Exergy, economic, and environmental study for flat plate solar collector using pulsating flow
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M.A. Sharafeldin, S.A. Marzouk, Mohamed T. Abdelghany
Solar energy is considered a fundamental pillar in the principles of global sustainability for clean energy. Therefore, the main goal of researchers is to search …
High-efficiency tandem DSSCs based on tailored naphthalene sensitizers for indoor DSSC efficiency above 25%
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Mohamed R. Elmorsy, Samar M. Mohammed, Basant Mohamed
Dye-sensitized solar cells (DSSCs) are among the most promising photovoltaic technologies for both outdoor and indoor energy harvesting due to their low cost and spectral …
Global burden, disparities, and determinants of postpartum haemorrhage among women who gave birth: an umbrella review of systematic reviews and meta-analyses
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Dereje Bayissa Demissie, Doreen Kainyu Kaura, G. Gebhardt
Background Postpartum haemorrhage (PPH) is a preventable yet leading cause of maternal death, demanding urgent attention and action. Every year, tens of thousands of women …
SeqAfrica: empowering Africa’s fight against antimicrobial resistance through genomics
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Pernille Nilsson, Christa Twyford Gibson, Natasia Rebekka Thornval
The ongoing threat of antimicrobial resistance (AMR) demands capacity strengthening in Africa for improved pathogen surveillance. The high-resolution picture of AMR provided by pathogen whole …
Immunomodulatory, antioxidant, and growth-promoting properties of Avicennia marina leaf extract on Nile tilapia
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Mohammed F. El Basuini
This study evaluated the effects of Avicennia marina leaf aqueous extract on Nile tilapia performance. Fish (5.15 g, n = 675) were fed diets containing …
Synthesis, molecular docking, ADMET studies and biological evaluation of fused pyrazolopyridopyrimidine derivatives as antioxidant and antimicrobial agents
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Hemat S. Khalaf, Ahmed Fikry El-Sayed, Ashraf Ahmed Sediek
This study describes the design, synthesis, and biological evaluation of fused pyrazolopyridopyrimidine analogues as potential antimicrobial and antioxidant agents. The chemical structures of the newly …
Intelligent retinal disease detection using deep learning
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Shereen Hussein, Ahmed Farouk, Mary Monir Saeid
The rising prevalence of retinal diseases is a significant concern, as certain untreated conditions can lead to severe vision impairment or even blindness. Deep learning …
Synthesis and characterization of novel zinc–organic framework for the effective removal of Alizarin Red S
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Mohamed A. Abdelwahab, Abdelhamid M. Abdelhamid, Ayman S. Eliwa
Water treatment has become a pressing global issue due to the increasing number of pollution sources. Among the major contributors to water contamination is the …
Optimization and kinetic modeling of ciprofloxacin adsorption and photocatalytic degradation in water
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Hanan Aly Taha, Amal Zaher, Nabila Shehata
Abstract The persistent presence of pharmaceutical residues in aquatic environments presents a significant ecological and public health challenge, necessitating innovative and sustainable remediation strategies. This …
Assessment of soil quality in arid zones using principal component analysis and GIS-based modeling
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Mohamed S. Shokr, Mohamed E. M. Jalhoum, Ahmed S. A. Sayed
BACKGROUND: Assessing the quality of the soil is a crucial first step in agricultural management. A major obstacle to raising agricultural output, economic growth, and …
A two-in-one lignosulfonate carbon dots for bacterial detection and fluorescence quenching in food, pharmaceuticals, and cultural heritage preservation
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Hebat‐Allah S. Tohamy
Abstract A versatile, multifunctional nanocomposite based on lignosulfonate (LS) and carbon dots (CDs) was developed and characterized to demonstrate its dual capability for selective antimicrobial …
Carvacrol ameliorates cyclophosphamide-induced rat premature ovarian failure and uterine fibrosis via regulating PI3K/AKT/FOXO3a signaling pathway
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Zeinab A. El‐Gendy, Seham Samir Soliman, Mohamed S. Aly
BACKGROUND: Premature ovarian failure (POF) and ovarian reserve loss are common problems associated with cancer therapies. Carvacrol (Carva) showed significant efficacies in ameliorating several toxicological …
Aotaphenazine, a rare hydrophenazine, targets topoisomerase II with anticancer efficacy: In silico to in vitro evidence
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Ahmed M. Metwaly, Ibrahim H. Eissa, Wael M. Afifi
BACKGROUND: Topoisomerase II (Topo II) remains a validated target for anticancer therapy, with many clinically used agents acting via DNA intercalation and enzyme inhibition. However, …
Multifaceted insights of experimental, surface, and computational investigations for a synthesized pyrazolyl derivative inhibitor for carbon steel corrosion in an acidic environment
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Basma M. A. Khedr, Sayed K. Ramadan, Sherine A. Abdelkader
For sustainable corrosion protection, this study introduces newly synthesized pyrazolyl-N-acetylthiocarbohydrazone (PTH) as a highly efficient and environmentally friendly inhibitor for carbon steel (CS) in an …
Synergistic adsorption and oxidation of arsenite by Fe–Mn binary oxide-modified bamboo biochar in the presence of air
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Omar Rady, Ahmed Mohamed Bakr, Mohamed G. Moussa
Abstract The adsorption and oxidation processes of arsenite (As(III)) are investigated in this work utilizing bamboo biochar (BC) modified with Fe, Mn, and Fe-Mn binary …
A discrete model for analyzing the free vibrations of a non-uniform 2D-FGM beam under elastic foundations and different support conditions
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Anass Moukhliss, Abdellatif Rahmouni, Rhali Benamar
This paper proposes a discrete physical model (DPM) for the transverse free vibrations of non-uniform bi-directional functionally graded (2D-FGM) beams. The material properties vary in …
Hybrid XGBoost-RF-MLP model and PSO optimization for performance and emissions of CI engine using waste cooking biodiesel blends
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M.S. Gad, M. Sami Soliman, Emad B. Helal
Abstract Transesterification was used to create methyl ester from waste cooking oil (WCO). Diesel oil and biodiesel blends in 25, 50, 75, and 100% were …
Novel and cost-efficient design of stand-alone PV system with simulation using PVsyst and experimental validation
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Ahmed Mashaly, Mohamed Elmadawy, Mohamed M. Elgohary
Solar energy is gaining global prominence and is rapidly becoming a major energy source worldwide. According to reports, Egypt had made significant progress in solar …
Federated hybrid deep learning for multi-attack detection and classification in RPL-based 6LoWPAN networks
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Wudu Bitew Alemayew, Ketema Adere Gemeda
Abstract The Routing Protocol for Low-power and lossy networks (RPL) is the standard for 6LoWPAN (stands for IPv6 over Low-power Wireless Personal Area Networks)-based IoT …
Cyber-resilient machine learning framework for accurate individual load forecasting and anomaly detection in smart grids
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M. Tayseer, M. Talaat, Amr Ahmed Zamel
With the evolution of smart grids, accurate and secure predictions of the electricity load become crucial for efficient energy management and reliability. In this paper, …