Egypt - Science topic

One of the growing terms that are gaining attention in the building construction field is the life cycle costing, especially when it comes to green and sustainable constructions; however, its applications in the construction field are still not widely understood specially in Egypt, it is limited and facing practical limitations in the construction...

تعد المناعة التنظيمية إحدي الأدوات الإستراتيجية التي تمكّن الشركات من الوصول إلى التميز والتفوق على المنافسين، ومن ثم تعزيز السمعة التنظيمية. ولقد استهدفت الدراسة الحالية التعرف على أثر المناعة التنظيمية بأبعادها الثلاثة المتمثلة في التعلم التنظيمي، والذاكرة التنظيمية والجينات التنظيمية على السمعة التنظيمية بشركات الطيران، كما هدفت الدراسة إلي تحدي...

The aim of this study was to detect and assess lung lesions in buffalo calves using ultrasonography examination. The study included an examination of 130 local buffalo calves divided into (100) calves that showed respiratory symptoms including coughing, lacrimation, nasal discharge, general weakness, fever, and (30) clinically healthy calves as a c...

Although the relationship between institutional pressures and corporate social responsibility (CSR) has been well studied, its underlying mechanisms and boundary conditions are not well understood. To remedy these gaps, we draw on institutional theory and the literature on organisational sensemaking, stakeholder salience and the resource-based view...

This study examines the impact of financial inclusion on banks` profitability measured by ATMs numbers per 1000 adults, loans per 1000 adults, number of commercial banks per 1000 adults, and the economic growth in Egypt depending on GDP. The researchers depend on a quantitative approach that uses the variables that affect the bank's profitability a...

New EL Alamein city (NAC) is located on the northwestern coast of Egypt 110 km western of Alexandria and just west of Marina resort. The city layout includes internal artificial lagoons circulated by jetties’ inlets connected to the Mediterranean Sea. Intermediate and multigrade groynes have been proposed to reduce intermediate and downdrift expect...

In various countries around the world, Transit-Oriented Development (TOD) is getting more attention as one of the most comprehensive planning approaches that can stimulate sustainable development, by encouraging the integration of land-use and transport systems. It is believed that measuring the levels of TOD based on existing potential is a prereq...

Introduction Emergency medicine (EM) was formally recognized as a specialty in Egypt in 2002. Many institutions of higher education do not yet have an operational academic department of emergency medicine. This study attempts to quantify the awareness and attitude of Ain Shams University medical students towards emergency medicine as both a special...

A tiered framework has been developed to map and characterize extensional linked fault systems at Cairo-Suez District, Egypt to better understand seismic and land deformation hazards. As a test site, the present tiered approach is applied on the Cairo-Suez District (CSD), Egypt, which is considered as an active seismogenic zone that encompasses com...

Edible Mushrooms have been valued as a valuable food source due to its nutritional and medicinal characteristics. Edible mushrooms contain various bioactive components such as proteins, polyunsaturated fatty acids, polysaccharides, dietary fibers, amino acids, vitamins, and minerals. They have essential health effects, such as antioxidant, antimicr...

In-situ observation is a good data source to monitor the daily potential evapotranspiration (PET) of a specific site; however it represents only the site geographic characteristics. Therefore, regional climate models can be considered as useful tools to estimate the PET either in the present climate or its daily forecast for few days in advance at...

Sport is the desire of people in modern times to engage in certain activities away from difficult conditions and people around them. The emergence of sports dates back to the very ancient times of human society. The sources related to the historical development of sports indicate that the first sports activities appeared in Egypt and Babylon 5-6 th...

Background Poisoning is a major health problem especially in developing countries and leads to high morbidity and mortality. Aim To identify the profile of acute poisoning in the Toxicology Unit at Tanta University Hospital, Egypt (2017-2021). Methods A cross-sectional study using data extracted from medical records from beginning of January 2017...

The distribution of olive and fusiform beads, geographically limited to Bohemia, Moravia (Czech Republic), Bavaria (Germany) and its surrounding area in the eighth–tenth centuries, suggests local central European glass-working. Archaeological differences in regional preference for olive or fusiform beads, typological details and their not entirely...

