of au/cu nanoparticles for surface‐enhanced Raman scattering by El‐Aal, Mohamed Abd, Seto, Takafumi

“…Au10Cu90 and Au76Cu24 nanoparticles (NPs) were directly fabricated on a glass substrate by spark discharge deposition technique. The prepared NPs were…”
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Kinetics and TD-DFT calculations of base-catalyzed oxidation of acriflavine hydrochloride: Removal of dyes colors from wastewater by Ibrahim, Samia M., Al-Hossainy, Ahmed F., Saha, Bidyut, El-Aal, Mohamed Abd

“…•Study the kinetics of reduction of permanganate ion by acriflavine (AFH) in NaOH.•(AFH)TF and (N-AFH)TF thin films with a thickness of 95±2 nm are…”
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The effects of operating parameters on the morphology, and the SERS of Cu NPs prepared by spark discharge deposition by El-Aal, Mohamed Abd, Seto, Takafumi, Matsuki, Atsushi

“…Copper nanoparticles were fabricated and deposited on a glass substrate by spark discharge of copper electrode under different atmospheric conditions for SERS…”
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Modified natural kaolin clay as an active, selective, and stable catalyst for methanol dehydration to dimethyl ether by El-Aal, Mohamed Abd, Said, Abd El-Aziz Ahmed, Abdallah, Mohamed H., Goda, Mohamed Nady

“…In this work, the production of dimethyl ether (DME) from methanol over natural kaolin clay modified through impregnation with various percentages of H 2 SO 4…”
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Black sand nanoparticles and heat stress impacts the neurological and oxidative stress indices and splenic-renal histology of Clarias gariepinus by Sayed, Alaa El-Din Hamid, Said, Rashad E. M., El-Aal, Mohamed Abd, Saad, Eman, Kamel, Walied A., Hamed, Mohamed

“…In Egypt, while many studies have focused on the radiometry and mineralogy of black sands, research on their effects on nearby aquatic organisms is rare. This…”
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Surface-enhanced Raman scattering and catalytic activity studies over nanostructured Au–Pd alloy films prepared by DC magnetron sputtering by Abd El-Aal, Mohamed, Seto, Takafumi

“…Nanostructured Au 33 Pd 67 alloy films were fabricated on glass using one-step air plasma DC magnetron sputtering. The films exhibited highly sensitive…”
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Novel synthesis of antibacterial pyrone derivatives using kinetics and mechanism of oxidation of azithromycin by alkaline permanganate by Ibrahim, Samia M., Saad, Nora, Ahmed, Mahmoud M., Abd El–Aal, Mohamed

“…The color degradation of KMnO4 during the oxidation process: Oxidation states: (A) AZ in 0.01 moldm−3 NaOH; (B) MnO4- in 0.01 moldm−3 NaOH; (C) Violet Mn (VII)…”
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Synthesis of silver nanoparticles film by spark discharge deposition for surface-enhanced Raman scattering by El-Aal, Mohamed Abd, Seto, Takafumi, Kumita, Mikio, Abdelaziz, Ayman A., Otani, Yoshio

“…A surface-enhanced Raman scattering (SERS) substrate composed of silver nanoparticles (Ag NPs) was synthesized by spark discharge deposition (SDD). The…”
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Optimization of AWJ parameters for improved material removal and hole geometry in drilling of Glass Fiber/Aluminum mesh epoxy hybrid composites by Seif, Amr, Fathy, A., El Aal, Mohamed Ibrahim Abd, Megahed, A. A.

“…This study explores the application of abrasive waterjet drilling (AWJD) for varied patterns of GF/Al mesh hybrid composites (neat glass NG, AG: Al in the…”
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Effect of Homogenization Treatment on the Microstructure and Mechanical Property Evolutions of As-Cast Al–Cu Alloy during High-Pressure Torsion by Mohamed Ibrahim Abd El Aal, Um, Ho Yong, Choi, Kang Hyun, Kim, Hyoung Seop

“…As-cast and homogenization treated as-cast Al–Cu (3 mass% Cu) alloy samples were processed via high-pressure torsion (HPT) under an applied pressure of 8 GPa…”
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Zirconia–sugarcane bagasse fly ash as a novel solid acid nanocatalyst for selective dehydration of methanol to dimethyl ether by Abd El‐Aal, Mohamed, Goda, Mohamed N., Abd El‐Wahab, Mohamed M. M., El‐Gamal, Nadia O., Said, Abd El‐Aziz A.

“…In the current study, two series of catalysts were synthesized and characterized by various physicochemical techniques. In the first series of catalysts, a…”
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The influence of ECAP and HPT processing on the microstructure evolution, mechanical properties and tribology characteristics of an Al6061 alloy by El Aal, Mohamed Ibrahim Abd

“…The microstructure evolution and mechanical properties of an Al6061 alloy severely deformed by equal channel angular pressing (ECAP) and high-pressure torsion…”
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Promoted catalytic performance of sugarcane bagasse ash supported by γ‐alumina as efficient, stable, and ecofriendly catalyst for dehydration of methanol to dimethyl ether by Said, Abd El‐Aziz A., Goda, Mohamed N., Abd El‐Wahab, Mohamed M. M., El‐Gamal, Nadia O., El‐Aal, Mohamed Abd

“…The aim of this study was to use different proportions (1% to 20% by weight) of γ‐alumina to modify sugarcane bagasse ash (SCBA) for the production of dimethyl…”
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Wear properties of copper and copper composites powders consolidated by high-pressure torsion by Abd El Aal, Mohamed Ibrahim

“…The wear characteristics of Cu and Cu-SiC composite microsize powders consolidated by cold compaction combined with sintering or high-pressure torsion (HPT)…”
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Effects of filler on the microstructure and corrosion of similar and dissimilar gas inert tungsten arc welding aluminum alloys joints by Gadallah, Elshafey Ahmed, El Aal, Mohamed Ibrahim Abd, Mohamed, Abdelkarim Yousif, El-Fahhar, Hossam Hemdan

“…Welding of dissimilar aluminum alloys has been widely used in many industrial applications. However, the selection of filler type still attracts significant…”
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Deformation Characteristics Evaluation of Modified Equal Channel Angular Pressing Processes by Yoon, Seung Chae, Nagasekhar, Anumalasetty Venkata, Yoo, Ji Hoon, Mohamed Ibrahim Abd El Aal, Vaseghi, Majid, Kim, Hyoung Seop

“…In current studies, equal channel angular pressing process (ECAP) and modified ECAP processes are simulated under ideal conditions to compare the deformation…”
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Wear properties of high pressure torsion processed ultrafine grained Al–7%Si alloy by Aal, Mohamed Ibrahim Abd El, Kim, Hyoung Seop

“…•More homogenous distribution of the Si particles was noted after the HPT process.•The microhardness increases obviously after the HPT.•The HPT samples have…”
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