Browsing Research Units by Title
Now showing items 2277-2296 of 4830
-
Incidence and association of high-risk HPVs and EBV in patients with advanced stages of colorectal cancer from Qatar
( Taylor and Francis Ltd. , 2023 , Article)High-risk Human Papillomaviruses (HPVs) and Epstein-Barr virus (EBV) are present and involved in several types of human carcinomas, including cervical and, head and neck cancers. Nevertheless, their presence and association ... -
The incidence of the novel coronavirus SARS-CoV-2 among asymptomatic patients: a systematic review
( Elsevier , 2020 , Article)Backgroundthe recent outbreak of the coronavirus disease 2019 (COVID‐19) has quickly spread globally since its discovery in Wuhan, China, in December 2019. A comprehensive strategy, including surveillance, diagnostics, ... -
Increasing knowledge to restore oyster beds and related services in the Arabian-Persian Gulf
( Elsevier B.V. , 2023 , Article)The historical collapse of the pearl oyster ecosystem in the Arabian-Persian Gulf contributed to the long-term loss of biological and economic functionality within key shallow-water marine environments. This study introduces ... -
Indentation and bending behavior of electroless Ni-P-Ti composite coatings on pipeline steel
( Elsevier B.V. , 2018 , Article)Electroless Ni-P coatings have been adopted in many industrial applications due to their excellent wear and corrosion resistance. The unique properties and autocatalytic nature suggest a potential usage as a pipeline inner ... -
Indentation and erosion behavior of electroless Ni-P coating on pipeline steel
( Elsevier , 2017 , Article)Electroless Ni-P coating has a potential use in oil and gas pipeline industry due to its good corrosion and wear resistance. However, the erosion and indentation behavior of the coating have not been fully explored yet. ... -
Independent effects of habitat and stream typology on macroinvertebrate communities in Mediterranean-type intermittent streams
( Associacion Espanola de Limnologia , 2019 , Article)Independent effects of habitat and stream typology on macroinvertebrate communities in Mediterranean-type intermittent streams Macroinvertebrate-based water quality assessment in temporary streams is an important yet still ... -
Indicators of Students’ Lack of Motivation in Qatar: Students’ Perspectives
( The Social and Economic Survey Research Institute, Qatar University , 2017 , Poster)Striving for excellence in education, Qatar committed significant financial investments to revamp and modernize its system of education in order to prepare citizens for the challenge of modern society and to transform the ... -
Individual and Synergic Effects of Phosphorus and Gibberellic Acid on Organic Acids Exudation Pattern, Ultra-Structure of Chloroplast and Stress Response Gene Expression in Cu-Stressed Jute (Corchorus Capsularis L.)
( Springer , 2022 , Article)Copper (Cu) pollution in agricultural soils is considered as a serious health risk due to its accumulation in plants. Thus, there is an urgent need to optimize nutrient application for higher yield with lower Cu uptake to ... -
Individual entrepreneurial orientation, self-efficacy, and managerial skills for project performance: an integrated structural approach and analysis
( Emerald Publishing Limited , 2022 , Article)Purpose: This study aims to investigate the effects of individual entrepreneurial orientation (IEO), entrepreneurial self-efficacy (ESE) and entrepreneurial managerial skills (EMS) on project performance at both the ... -
Indoor and Outdoor Air Pollution in Doha - cases of schools and residences
( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)The World Health Organization (WHO) attributes air pollution to 1 in 8 deaths worldwide, where exposure to indoor air pollutants is a significant contributor to incidences of heart disease, respiratory problems, and cancer ... -
Industrial dumping impact on oxygen and nitrogen fluxes in Abu Qir Bay, Southeastern Mediterranean Sea
( Elsevier , 1997 , Article)An input/output flux model was used for the technical assessment of the effects of the present as well as the proposed reduction in the discharge of a major wastewater (industrial and sewage) dumping site on the dissolved ... -
Industrial sludge valorization and decontamination via lipid extraction and heavy metals removal using low-cost protic ionic liquid
( Elsevier , 2022 , Article)Sludge is a heterogenous organic-rich matter that comprise of highly valuable biopolymers along with various contaminants including heavy metals. Sludge valorization as a renewable resource and inexpensive feedstock is key ... -
Industrial waste utilization of carbon dust in sustainable cementitious composites production
( Multidisciplinary Digital Publishing Institute (MDPI) , 2020 , Article)This paper experimentally investigates the effect of utilization of carbon dust generated as an industrial waste from aluminum factories in cementitious composites production. Carbon dust is collected, characterized, and ... -
Industrial wastewater treatment by electrocoagulation powered by a solar photovoltaic system
( Bellwether Publishing, Ltd. , 2021 , Article)Textile wastewater is hazardous to the environment due to their high pollution and toxicity. Some non-biodegradable compounds have a significant impact on BOD and COD levels in wastewater bodies. Dyes extracted from ... -
Industrial wastewater volume reduction through osmotic concentration: Membrane module selection and process modeling
( Elsevier Ltd , 2021 , Article)Osmotic concentration (OC), a form of forward osmosis (FO) but without draw solution recovery, can be applied for reducing wastewater disposal volumes in the oil & gas industry. Within this industry, wastewater is often ... -
Infection with Helicobacter pylori may predispose to atherosclerosis: role of inflammation and thickening of intima-media of carotid arteries
( Frontiers Media , 2023 , Article Review)Atherosclerosis is a major instigator of cardiovascular disease (CVD) and a main cause of global morbidity and mortality. The high prevalence of CVD calls for urgent attention to possible preventive measures in order to ... -
Influence of accelerated weathering on the physical and structural properties of poly(Lactic-acid)/ poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (pla/phbv) blends
( BME-PT and GTE , 2021 , Article)The paper aims to study the poly(lactic acid) (PLA) and poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) blend properties after their degradation under 2000 h of accelerated weathering conditions following the ASTM D4329 ... -
Influence of additives on recycled polymer blends
( Springer Nature , 2013 , Article)Polymer systems based on polymer waste offer promising way to increase recycling in the society. Since fillers play a major role in determining the properties and behavior of polymer composites, recycled polymers can also ... -
Influence of Ag nanoparticles on state of the art MnO2 nanorods performance as an electrocatalyst for lithium air batteries
( Elsevier , 2018 , Article)Abstract The need for an alternative and efficient electrocatalyst to replace Pt-based noble materials is a goal of prime importance in Li– air battery technology. In this work, novel silver nanoparticles-incorporated MnO2 ... -
Influence of BaTiO 3 /white graphene filler synergy on the energy harvesting performance of a piezoelectric polymer nanocomposite
( Royal Society of Chemistry , 2019 , Article)In this work, a novel ternary polyvinylidene fluoride hexafluoropropylene (PVDF-HFP) nanocomposite containing ceramic barium titanate nanoparticles (BaTiO 3 ) and hexagonal boron nitride (h-BN) nanolayers is developed. An ...