Meningitis is a serious health problem that is considered an endemic disease in Egypt. Nursing personnel play an active role in the control and management of meningitis Aim: to evaluate the effect of an educational instruction program on nurses' knowledge and practices regarding care of patients with meningitis. Design: A quasi experimental researc...

Environmental monitoring of delicate ecosystems or pristine sites is critical to their preservation. The communication infrastructure for such monitoring should have as little impact on the natural ecosystem as possible. Because of their wide range capabilities and independence from heavy infrastructure, low-power wide area network protocols have r...

Increasing the evaporation zone inside the solar distiller (SD) is a pivotal method for augmenting its freshwater production. Hence, in this work, a newly designed prismatic absorber basin covered by linen wicks was utilized instead of the conventional flat absorber basin to increase the surface area of the vaporization zone in a double-slope solar...

The relative protective devices are cascaded in a proper sequence with a proper min/max coordination time margin (CTM) to minimize the outage area of the network in case of fault condition. This manuscript addresses a new methodology based on the gorilla troops optimizer (GTO) to produce the best automated settings for overcurrent relays. In the GT...

This paper presents a real case study of a micropiling process that was developed to stop the continuous tilting of a 9-story residential building in Dakahlia, Egypt. Shortly after the construction of the building, the surface raft foundation exhibited severe settlement problems. In order to carry out a geotechnical investigation, boreholes were dr...

Nowadays, the importance of using macrophytes in accumulation of heavy metals has gained great concerns. So, this study aimed at extracting the land use/cover types of three indices and surface temperatures in the habitats inside 100 m buffers from recent satellite images around three highly economic macrophytes namely; Phragmites australis, Typha...

This study primarily aimed to investigate the impact of green transformational leadership on employees’ environmental performance and green work engagement in the hotel business. In addition to this, it sought to empirically examine the potential mediating effect of green work engagement in the association amid green transformational leadership and...

Background: Tricuspid valve disease is most commonly functional, however, organic affection still accounts for one fourth of cases. Rheumatic fever which is endemic in Egypt is a main cause of organic affection. Current practice largely relies on tricuspid valve repair; however, it has been difficult to determine optimal procedure.

The 27th Conference of the Parties (COP 27) of the UN Framework Convention on Climate Change (FCCC) held in November 2022 in Sharm-el-Sheik, Egypt, ended with joint commitments to compensate for loss and damage and increase funds for climate change adaptation in future. This outcome is likely to be supportive of current efforts to render agricultur...

Salt crystallization is the most important weathering processes that causes problems for rocks used as building stones. Therefore, assessment of the physico-mechanical properties of stones against cyclic salt crystallization is a critical issue for rock engineering applications in salty environmental conditions especially prone to abrasion. This re...

Scholars in the field of gender and development are strong advocates of the concept of "intersectionality," first coined by Crenshaw in 1989, as a way of thinking about how marginalized groups may be subjected to oppression from various sources. The main purpose of this research is to make a case for how intersectional targeting, together with inte...

The objective of this study was to determine the general and specific combining abilities and heterosis of some cotton genotypes for yield, its components and fiber traits using line x tester mating design. Nine parents (six line and three testers) were crossed in a line x tester mating design in 2020 season. Nine parents along with their eighteen...

Substances' electrical properties react promptly to minor alterations in the specimens (texture). This electrical characteristics response depends on pH and, hence, on the surface charge. In this article, we attempt to keep the synthetic specimens homogeneous. Sand and pure hematite is smashed independently and aggregated (hematite were collected f...

Despite national programs covering the cost of treatment for tuberculosis (TB) in many countries, TB patients still face substantial costs. The end TB strategy, set by the World Health Organization (WHO), calls for “zero” TB households to be affected by catastrophic payments by 2025. This study aimed to measure the catastrophic healthcare payments...

A seawater reverse osmosis (RO) plant layout based on multistage RO with stages located at different elevations above sea level is described. The plant uses the weight of a seawater column from pumped storage as head pressure for RO (gravity-driven multistage RO) or to supplement high-pressure pumps used in RO (gravity-assisted multistage RO). The...

