High-performance PTFE composites from industrial scrap with enhanced strength and wear resistance
Article scientifique
Accès ouvert
Ahmed Youssef Kamal, Ahmed Omar Mosleh, Ahmed Mohamed Gaafer
Abstract Due to the high cost of raw materials, this work aims to utilize polytetrafluoroethylene (PTFE) scrap generated from industrial waste to produce composites possessing …
Bacterial cellulose doped with ZnO as a multifunctional bioactive platform for curcumin and propolis immobilization: synthesis, characterization, and wound healing potential
Article scientifique
Accès ouvert
Ghada E. Dawwam, Naglaa Salem El‐Sayed, Mona T. Al–Shemy
Bacterial cellulose (BC)-based dressings exhibit favorable hydrogel characteristics, including high biocompatibility, moisture regulation, and mechanical adaptability, making them suitable candidates for biomedical applications. In this …
Green synthesis of Mn-doped iron oxide nanoparticles using sugarcane juice for magnetic hyperthermia applications
Article scientifique
Accès ouvert
Ahmed Hosny, Bahig El-Deeb, Zakaria A. Mohamed
In this study, ecofriendly un-doped (0%), 5%, and 9% Mn-doped iron oxide nanoparticles were synthesized using sugarcane juice as reducing agents. X-ray diffraction (XRD) confirmed …
Acute lymphoblastic leukemia diagnosis using machine learning techniques based on selected features
Article scientifique
Accès ouvert
Enas M. F. El Houby
Cancer is considered one of the deadliest diseases worldwide. Early detection of cancer can significantly improve patient survival rates. In recent years, computer-aided diagnosis (CAD) …
Government spending and economic growth dynamics in Somalia: time series evidence from ARDL bounds testing
Article scientifique
Accès ouvert
Bile Abdisalan Nor, Yusniliyana Yusof
Abstract Somalia’s economy has faced persistent instability due to shocks from COVID-19, climate-related disasters, and conflict, resulting in stagnant GDP growth (averaging 2% from 2019 …
Explainable ML modeling of saltwater intrusion control with underground barriers in coastal sloping aquifers
Article scientifique
Accès ouvert
Asaad M. Armanuos, Martina Zeleňáková, Mohamed Kamel Elshaarawy
Abstract Reliable modeling of saltwater intrusion (SWI) into freshwater aquifers is essential for the sustainable management of coastal groundwater resources and the protection of water …
Improved pulmonary embolism detection in CT pulmonary angiogram scans with hybrid vision transformers and deep learning techniques
Article scientifique
Accès ouvert
Abeer Abdelhamid, Amir El-Ghamry, Ehab H. Abdelhay
Pulmonary embolism (PE) represents a severe, life-threatening cardiovascular condition and is notably the third leading cause of cardiovascular mortality, after myocardial infarction and stroke. This …
Mastering the art of sectioning: a comprehensive guide to slide-microtome technology and histological applications
Article scientifique
Accès ouvert
Yasmin M. Abd El‐Aziz, Mohammed S. Sobh, Helmi Ben Saad
The well-known technique of microtomy, which is an essential cutting tool, was first developed for light and transmission electron microscope uses, but it is currently …
A comprehensive survey of deep face verification systems adversarial attacks and defense strategies
Article scientifique
Accès ouvert
Sohair A. Kilany, Ahmed Y Mahfouz
Face Verification (FV) systems have exhibited remarkable performance in verification tasks and have consequently garnered extensive adoption across various applications, from identity duplication to authentication …
A deep learning-based framework for large-scale plant disease detection using big data analytics in precision agriculture
Article scientifique
Accès ouvert
Mahmoud Khaled Elfouly, Amr Mohamed Abdelaziz, Wael Hassan Gomaa
Abstract Wheat and corn are essential crops for global food security, but wheat yellow rust and the corn northern leaf spot are significant threats. Proper …
Photocatalytic and theoretical study of CoS nanoparticles for sustainable dye removal from wastewater
