Results 31 to 40 of about 29,315 (244)

Synergistic Effect on Enhanced Oil Recovery in High Salinity Carbonate Reservoirs Using a Novel PEI‐Functionalized Carbon Nanotube Nanocomposite

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Enhancing oil recovery (EOR) in mature reservoirs is hindered by high interfacial tension (IFT) and oil‐wet rock formations, especially under harsh, high‐salinity conditions. This study aims to overcome these limitations by synthesizing a novel carbon nanotube nanocomposite covalently grafted with polyethylenimine and non‐covalently ...
Mohamed Abu Shuheil   +8 more
wiley   +1 more source

Characteristics of Polycythemia in Sana'a, Yemen

open access: yesJournal of High Institute of Public Health, 2013
Background: High altitude polycythemia is one of the altitude illnesses. Sana'a region is located at high altitudewhich reaches 3600 meters above the sea level.
Hafiz A. Al-Nood   +1 more
doaj   +1 more source

Knowledge and Perceptions of Final-Year Medical Students in Yemeni Universities about Generic Medicines

open access: yesYemeni Journal for Medical Sciences, 2016
Objective: To investigate the knowledge and perceptions of final-year medical students in the Yemeni universities about generic medicines. Methods: A two-month cross-sectional survey was conducted among final-year medical students in three Yemeni ...
Gamil Q. Othman   +4 more
doaj   +1 more source

Streamline and Isotherm Visual Analysis of Darcy–Forchheimer von Karman Spinning Flow of Maxwell Fluid Over a Stretching Disk With Quadratic Temperature‐Dependent Heat Source

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This research paper provides an extensive study of the effects of Darcy–Forchheimer von‐Karman spinning flow of Maxwell fluid across a stretching disk including the effect of heat generation based on a nonlinear function of temperature. The flow system is influenced by thermal radiations and Arrhenius activation energy.
Ebrahem A. Algehyne   +6 more
wiley   +1 more source

Lipoprotein (a), Lipid Profile and Mean Platelet Volume in Hypothyroid Patients in Sana'a, Yemen: A Case-Control Study

open access: yesYemeni Journal for Medical Sciences, 2016
Objectives: This study aimed to measure lipoprotein (a) [Lp(a)], lipid profile and mean platelet volume (MPV) in hypothyroid patients compared to healthy controls.
Salah A. Adlat   +2 more
doaj   +1 more source

Migrant success in UK Education: Are there lessons for government social mobility policy?

open access: yesBritish Educational Research Journal, EarlyView.
Abstract The school achievement and career aspirations of 23 sixth form students at a multi‐cultural urban academy in the UK are explored through interviews. The sample includes 16 s‐generation migrants, 6 UK‐born students with migrant parents and 1 UK‐born student, selected to represent a cohort of over 300 post‐16 learners.
Bernard Barker, Kate Hoskins
wiley   +1 more source

A Ten Year Descriptive Study of Adult Leukaemia at Al-Jomhori Teaching Hospital in Sana'a, Yemen

open access: yesYemeni Journal for Medical Sciences, 2014
Background: There is scarcity of data of the epidemiology of leukaemia in Arab countries including Yemen. Understanding patterns of leukaemia underpins epidemiology and can provide insight into disease etiology.
Jameel Al-Ghazaly   +4 more
doaj   +1 more source

Evidence for adaptive explanations of semelparity in animals

open access: yesBiological Reviews, EarlyView.
ABSTRACT Semelparity, the reproductive strategy of reproducing once, is widespread but uncommon in animals. Classes of models to explain the evolution of semelparity are based either on age structure and mortality schedules – demographic models in which high post‐reproductive mortality risk favours high reproductive effort and semelparity results from ...
Diana O. Fisher   +1 more
wiley   +1 more source

A Randomized Controlled Blind Clinical Trial: The Effect of Probiotics-Containing Milk Supplementation on Morbidity and Mortality due to Acute Diarrhea in Infants and Children in Sana'a, Yemen

open access: yesYemeni Journal for Medical Sciences, 2010
Objective: To study the impact of probiotic-containing milk administration on the morbidity and mortality attributed to diarrhea among children less than 5 years old.
Muna A. M. Elnemr
doaj   +1 more source

From Stakeholder Pressure to Strategic Advantage: A Framework of Achieving Environment Sustainability Through Pathway of Carbon Neutrality

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Businesses are increasingly striving to reduce their carbon footprint, with carbon offsetting emerging as a viable pathway towards achieving carbon neutrality. Such efforts signify a demonstrated commitment to fostering environmental sustainability and contributing to a more sustainable future.
Sanjeev Yadav   +4 more
wiley   +1 more source

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