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341
Formation of Trihalomethanes during Seawater Chlorination
منشور في 2010"…Chlorination of seawater has shown significant increase in total THMs (TTHMs) and in bromoform concentrations. Rapid decrease of UV absorbance at 254 nm was also observed during seawater chlorination which is indicative of natural organic matter degradation into small organic molecules including THMs and other by-products. …"
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342
Structural and physical properties of the dust particles in Qatar and their influence on the PV panel performance
منشور في 2016"…However, even when these characteristics have been addressed appropriately, there are other factors that adversely affect the performance of PV systems, namely the temperature-induced voltage decrease leading to a PV power loss and the dust accumulation (soiling). …"
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343
Reactive Extrusion of Polyethylene Terephthalate Waste and Investigation of Its Thermal and Mechanical Properties after Treatment
منشور في 2017"…Nanoindentation results revealed that both the mechanical characteristics, elastic modulus and hardness, decrease with increasing EG concentration. On the other hand, the melt flow index of treated PET exhibited an increase with increasing EG concentration in the PET matrix.…"
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344
Stability and thermophysical properties test of carbide-derived carbon thermal fluid; a comparison between functionalized and emulsified suspensions
منشور في 2021"…The results demonstrated that the thermal conductivity enhancement was independent of temperature, decreases with gum-Arabic concentration, and significantly enhanced with CDC loading with a maximum enhancement of 26.1% for 0.3 wt% functionalized CDC. …"
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345
Solar hydrogen production via thermochemical magnesium oxide – Magnesium sulfate water splitting cycle
منشور في 2020"…</p><h2>Other Information</h2><p dir="ltr">Published in: Fuel<br>License: <a href="http://creativecommons.org/licenses/by/4.0/" target="_blank">http://creativecommons.org/licenses/by/4.0/</a><br>See article on publisher's website: <a href="https://dx.doi.org/10.1016/j.fuel.2020.117892" target="_blank">https://dx.doi.org/10.1016/j.fuel.2020.117892</a></p>…"
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346
Vitamin D Association With Macrophage-Derived Cytokines in Polycystic Ovary Syndrome: An Enhanced Risk of COVID-19 Infection?
منشور في 2021"…Vitamin D deficiency was associated with decreased CD80 and IFN-γ in PCOS and IL-12 in both groups (p<0.05). …"
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347
Effects of COVID-19 on Autism Spectrum Disorder in Qatar
منشور في 2024"…Parents also reported decreased access to family and social support networks, as well as decreased quality of clinical and community support. …"
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348
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349
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350
Studies on Natural Extracts as Inhibitors of Mild Steel Corrosion in 1M HC1 Solution
منشور في 2011احصل على النص الكامل
doctoralThesis -
351
Online Monitoring of Outdoor Non-Ceramic Insulators
منشور في 2011احصل على النص الكامل
doctoralThesis -
352
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353
The association between tobacco use and COVID-19 in Qatar
منشور في 2022"…<p>The effects of smoking on COVID-19 are controversial. Some studies show no link between smoking and severe COVID-19, whereas others demonstrate a significant link. …"
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354
Epidemiological and clinical characteristics of fall-related injuries: a retrospective study
منشور في 2020"…Although the rate of fall-related injuries decreased over the years, the average number of patients per year remained high accounting for 32% of the hospitalized patients with moderate to severe injuries. …"
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355
Trends in criminal convictions in Japan for vehicle collisions where one driver suffers from an epileptic seizure
منشور في 2015"…<p dir="ltr">For the last fourteen years in Japan, casualties due to traffic collisions have decreased. There were 9,073 traffic fatalities in 2000 and 4,113 in 2014. …"
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356
Improving performance of collaborative question answering systems by using semantic resources
منشور في 2015"…All these shared information on the web create a huge collection of data. This data is increasing day by day. Online social networks gather data from individual users and offer them to create link with other users of mutual interests in the same network. …"
احصل على النص الكامل
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357
Dynamic Cyber Resilience of Interdependent Critical Information Infrastructures
منشور في 2021"…Therefore, the research community has attempted over the last decade to pay attention to address the cyber protection gaps of CIIs in many studies by enhancing the existing standard solutions based on cyber trustfulness engineering, for example, distance-vector, link-state, and path-rule solutions, or developing new ones, but still missing one comprehensive technology solution. …"
احصل على النص الكامل
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358
Generalized and pregnancy-related anxiety prevalence and predictors among pregnant women attending primary health care in Qatar, 2018–2019
منشور في 2020"…Tailored interventional studies could focus on increasing resilience and social support to decrease the burden of antenatal anxiety.…"
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359
Redox Homeostasis and Inflammation Responses to Training in Adolescent Athletes: a Systematic Review and Meta-analysis
منشور في 2020"…Following more extended training periods, GSH showed moderate increases (ES 1.131; 95% CI 0.350 to 1.913;<i>Z</i>= 2.839,<i>p</i>= 0.005) while TBARS displayed a small decrease (ES 0.568; 95% CI − 0.062 to 1.197;<i>Z</i>= 1.768,<i>p</i>= 0.077). …"
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360
Follow up and comparative assessment of IgG, IgA, and neutralizing antibody responses to SARS-CoV-2 between mRNA-vaccinated naïve and unvaccinated naturally infected individuals ov...
منشور في 2023"…At the 7th month, there was a significant decline in antibody responses among VN individuals, but not NI individuals, with a minimum decrease of 3.7-fold (p < 0.001). Among VN individuals, anti-S1 IgA levels began to decrease significantly (1.4-fold; p = 0.007) after two months, and both NtAb and S-RBD IgG levels began to decline significantly (NtAb: 2.0-fold; p = 0.042, S-RBD IgG: 2.4-fold; p = 0.035) after three months. …"