The present study was conducted to investigate the pathogeneicity of Newcastle Disease Virus (NDV) genotype VII.1.1 "NDV-CHICKEN-EGY-ALEX-NRC-2020" strain in combination with Infectious Bursal Disease Virus (IBDV) "IBDV/Egypt/Qalubia/17" and/or some commercial immunostimulants (Lector ® and Orego ®) in commercial broiler chickens. The pathogenicity...

Recently, population growth and resource depletion have been matched by a growing demand for self-sustaining communities. Numerous studies promote sustainable solutions to the concerns of climate change and food scarcity. This study aims at creating an automated Economic Land Utilization Optimization Model (ELUOM) that identifies sustainable and co...

Escherichia coli with multidrug resistance and β-lactamase genes may constitute a great public health hazard due to the potential for their transmission to humans through the food chain. This study determined the prevalence, antibiotic resistance profiles, phylogroups, and β-lactamase genes of E. coli isolates from chicken carcasses marketed in Man...

Since the introduction of the overeducation topic, there has been a methodological debate on the most effective measurement tool. This debate has concluded that there is no single most appropriate method to measure overeducation, which depends entirely on data availability. By using the Integrated Labour Market Panel Survey (ILMPS) for Egypt (1998-...

Mariout Lake is one of the Northern Nile-Delta Lakes in Egypt that receives agricultural, industrial and domestic effluents through several drains. The present study aims to evaluate the levels of some heavy metals (HMs) in water and edible parts of Oreochromis niloticus in Mariout Lake, in addition to studying several pollution indices and potenti...

The Gulf of Suez contains a lot of fields most of these fields suffering from water invasion. Inflow control technology is used to manacle the unfavorable effects of water coning that delay water breakthrough. It balances the inflow between well bore and completion by adding more pressure drop between the reservoir and the well bore. This paper des...

Benthic foraminiferal analysis (315 samples, 16,271 specimens) of the shallow water (< 100 m) Maastrichtian–Thanetian rocks from the Dakhla Oasis (Western Desert, Egypt) was studied to infer the inter–relationships between species diversity, palaeooxygenation, palaeoproductivity, and palaeodepth and changes at the Cretaceous–Paleogene (K/Pg) bounda...

Climate change (CC) directly affects crops’ growth stages or level of maturity, solar radiation, humidity, temperature, and wind speed, and thus crop evapotranspiration (ETc). Increased crop ETc shifts the fraction of discharge from groundwater aquifers, while long-term shifts in discharge can change the groundwater level and, subsequently, aquifer...

This study examines the impact of the Logistics Performance Index (LPI), Global Competitiveness Index (GCI) and Interest Rates (IR) on Foreign Direct Investment (FDI) for the Asia & Pacific region. The study is original as extensive evidence on the impact of LPI, GCI and IR on FDI in the Asia & Pacific region are examined initially. For the years 2...

"Science builds houses with no pillars, and ignorance ruins houses of glory and generosity" Ahmed Shawqi Current Data: • AITG-Egypt is our first group. It Started in August 2019 and became genuinely active on January 2020 • AITG-Nile and AITG-Delta are active teams between 2020 to the end of 2021 • Many teams are forming in several countries. AITG...

The heavy industries have been concentrated around Helwan city which lead to increase the pollution level in the area, due to the dust fall and the discharge of solid and liquid wastes both in dumping area, the irrigation canals and Nile stream. The large quantities of liquid wastes from industrial activity that have been discharged into Nile strea...

Melanocortin 4 receptor (MC4R), a protein derived from the MC4R gene, is involved in feed intake, metabolism control, and body weight regulation in humans. The purpose of this research was to explore MC4R polymorphisms alongside metabolic marker changes and their relationship with growth and carcass measurements in rabbits. Using synthetic line V (...

span>The world’s agricultural needs are growing with the pace of increase in its population. Agricultural farmers play a vital role in our society by helping us in fulfilling our basic food needs. So, we need to support farmers to keep up their great work, even in difficult times such as the coronavirus disease (COVID-19) outbreak, which causes har...

