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Examining the Adoption Barriers of Big Data Applications from the Perspective of Tourism Authorities in Egypt

Tamer M. Elsawy, Nehal Eltayeb • Maǧallaẗ Kulliyyaẗ Al-Sīyāḥaẗ wa Al-Fanādiq (Ǧāmiʿaẗ Al-Mansoura) (2023)

تركز هذه الدراسة على تحديات تبني واستخدام تطبيقات البيانات الضخمة في صناعة السياحة لإحدى البلدان النامية، وكيفية الاستفادة من التكنولوجيا في تحسين عملية صنع القرار. على وجه التحديد، يهدف الباحثان إلى التحقيق في عوائق تبني تطبيقات البيانات ا...

DOAJ Open Access (DOAJ) DOI: 10.21608/mkaf.2023.299783

Explaining the Competitive Advantage of Enterprise Resource Planning Adoption: Insights Egyptian Higher Education Institutions

Mohamed Soliman Soliman, Karia Noorliza • Journal of Information Technology Management (2020)

Organizations nowadays focus on, not implementing ERP systems, but also leveraging ERP systems as part of their digital strategy. They holistically address people, processes, and technology for a digital transformation. Meanwhile, higher ed...

DOAJ Open Access (DOAJ) DOI: 10.22059/jitm.2020.292788.2424

Impact of a Nursing Strategy for Mechanical Ventilation Liberation on Patients' Outcomes

Manal Mohamed Ahmed Ayed, Nagwa Ibrahim Abbas Ghoneim, Fatma Shoeib Ali Abd Elraheim, Hala A. Abdelrahman • Egyptian Journal of Health Care (2025)

Background:  Successful liberation from mechanical ventilation is a critical milestone in intensive care, facilitating patient recovery and reducing the risk of ventilator-associated complications. Optimizing this process requires structure...

DOAJ Open Access (DOAJ) DOI: 10.21608/ejhc.2025.417302

Generalized thermoelastic interactions in porous asphaltic material under fractional time derivative

Ibrahim Abbas, Aboelnour Abdalla, Areej Almuneef, Alaa A. El-Bary • Case Studies in Thermal Engineering (2025)

This study investigates generalized thermoelastic interaction in porous asphaltic materials subjected to thermal loading, using fractional model with time-delay effects. The framework incorporates the Riemann-Liouville fractional derivative...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.csite.2025.106304

Depth-wise variations in biofouling community development on aquaculture cage nets in the Red Sea

S. Satheesh, A.A.J. Kumar, Mohammed Broom, Eduardo Padilla Yáñez et al. • Egyptian Journal of Aquatic Research (2025)

This study examined the development of biofouling assemblages on cage net panels submerged at different depths in a fish farm in the Red Sea. Experimental rafts equipped with Dyneema fibre nets were submerged at depths of 5, 10 and 15  m. R...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.ejar.2025.09.002

Investigating the efficacy of the Egyptian Data Protection Law on Media Freedom: Journalists’ perceptions

Miral-Sabry AlAshry • Communication & Society (Formerly Comunicación y Sociedad) (2022)

The purpose of this study is to investigate the effectiveness of the Egyptian Personal Data Protection Law No. 151 for 2020, as well as its implications for journalistic practice. More specifically, the focal point of this study was to expl...

DOAJ Open Access (DOAJ) DOI: 10.15581/003.35.1.101-118

The Effect of Job Stress on The Employees' Performance and Turnover Intention in ‎Egyptian Hotels: Job Satisfaction as A Mediator

Aliaa Gaber ‎, El-Hussein Ali ‎ • International Journal of Tourism and Hospitality Management (2021)

The hotels' success depends on many factors in achieving its goals where the employees' psychological, physiological health are among the most important of these factors. Job stress is one of the main topics that attracted the researchers' ...

DOAJ Open Access (DOAJ) DOI: 10.21608/ijthm.2021.206806

Preoperative Radiological Findings Prior Endoscopic Dacryocystorhinostomy in Patients with Nasolacrimal Duct Obstruction

Heba Mahmoud Hamdy, Ahmed Abdelrahman • Zagazig University Medical Journal (2025)

Background: Epiphora is a common condition brought on by blockage of the nasolacrimal duct. In order to diagnose and treat these patients, it is critical to evaluate their lacrimal drainage system. This study aimed to identify and analyze t...

DOAJ Open Access (DOAJ) DOI: 10.21608/zumj.2025.395057.4007

Non-traumatic Causes of Brown-sequard Syndrome: A Case Series and Clinical Update With Systematic Review

Vaner Köksal, Mahmoud Osama, Mohammed Ali Alvi • Iranian Journal of Neurosurgery (2021)

Background and Importance: Brown-Sequard Syndrome (BSS) is a rare neurological condition resulting from a hemisection injury to or unilateral compression on the spinal cord. The common causes of BSS that are amenable to be treated surgicall...

DOAJ Open Access (DOAJ)

Induced Local and Systemic Defense Responses in Tomato Underlying Interactions Between the Root-Knot Nematode Meloidogyne incognita and the Potato Aphid Macrosiphum euphorbiae

Crispus M. Mbaluto, Crispus M. Mbaluto, Esraa M. Ahmad, Anne Mädicke et al. • Frontiers in Plant Science (2021)

Plants mediate interactions between different herbivores that attack simultaneously or sequentially aboveground (AG) and belowground (BG) organs. The local and systemic activation of hormonal signaling pathways and the concomitant accumulat...