Article scientifique
Accès ouvert
Heba M. El Sharkawy, Ghada E. Khedr, Esraa M. El‐Fawal
Photocatalytic degradation has emerged as a promising approach for addressing dye-laden wastewater from industrial effluents. In this study, a cost-effective cobalt sulfide (CoS) photocatalyst was …
DFT investigation of efficient hydrogen storage utilizing Li and Na decorated co-doped graphene (B/N)
Article scientifique
Accès ouvert
Nasser Y. Mostafa, Kamal A. Soliman, S.M. Abd El Haleem
Abstract This study investigates the hydrogen storage capacity of co-doped graphene with non-bonded B and N atoms (BC 4 N) using density functional theory (DFT). …
Modeling and simulation of optical wireless communication channels in IoUT considering water types turbulence and transmitter selection
Article scientifique
Accès ouvert
M. Mokhtar Zayed, Mona Shokair
Abstract The Internet of Underwater Things (IoUT) is revolutionizing underwater communication by enabling real-time data exchange, environmental monitoring, and exploration in aquatic environments. Among emerging …
SCAPS simulation and design of highly efficient CuBi2O4-based thin-film solar cells (TFSCs) with hole and electron transport layers
Article scientifique
Accès ouvert
Ahmed A. El‐Naggar, A.M. Eid, Yasmeen Rafat
Abstract The continued rise in global temperatures and climate change has increased the demand for renewable energy sources. Recent developments in thin-layer photovoltaic cells have …
Kinetic and thermodynamic investigation of the removal of alizarin red dye using silica-supported nanoscale zero-valent iron particles
Article scientifique
Accès ouvert
Ibrahim S. El-Hallag, Ahmad Alowais, E.H. El‐Mossalamy
Alizarin red (ARS) dye is a persistent and toxic pollutant in aquatic environments, posing a significant environmental threat. Among various treatment technologies, adsorption offers a …
Advanced integrated strategy for structural and mineralogical exploration of inaccessible regions employing remote sensing and multiscale analysis of aeromagnetic data
Article scientifique
Accès ouvert
Ahmed M. Eldosouky, Mohamed A. Abd El‐Wahed, Mohamed Attia
Rugged terrains and remote desert environments present notable challenges for geological data analyses due to limited accessibility and scarcity of surface and subsurface data. One …
Exosome mediated delivery of Epigallocatechin 3 gallate as a novel approach to alleviate psoriasis symptoms through cytokine and apoptotic pathway modulation
Article scientifique
Accès ouvert
Mohamed S. Kishta, Ahmed Abdrabou, Garo K Sarkissian
Psoriasis is a chronic skin disorder with significant individual and societal impacts. Current therapies often lack efficacy, are costly, or cause side effects, necessitating new …
Application of chitosan/graphene and chitosan/graphene oxide composites for removal of Cu and Pb
Article scientifique
Accès ouvert
Abdel Salam El-Sheikh, Nabil S. Abdelaziz, Khaled S. Amin
Water pollution caused by heavy metals such as lead (Pb) and copper (Cu) represent a critical global challenge due to their toxicity and adverse impacts …
Teachers’ preparedness for the utilization of artificial intelligence in classroom assessment: the contributory effects of attitude toward technology, technological readiness, and pedagogical beliefs with perceived ease of use and perceived usefulness as mediators
Article scientifique
Accès ouvert
Usani Joseph Ofem, Faith Sylvester Orim, Imelda Barong Edam-Agbor
The adoption of Artificial Intelligence (AI) in classroom assessment is widely acknowledged as a game-changer for improving educational outcomes. Despite this, there is a limited …
Integrative analysis of gut microbiota and metabolic pathways reveals key microbial and metabolomic alterations in diabetes
Article scientifique
Accès ouvert
Yasser Morsy, Nesma S. Shafie, Mohamed Mostafa
Type 2 diabetes mellitus (T2DM) is increasingly recognized as a condition influenced by gut microbiota composition and associated metabolic pathways. This study investigated the differences …