Tropospheric delay is one of the major error sources in global navigation satellite systems (GNSS). The position accuracy determined using GNSS depends on the satellite’s geometry factor. However, in low elevation angle GNSS signals have a high tropospheric slant delay error and need a good mapping function model to cover this error. In this paper,...

The present study was carried out to evaluate the essential oil content and chemical composition of sweet marjoram (Majorana hortensis Mnch.) plants grown at seven locations in Egypt (Giza, Beni-Suef, Faiyum, Minia, Assiut, Sohag and east Elowainat). The plant samples were collected from such regions, their volatile oils were extracted and oil cont...

span lang="EN-US">Airline fleet assignment is the process of allocating different types of aircraft to different scheduled flight legs in order to reduce operating costs and increase revenue. In this research, flights data records from Egypt Air airlines was employed to build an intelligent fleet assignment model to predict the optimal fleet type f...

The Egyptian lower Eocene carbonate rocks (Thebes Formation) are part of an extensive carbonate platform formed during an eustatic regression along the Tethyan Ocean's southern margin. These rocks are essential in developing Egypt's petroleum system because they can operate as vertical seals in specific basins or as source-reservoir rocks. However,...

Background Little is known about the prevalence of autism spectrum disorder (ASD) among the population with disability in Egypt. Furthermore, the increasing prevalence of ASD and the variability of the ASD manifestations and severity highlight the importance of investigating the ASD comorbidities. Aim of work This analysis was to compare the preva...

In the last two decades, an increasing amount of papyrological findings have begun to shed more light on the demographic and economic consequences of the Antonine Plague in Roman Egypt. However, both results and conclusions on this subject remain quite controversial. This paper reinterprets the Antonine Plague’s effects on Roman Egypt within the la...

Animal production is greatly affected by Q fever. As a result of a lack of methodology and financial means to perform extensive epidemiological surveys, the disease's underdiagnosis has proven to be a challenge for effective control. The present study aimed to determine the seroprevalence of C. burnetii in cattle raising in four governorates situat...

The aim of this work is to shed some light on the validity of the theory of island ecology when applied to desert ecosystems through the analysis of mammalian communities of the habitat islands of the northern sector of the Western Desert. Thirteen habitat islands of varying size, structural diversity and distance from the Nile valley and the Medit...

The market for Electric Vehicles (EVs) has expanded tremendously as seen in the recent Conference of the Parties 27 (COP27) held at Sharm El Sheikh, Egypt in November 2022. This needs the creation of an ecosystem that is user-friendly and secure. Internet-connected Electric Vehicle Charging Stations (EVCSs) provide a rich user experience and add-on...

In this episode, several proposals were presented by scholars and specialists on how to preserve the Sukari gold mine and extend the time period of this giant mining edifice, which placed the Arab Republic of Egypt on the global gold map. ‬ ‫ ‬ (Episode link) https://youtu.be/BYBiakrgTsI

This policy brief provides a comprehensive overview of the root causes leading to the barriers to launching and maintaining sustainable refugee-led businesses while building on how digital transitioning in Egypt is contributing to reducing/removing these barriers. The brief first presents the challenges faced by refugees in operating their small bu...

Agricultural is the principal source of food and some essential raw materials for industrial development. It accounts for almost 18-20% of the Egyptian gross domestic production, for about 17-19% of export earning and employs 32% of the workforce. Increasing Egyptian demand for food yearly, due mainly to the growth of the population considers one o...

CoronaVirus' is a hard hit on both Millennial consumers and marketers. It forced consumers and marketers to do the usual activities of buying and selling differently. Panic buying and herd mentality was widely noticed among millennials. Their unusual buying behavior which reflects behavior during a crisis is highly influenced by environmental stimu...

The main objective of this paper is to present the most important determinants of individual share of meat and the importance of consumption awareness to protect Egyptian consumers from spoiled or cheated meat consumption. Both quantitative and qualitative research techniques are applied. As qualitative research techniques, diagnostic in-depth inte...

Citation: Ahmed, P. M. & Mostafa, N. M. (2023). The relationship between socio-demographic factors and the prevalence of childhood obesity in Egypt Abstract Due to the alarming status of childhood obesity in Egypt, this paper seeks to examine the association between socio-demographic factors and obesity among children from birth until those aged 18...

