Optimisation of PV Cleaning Practices: Comparison Between Performance Based and Periodic Based Approaches حسب ALHAJERI, RASHED ABDULLA

"…Although the biggest costs involved in this technology is the installation/capital costs, the subsequent running costs (although less than traditional sources of energy) such as cleaning and maintenance can increase or decrease the feasibility of these panels. …"
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Influenza prevalence and vaccine efficacy among diabetic patients in Qatar حسب Swapna Thomas (17337925)

"…Although vaccination reduced the incidence rate among DM patients, it was less effective in preventing symptoms. Further studies on a larger cohort and for a more extended period are required to investigate influenza prevalence and vaccine efficacy among DM patients.…"

Shear Behavior of One-Way Reinforced Concrete Hollow Slabs Voided with PET Void Formers حسب Hasan, Haider H.

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A robust experimental-based artificial neural network approach for photovoltaic maximum power point identification considering electrical, thermal and meteorological impact حسب Samer Gowid (15955152)

"…The results showed a decrease in the MSE of V_mp by 74.3% (from 1.6 V to 0.411 V), and in the MSE of I_mp by 95% (from 4.4e−6 A to 2.16e−7 A), respectively. …"

An Analysis of Thermal Comfort at the School Outdoor Spaces: A Case Study of the American School of Creative Science, Dubai, UAE حسب ABU-QULBAIN, LANA

"…The enhanced outcome was evaluated against the initial one, using PET (physiological equivalent temperature), revealing that shade separately had the highest impact on its corresponding location with a decrease of up to 16% in PET, but no decrease to the overall PET of the microclimate. …"
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Double versus triple arthrodesis for adult-acquired flatfoot deformity due to stage III posterior tibial tendon insufficiency: a prospective comparative study of two cohorts حسب Amr A. Fadle (14150298)

"…The mean Hibbs angle decreased from 153.07 to 142.32° (MD = 10.54°, p < 0.001). …"

Orthodontic camouflage versus orthodontic-orthognathic surgical treatment in borderline class III malocclusion: a systematic review حسب Maged S. Alhammadi (14150757)

"…Regarding the vertical jaw relation, one study reported a significant decrease in mandibular plane inclination in OC and a significant increase in OOS. …"

Utilization of the internet for physical activity and diet information and its influence on pregnant women’s lifestyle habits in Qatar حسب Ayman Al-Dahshan (8962568)

"…</p><h3>Results</h3><p dir="ltr">A total of 327 pregnant women (mean age of 29.5 years ± 4.0) completed and returned the questionnaire (response rate: 87.5%). …"

Impact of the COVID-19 lockdown on lifestyle behaviors and their association with personality among adults in Qatar: A cross-sectional study حسب Tamara Al-Abdi (8710488)

"…The overall MD adherence decreased during lockdown (5.9 vs. 6.1, p < 0.001). …"

SYSTEM DYNAMICS APPROACH FOR WHOLE LIFE CYCLE COST MODELLING OF RESIDENTIAL BUILDING PROJECTS IN UNITED ARAB EMIRATES حسب Sadek, Ahmed

"…Cost impact is following an increasing S-Curve behaviour during CAPEX time and risk impact is following a decreasing S-Curve behaviour during CAPEX lifetime. …"
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Worldwide trends in blood pressure from 1975 to 2015: a pooled analysis of 1479 population-based measurement studies with 19·1 million participants حسب Bin, Zhou

"…Global age-standardised prevalence of raised blood pressure was 24·1% (21·4–27·1) in men and 20·1% (17·8–22·5) in women in 2015. Mean systolic and mean diastolic blood pressure decreased substantially from 1975 to 2015 in high-income western and Asia Pacific countries, moving these countries from having some of the highest worldwide blood pressure in 1975 to the lowest in 2015. …"
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Excess pCO2 and carbonate system geochemistry in surface seawater of the exclusive economic zone of Qatar (Arabian Gulf) حسب Connor, Izumi

"…CO2 is lost from the Gulf due to gas exchange, decreasing DIC, and reducing pCO2 to 464 μatm, similar to that observed. …"
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The Kumaraswamy Pareto IV Distribution حسب Tahir, M. H.

"…Various structural properties are derived including explicit expressions for the quantile function, ordinary and incomplete moments, Bonferroni and Lorenz curves, mean deviations, mean residual life, mean waiting time, probability weighted moments and generating function. …"
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Soluble ACE2 and angiotensin II levels are modulated in hypertensive COVID-19 patients treated with different antihypertension drugs حسب Mohamed A. Elrayess (21398687)

"…Angiotensin II levels decreased with severity (<i>p</i> = 0.04). Higher ACE2 levels are associated with higher CRP and D-dimer levels. …"

Mixed siliciclastic-carbonate-evaporite sedimentation in an arid eolian landscape: The Khor Al Adaid tide-dominated coastal embayment, Qatar حسب John M., Rivers

"…Associated flow expansion into less confined areas results in deposition of the eolian-derived sands as flood-tidal deltas, one in the Outer, and two in the Inner Lagoon. …"
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The Effects of Local Aggregates on the Mechanical Properties of Engineered Cementitious Composites (ECC) حسب Obied, Michel

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Simulation of the size-composition distribution of atmospheric nanoparticles over Europe حسب David Patoulias (4722960)

"…The ground level concentrations of particles with a diameter larger than 100 nm (N100) were reproduced with a daily normalized mean error of 40 % and a daily normalized mean bias of −20 %. …"

Portfolio Selection Problem Using CVaR Risk Measures Equipped with DEA, PSO, and ICA Algorithms حسب Abdelouahed Hamdi (14158899)

"…It was found that when solving the Mean-CVaR model with evolutionary algorithms, the risk decreased. …"

Land surface temperature responses to land use dynamics in urban areas of Doha, Qatar حسب Shikha, Patel

"…The LST data derived from remote sensing sources demonstrates an upward trend for summer and a contrasting trend for winter. Specifically, the mean summer LST increases by 7.64 °C (0.34 °C annually), and the mean winter LST decreases by 4.87 °C (0.22 °C annually). …"
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Effects of visual field impairment on driving حسب Jan Andersson (218600)

"…Reaction time for double stimuli trials was 15% longer (1,68s vs. 1.46s) and hit rate was 27% less (69% vs. 88%). When the results from a secondary trial for drivers visual impairments were compared the normal sighted drivers’ first try the differences decreased but were still statistical significant. …"