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821
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822
3D Printable Ca(OH)<sub>2</sub>-based geopolymer concrete with steel fiber reinforcement
Published 2025“…Microstructural analysis using scanning electron microscopy (SEM) and X-ray micro-computed tomography (µCT) demonstrated the crack-bridging behavior of steel fibers, enhancing ductility and fracture resistance. There was a slight increase in porosity (5.34%) of SF-reinforced samples without negatively affecting their mechanical properties. …”
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823
The Impact of COVID-19 Pandemic on Individuals With Pre-existing Obsessive-Compulsive Disorder in the State of Qatar: An Exploratory Cross-Sectional Study
Published 2022“…</p><h3>Results</h3><p dir="ltr">Those with the duration of diagnosis of OCD of<10 years showed a statistically significant increase in the mean YBOCS score of 5.54 from pre-pandemic to during pandemic, which was significant at <i>p</i> = 0.006. …”
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824
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825
Investigating the impact of calcium presence in dairy wastewater on struvite precipitation
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doctoralThesis -
826
Effect of Acute and Chronic Moderate Red or White Wine Consumption on Fasted and Postprandial Lipemia in the Rat
Published 2006“…Fasted rats, in the acute study, were loaded intragastrically with 5 ml of an olive oil emulsion (30% w/v) in the presence or absence of wine (8% v/v ethanol), and either mesenteric lymph or blood was collected 3 h postprandially. …”
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827
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828
Dispatchable capacity optimization strategy for battery swapping and charging station aggregators to participate in grid operations
Published 2023“…Also, the aggregator does not worsen the original power load while meeting the EV swapping demand and can decrease the daily load fluctuations by 0.65% and 12.89%, reduce the peak–valley difference by 5.81% and 7.80%, and increase the load rate by 3.67% and 4.08% in working and non-working day situations through providing the dynamic dispatchable capacity for the grid.…”
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829
Performance of RC Columns Strengthened with Fabric-Reinforced Cementitious Matrix (FRCM)
Published 2021Get full text
doctoralThesis -
830
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831
The Study of Maternal Factors and Their Association with Risk of Preterm Birth
Published 2023“…We hypothesize that certain maternal factors increase the risk of PTBs.</p> <h3>Design</h3> <p>A retrospective study recruiting women in labor at WWRC from June 2022 until February 2023.…”
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832
Ettringite-Induced Heave in Chromite Ore Processing Residue (COPR) upon Ferrous Sulfate Treatment
Published 2006“…Regardless of Cr(VI), the introduction of reductant containing sulfate, mechanical mixing, water, acidity, and the resulting temperature increase in treated COPR promoted dissolution of brownmillerite (Ca2FeAlO5), releasing alumina and alkalinity. …”
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833
Significance of microscopically incomplete resection margin after esophagectomy for esophageal cancer
Published 2016“…There were significant differences between the groups in postoperative histology, with an increase in pathological stage III and TRG 4–5 in the R1 group. …”
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834
Cooling Energy and Climate Change Nexus in Arid Climate and the Role of Energy Transition
Published 2023“…This study investigates the impact of climate change on cooling demands in different building types in Qatar and evaluates related environmental impacts. Using a high-resolution regional climate model, future climate data were obtained for 2071 and 2100 under the Representative Concentration Pathway (RCP) 4.5. …”
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835
Dispatchable capacity optimization strategy for battery swapping and charging station aggregators to participate in grid operations
Published 2023“…Also, the aggregator does not worsen the original power load while meeting the EV swapping demand and can decrease the daily load fluctuations by 0.65% and 12.89%, reduce the peak–valley difference by 5.81% and 7.80%, and increase the load rate by 3.67% and 4.08% in working and non-working day situations through providing the dynamic dispatchable capacity for the grid.…”
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836
A Power Ripple Compensator for DC Nanogrids via a Solid-State Converter
Published 2020“…The analysis and results demonstrated that a 50 μF total capacitance is sufficient at the DC bus for 500V/5kW DC nanogrid to achieve negligible DC bus voltage ripple. …”
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837
Short Report. An innovative training programme for families of children and adolescents with Autism Spectrum Disorder in Qatar: Parents as interventionists
Published 2022“…</p><h3>Results</h3><p dir="ltr">The mean score related to knowledge among participants before and after attending the training increased from 3.28 to 4.41. Out of the 40 parents who provided feedback, 27 (67.5%) reported an increase in their understanding of the topic after attendance.…”
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838
Project manager perceptions factors influencing the delivery of successful innovation in construction projects
Published 2018“…Based on this influence, construction organisations need to adopt an innovation policy, a culture for innovation, and innovation diffusion methods which concentrate more on the characteristics of the project manager’s job and his ability to contribute or assess delivering successful innovation at project level to increase the possibilities of his influence to innovation. …”
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839
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840