Citation: Mokhtar, G.A.; Gebriel, M.G.; Hammad, N.M.; Roman, S.W.; Attia, O.; Behiry, A.; Ismail, N.A.; Sayed, M.S.A.E.A.E.; Hadhoud, A.N.; Osama, Y.A.; et al. Fungal Aeroallergen Sensitization Patterns among Airway-Allergic Patients in Zagazig, Egypt. J. Fungi 2023, 9, 185. Abstract: Background: Airway allergies such as asthma and allergic rhiniti...

An important food-producing sector in Egypt is aquaculture and fisheries; however, several pathogenic microorganisms lead to high mortalities and significant economic losses. The occurrence of Psychrobacter glacincola infection among 180 wild marine fishes collected from the Red sea at Hurghada, Egypt were investigated in the present study. The dis...

ElSayed Ahmed ElNashar and others (2022) “A TEAM OF UNDERGRADUATE STUDENTS AT THE FACULTY OF APPLIED ARTS, BENI SUEF UNIVERSITY, EGYPT, ARE REPAIRING OLD MODELS OF WEAVING MACHINES". published article of November 2022.. Online magazine for Textiles, Clothing, Leather and Technology, Bulgaria, www.tok-bg.org, https://tok-bg.org/vol11_2022full.pdf?_g...

There are many types of banking in this world, and the most widely known are the Conventional banking and the Islamic banking. As the name would imply, it should follow the principles of Sharia Laws, also known as Fiqh-ul-mua’amlat. As the history would have it, the origin is officially known as since 1960s but it begins from much earlier in time....

Although integrated reporting (IR) has become a global trend for corporate disclosure in many global markets, recent studies revealed that IR is still a new concept in developing countries. Thus, this study investigates the moderating effect of organizational complexity on the relationship between the disclosure level of integrated reporting (IR) a...

Less than 5% of the water absorbed by roots is used for crop growth and development; the remaining 95% is transpired. Antitranspirants are exogenous substances applied to plant leaves to reduce transpiration by regulating stomatal conductance, thus, by understanding effect of film-forming antitranspirants on the physiological traits of wheat (Triti...

The cross-border medical-care industry has recently grown exponentially, and medical-tourism development has been an integral part of the marketing strategies of medical institutions. However, having a successful medical-tourism destination that best attracts customers might be difficult to attain, particularly in the context of scarce relevant lit...

Egypt has the potential to generate significant amounts of renewable energy, particularly solar PV, concentrated solar power (CSP) and onshore and offshore wind. Its large economy and rapidly growing population mean that the country is facing increasing energy demand. The energy sector is reliant on fossil fuels, particularly natural gas, for elect...

This study aims to explore and evaluate the effects of economic growth, financial development, foreign direct investment, energy usage, population growth, trade-in service, and trade openness on carbon dioxide release in Egypt for the period 1977-2018. This study utilizes cointegration and structural break unit root techniques to investigate integr...

Two field experiments were carried out at a private farm (newly reclaimed soil) at Somusta city, Bani-Suif governorate, Egypt, during 2014 and 2015 growing seasons. These experiments aimed to evaluate the application of different nitrogen sources and their combinations for increasing the productivity and quality of yellow maize (zea mays). Results...

The proper agronomical practices should be carefully chosen for optimizing corn productivity, particularly under limited-resources environments. Therefore, Two field experiments were carried out during two successive summer seasons 2014 and 2015 at AL-Frafra Oasis, New valley, Egypt. This work aimed to (Zea mays L.) study the response of three yell...

The northeastern coastal sandy strip of the Nile Delta extending between Gamasa in the west and Ras El Bar in the east consists of sandy plains, interspersed with scattered, incoherent sand dunes, with a limited extension, between which there are low interlocking and branching gaps, the level of which ranges from zero to-5 meters (and a maximum of-...

The Association of Community Service Lecturers of Indonesia (ADPI) invited me to be a keynote speaker on January 28, 2022. ADPI is an organization that unites lecturers for community service and professional development. ADPI's lecturers came from hundreds of public and private universities in Indonesia, Malaysia, Thailand, the Philippines, Tanzani...