DOAJ Open Access (DOAJ) DOI: 10.3389/fpls.2021.632212

ESTIMATING THE GENETIC PARAMETERS OF YIELD AND YIELD COMPONENT TRAITS IN SQUASH (Cucurbita pepo, L.)

A. H. Abd El-Hadi, K. A. Zaied, Eman A. Abd El-Raziq • Journal of Agricultural Chemistry and Biotechnology (2013)

The main objective of this investigation was to determine the genetic parameters, heritability in both broad and narrow senses, combining abilities and correlation foryield and yield component traitsin squash (Cucurbita pepo, L.). For this ...

DOAJ Open Access (DOAJ) DOI: 10.21608/jacb.2013.53217

Preparation of Modified Kaolin Filler with Cesium and Its Application in Security Paper

Houssni El-Saied, Samya El-Sherbiny, Omnia Ali, Wafaa El-Saied et al. • Advances in Materials Science and Engineering (2013)

In this study, cesium was added intentionally during paper manufacture for protecting the papers against forgery and counterfeiting by sorbing cesium ions (Cs+) on kaolin, used as special filler in papermaking. The sorption of cesium from a...

DOAJ Open Access (DOAJ) DOI: 10.1155/2013/274245

Does wet-cupping therapy improve repeated sprint ability, perceived wellness, and rating of perceived exertion in young active males?

Ismail Dergaa, Amine Ghram, Mohamed Romdhani, Amine Souissi et al. • Sports Medicine and Health Science (2024)

Wet-cupping therapy (WCT) is one of the oldest known medical techniques, used as a traditional and complementary therapy with a wide application all around the world for general health. Research on the effects of WCT on sports performance a...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.smhs.2023.09.007

Green Synthesized Zinc Oxide Nanoparticles Using <i>Moringa olifera</i> Ethanolic Extract Lessens Acrylamide-Induced Testicular Damage, Apoptosis, and Steroidogenesis-Related Gene Dysregulation in Adult Rats

Gomaa Mostafa-Hedeab, Amany Behairy, Yasmina M. Abd-Elhakim, Amany Abdel-Rahman Mohamed et al. • Antioxidants (2023)

This study assessed the possible protective role of green synthesized zinc oxide nanoparticles using Moringa olifera leaf extract (MO-ZNPs) in acrylamide (ACR)-induced reproductive dysfunctions in male rats. ACR (20 mg/kg b.wt/day) and/or M...

DOAJ Open Access (DOAJ) DOI: 10.3390/antiox12020361

Impact of <i>Chlorella vulgaris</i> Bioremediation and Selenium on Genotoxicity, Nephrotoxicity and Oxidative/Antioxidant Imbalance Induced by Polystyrene Nanoplastics in African Catfish (<i>Clarias gariepinus</i>)

Shimaa A. Abdelbaky, Zakaria M. Zaky, Doha Yahia, Mohamed H. Kotob et al. • Fishes (2024)

Contamination of the environment with nano- and microplastic particles exerts a threatening impact on the aquatic ecosystems and sustainable catfish aquaculture. The presence of nanoplastics has been found to have a detrimental impact on bo...

DOAJ Open Access (DOAJ) DOI: 10.3390/fishes9020076

Alleviation effect of glycyrrhetinic acid on zearalenone-induced reproductive toxicity in replacement gilts

Li-Tao Che, Li-Tao Che, Ahmed H. El-Sappah, Ahmed H. El-Sappah et al. • Frontiers in Veterinary Science (2025)

IntroductionThis study investigated whether glycyrrhetinic acid (GA) can alleviate the reproductive toxicity of Zearalenone (ZEN) in replacement gilts.MethodsEighty Landrace × Yorkshire gilts were randomly assigned to four dietary groups: c...

DOAJ Open Access (DOAJ) DOI: 10.3389/fvets.2025.1636738

Anti-inflammatory activity of two varieties of pumpkin seed oil in an adjuvant arthritis model in rats

S. Y. Al-Okbi, D. A. Mohamed, E. Kandil, M. A. Abo-Zeid et al. • Grasas y Aceites (2017)

The aim of the present research was to evaluate the anti-inflammatory activity of pumpkin seed oils (PSOs) of an Egyptian and European variety, in a rat model of adjuvant arthritis. Edema thickness, plasma tumor necrosis factor-α (TNF-α) an...

DOAJ Open Access (DOAJ) DOI: 10.3989/gya.0796161

Impact of Electronic Customer Relationship Management on Purchase Intention with mediation role of Customer E-Satisfaction: evidence from Egyptian SMEs

Emad Elhabashy, Mohamed A. Ragheb, Heba Hassan Sadek, Mohamed Abokhasaba • المجلة العربية للإدارة (2024)

The purpose of this research is to empirically investigate the impact of electronic customer relationship management (E-CRM) on purchase Intention with mediation role of Customer E-Satisfaction: evidence from Egyptian SMEs. The methodology ...

DOAJ Open Access (DOAJ) DOI: 10.21608/aja.2024.277492.1610

A History of Mathematics: An Introduction

Jim Tattersall, Victor Katz • College Mathematics Journal (1994)

Part I. Ancient Mathematics 1. Egypt and Mesopotamia 1.1 Egypt 1.2 Mesopotamia 2. The Beginnings of Mathematics in Greece 2.1 The Earliest Greek Mathematics 2.2 The Time of Plato 2.3 Aristotle 3. Euclid 3.1 Introduction to the Elements 3.2 ...

OPENALEX DOI: https://doi.org/10.2307/2687626