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Manufacturing of a New Generations from the Recycled AL Scrape Reinforced with AL2O3 - GNS Composite Powder by Vortex Technique for Automotive Spare Parts

Fathei Nouh, Omayma El kady, Sabry abdel aziz • International Journal of Industry and Sustainable Development (2024)

This research addresses the urgent challenges facing the materials and metallurgical industries, driving manufacturers to seek innovative solutions for material recycling. Aluminum scrape in used to manufacture a composite material with a h...

DOAJ Open Access (DOAJ) DOI: 10.21608/ijisd.2024.302067.1074

Prevalence of gastric varices in cirrhotic patients presenting with upper GI bleed at Shifa International hospital: an insidious threat

Talia Azad, Muhammad Umair, Shaheer Alam, Ayesha Ibrar et al. • The Egyptian Journal of Internal Medicine (2025)

Abstract Introduction Liver cirrhosis (LC) is a serious condition occurring as a result of chronic liver disease. Amongst its various complications, acute variceal bleeding is the most feared, which presents as esophageal, gastroesophageal,...

DOAJ Open Access (DOAJ) DOI: 10.1186/s43162-025-00573-z

Experimental examination on physical and radiation shielding features of boro-silicate glasses doped with varying amounts of BaO

M.I. Sayyed, Abdelmoneim Saleh, Anjan Kumar, Fatma Elzahraa Mansour • Nuclear Engineering and Technology (2024)

Investigations were conducted on the addition of barium's impact on the radiation shielding and physical attributes of five different glasses, designated S1–S5, with varying BaO contents. Using two point sources namely Co60 and Cs137 along ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.net.2024.03.038

Laser-induced porous graphene electrodes from polyketimine membranes for paracetamol sensing

Sabrine Baachaoui, Walid Mabrouk, Khaled Charradi, Bechir Slimi et al. • Royal Society Open Science (2023)

The development of cost-effective materials for fabricating electrodes is crucial for drug, pharmaceutical and environmental applications. This paper presents the synthesis and characterization of a novel polyketimine (PKI) membrane obtaine...

DOAJ Open Access (DOAJ) DOI: 10.1098/rsos.230294

Independent Acidic pH Reactivity of Non-Iron-Fenton Reaction Catalyzed by Copper-Based Nanoparticles for Fluorescent Dye Oxidation

Zakia H. Alhashem, Hasna Abdullah Alali, Shehab A. Mansour, Maha A. Tony et al. • Inorganics (2025)

The process of hydrogen peroxide decomposition, facilitated by copper oxide nanoparticles, produces reactive oxidants that possess the ability to oxidize multiple pollutants. CuO/Cu2O hybrid nanoparticles were successfully synthesized throu...

DOAJ Open Access (DOAJ) DOI: 10.3390/inorganics13030097

Low Pathogenic Avian Influenza H9N2 Viruses in Morocco: Antigenic and Molecular Evolution from 2021 to 2023

Oumayma Arbani, Mariette F. Ducatez, Salma Mahmoudi, Faiçal Salamat et al. • Viruses (2023)

Avian influenza viruses pose significant threats to both the poultry industry and public health worldwide. Among them, the H9N2 subtype has gained substantial attention due to its high prevalence, especially in Asia, the Middle East, and Af...

DOAJ Open Access (DOAJ) DOI: 10.3390/v15122355

Differential Expression of Serum TUG1, LINC00657, miR-9, and miR-106a in Diabetic Patients With and Without Ischemic Stroke

Omayma O Abdelaleem, Olfat G. Shaker, Mohamed M. Mohamed, Tarek I. Ahmed et al. • Frontiers in Molecular Biosciences (2022)

Background: Ischemic stroke is one of the serious complications of diabetes. Non-coding RNAs are established as promising biomarkers for diabetes and its complications. The present research investigated the expression profiles of serum TUG1...

DOAJ Open Access (DOAJ) DOI: 10.3389/fmolb.2021.758742

An Insight into the Integration of Distributed Energy Resources and Energy Storage Systems with Smart Distribution Networks Using Demand-Side Management

Subhasis Panda, Sarthak Mohanty, Pravat Kumar Rout, Binod Kumar Sahu et al. • Applied Sciences (2022)

Demand-side management (DSM) is a significant component of the smart grid. DSM without sufficient generation capabilities cannot be realized; taking that concern into account, the integration of distributed energy resources (solar, wind, wa...

DOAJ Open Access (DOAJ) DOI: 10.3390/app12178914

قياس كفاءة مرشحات التحليل المويجي في تحليل السلاسل الزمنية

زهدي نوفل, فاطمة علي عبد العاطي • The Egyptian Statistical Journal (2018)

اهتم البحث في ايجاد نموذج كفؤ و ذلك عن طريق مقارنه نماذج ( بوكس- جينكيز) الخطيه ARIMA(p,d,q) المقدره من بيانات السلاسل الزميه قبل وبعد ترشيح التقليص المويجي ( المستخدم لمعالجه مشكله التلوث او الضوضاء ان وجدت في تلك المشاهدات ) ومن ثم تخفيض ...

DOAJ Open Access (DOAJ) DOI: 10.21608/esju.2018.314389

A new extension of linear failure rate distribution with estimation, simulation, and applications

Najwan Alsadat, Mohammed Elgarhy, Amal S. Hassan, Hijaz Ahmad et al. • AIP Advances (2023)

In this article, we provide a new three-parameter model derived from the newly reduced Cauchy power-G family and linked to the linear failure rate model. The truncated Cauchy power linear failure rate (TCPLFR) is the name given to this dist...

DOAJ Open Access (DOAJ) DOI: 10.1063/5.0170297

From Isolation to Application: Utilising Phage‐Antibiotic Synergy in Murine Bacteremia Model to Combat Multidrug‐Resistant Enterococcus faecalis

Fatma Al‐zahraa A. Yehia, Galal Yahya, Eslam M. Elsayed, Javier Serrania et al. • Microbial Biotechnology (2025)

ABSTRACT Enterococcus species, natural inhabitants of the human gut, have become major causes of life‐threatening bloodstream infections (BSIs) and the third most frequent cause of hospital‐acquired bacteremia. The rise of high‐level gentam...

DOAJ Open Access (DOAJ) DOI: 10.1111/1751-7915.70075

Study of serum Total Immunoglobulin E in Egyptian patients with newly diagnosed colorectal carcinoma

Wessam Eid, Fawzia Abo Ali, Sara Taha, Sara Zaki et al. • Zagazig University Medical Journal (2022)

Total immunoglobulin E (IgE) has roles in allergy and anti-parasitic immunity. Recently IgE showed a major role in cancer immune surveillance; an increased risk of solid and blood malignancies has been associated with total IgE deficiency. ...

DOAJ Open Access (DOAJ) DOI: 10.21608/zumj.2022.130517.2541

Vape Smoking: Prevalence and Perception among Damnhour University Students

Naglaa Hussein • International Egyptian Journal of Nursing Sciences and Research (2025)

Background: E-cigarette or vape smoking is becoming a worldwide concern, yet vapinginformation is not widespread among Middle Eastern university students. The paper offers the pattern ofvape smoking in Damnhour University, Egypt, which uses...

DOAJ Open Access (DOAJ) DOI: 10.21608/ejnsr.2025.370486.1434

EPIDEMIOLOGICAL ASPECT OF BOVINE VIRAL DIARRHEA VIRUS- II INFECTION IN DAIRY CATTLE

Y.G.M. ABD EL-HAFEIZ, A.M. EL-SHERIF, K.N. METIAS • Assiut Veterinary Medical Journal (2011)

The purpose of this study was to characterize the clinical and virologic features of the mucosal and thrombocytopenic BVDV infection in infected dairy cattle. Strategy of examination included clinical examination of diseased animals, serum ...

DOAJ Open Access (DOAJ) DOI: 10.21608/avmj.2011.176863

Identification and reporting of heart failure with preserved ejection fraction in Sub-Saharan Africa: a scoping review of diagnostic approaches, echocardiographic assessment, and evidence gaps

Faith Adedayo Adejumo, Samuel Gbolagunte Olaniyan, Temilade Patience Adejumo, Sandra Kikelomo Odunaro et al. • The Egyptian Heart Journal (2026)

Abstract Background Heart failure with preserved ejection fraction (HFpEF) is increasingly recognized as a major heart failure phenotype globally; however, its diagnosis is complex and is recommended to require integrated assessment of clin...

DOAJ Open Access (DOAJ) DOI: 10.1186/s43044-026-00779-8

Combined Effect of the Parameters of Vacuum Interrupter and L-C Circuit Upon Arc Re-Ignition in HVDC Circuit Breakers

Tamer Eliyan, Ali Saeed Almuflih, Z. M. S. Elbarbary, Fady Wadie • IEEE Access (2024)

The new horizons for HVDC systems and their applications has intensified the research in HVDC protection systems. The HVDC circuit breakers (CB) has been the center of the protection systems with vacuum interrupters (VIs) showcasing a great...

DOAJ Open Access (DOAJ) DOI: 10.1109/ACCESS.2024.3450189