Changes in Physical Activity and Sedentary Behavior Amid Confinement: The BKSQ-COVID-19 Project حسب Mahmoud A Alomari (12150939)

"…Among the participants who were regularly involved in PA, the majority (41.8–42.2%) of the participants reported a “decrease” (p<0.05) in walking, jogging, and sports while the majority (46.3–53.1%) reported a “no change” (p<0.05) in swimming, cycling, and weight lifting. …"

Privacy-Preserving Fog Aggregation of Smart Grid Data Using Dynamic Differentially-Private Data Perturbation حسب Fawaz Kserawi (16904859)

"…Our experimental results show a possible decrease in data perturbation error by 51.7% and 61.2% for smart meters and fog-computing data aggregators perturbed data, respectively, compared to the commonly used Gaussian mechanism.…"

Investigation of the structural, optical and gas sensing properties of PANI coated Cu–ZnS microsphere composite حسب Hemalatha Parangusan (6556133)

"…The UV-DRS study shows that the bandgap of the samples is found to decrease for the PANI/Cu–ZnS composite compared to the pure Cu–ZnS sample. …"

Characterizing the dynamics of climate and native desert plants in Qatar حسب Meshal Abdullah (17746950)

"…These findings suggest a continued decrease in vegetation coverage, leading to more drought seasons and impacting water and food security. …"

Loss of FOXA2 induces ER stress and hepatic steatosis and alters developmental gene expression in human iPSC-derived hepatocytes حسب Maryam Aghadi (17128819)

"…Functional assays demonstrated an increase in lipid accumulation, bile acid synthesis and glycerol production, while a decrease in glucose uptake, glycogen storage, and Albumin secretion. …"

Grid integration of renewable energy in Qatar: Potentials and limitations حسب Eric C. Okonkwo (14151060)

"…The results show that large-scale installations of renewable energy technologies can decrease the emission rate from electricity production at a relatively lower cost. …"

Hydrogen energy systems: Technologies, trends, and future prospects حسب Abdellatif M. Sadeq (16931841)

"…Adoption at scale could decrease global <i>CO</i>_<em>2</em>emissions by up to 830 million tonnes annually. …"

Impact of aluminium acetate particles size on the gelation kinetics of polyacrylamide‐based gels: Rheological and molecular simulation study حسب Ahmed Hamza (7224470)

"…The addition of bentonite at low crosslinker concentrations (0.5–1 wt.%) did not decrease the gel strength of 7 wt.% PAM/1 wt.% AlAc significantly. …"

A 28 nm CMOS 10 bit 100 MS/s Asynchronous SAR ADC with Low-Power Switching Procedure and Timing-Protection Scheme حسب Fang Tang (116243)

"…A single-side-fixed technique is utilized to reduce the number of capacitors; a parallel split capacitor array in combination with a partially thermometer coded technique can minimize the switching energy, improve speed, and decrease differential non-linearity (DNL). In addition, a compact timing-protection scheme is proposed to ensure the stability of the asynchronous SAR ADC. …"

Methane production enhancement from Tetraselmis biomass co-digestion using frying oil residue as co-substrate and ultrasonication as pretreatment حسب Firas, Feki

"…However, increasing specific energy sonication to 3.2 kJ/g VS decreased the positive energy balance of whole process from 8.6 to 5.5 ± 0.3 kJ/g VS. …"
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Effect of carbon nanotubes on the bonding mechanism of non-corrosive reinforcements to concrete حسب Alaa, Taha

"…Results showed a slight reduction in bond strength, minor improvement in normalized bond strength, increased development length of FRP bars, and decreased reinforcement slippage associated with the ultimate bond stress when MWCNTs were incorporated into the concrete mixture. …"
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Energy saving potential analysis applying factory scale energy audit – A case study of food production حسب Derar, Al Momani

"…The CO2 harmful emissions were also decreased. Additionally, it is estimated that switching from the proposed motors to energy-efficient motors will cost less overall over time, saving around 3472.314 JD/month or 0.33576/year on average. …"
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Oxidative stress cytotoxicity induced by platinum-doped magnesia nanoparticles in cancer cells حسب Mohamed Qasim, Al-Fahdawi

"…Pt/MgO nanoparticles also induced production of reactive oxygen species, decreased cellular glutathione level, and increased lipid peroxidation. …"
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World Cups apart: comparing <i> </i><i>New York Times</i> coverage of the 2018 Russia and 2022 Qatar World Cup tournaments حسب Mohammed el-Nawawy (18174943)

"…While the New York Times’ negative directionality of the Russian World Cup decreased over time, coverage of the Qatar World Cup showed the opposite pattern, as negative directionality increased drastically post-event. …"

FLACON: A Deep Federated Transfer Learning-Enabled Transient Stability Assessment During Symmetrical and Asymmetrical Grid Faults حسب Mohamed Massaoudi (16888710)

"…To avoid the constant adjustment of hyperparameters, the FLACON employs an inductive transfer learning approach for hyperparameter tuning of the pre-trained model, markedly decreasing training time. Extensive experiments on datasets from the IEEE 39-bus system and the IEEE 68-bus system demonstrate FLACON's exceptional accuracy of 98.98% compared to some competitive alternatives.…"

Reduced graphene aerogels as energy efficient selective oil sorbents حسب Junaid Saleem (14670322)

"…The presence of H₂ significantly decreased the oxygen-containing functional groups in graphene aerogel. …"

Removal of copper ions from aqueous solution using NaOH-treated rice husk حسب Shagufta Zafar (10027380)

"…Treating RH with NaOH altered the surface and functional groups, and on the surface of RH, the ionic ligands with high electro-attraction to Cu increased and thus improved the removal efficiency. The %RCu decreased by increasing the [Cu]i and increased by increasing the ct, Dad, and T. …"

Investigating the Role of FOXA2 Transcription Factor in Adipogenesis Using Human-Induced Pluripotent Stem Cells حسب Hafsa Madni (22674428)

"…Furthermore, mature adipocytes differentiated from <i>FOXA2</i> KO derived MSCs showed elevated apoptosis indicated by the Annexin V staining, lipid accumulation detected by Oil Red O staining, and decreased expression of adipocyte maturation and functional genes utilizing the RT-PCR technique. …"

Impacts of twenty years of experimental warming on soil carbon, nitrogen, moisture and soil mites across alpine/subarctic tundra communities حسب Juha M. Alatalo (2931234)

"…Here we report the impact of 20 years of experimental warming on soil properties and soil mites in three contrasting plant communities in alpine/subarctic Sweden. Long-term warming decreased juvenile oribatid mite density, but had no effect on adult oribatids density, total mite density, any major mite group or the most common species. …"

Development of eco-friendly coating for the fabrication of high performing loose nanofiltration membranes for dye-contaminated wastewater treatment حسب Abedalkader Alkhouzaam (15842647)

"…This is further evidenced by SEM, MWCO, and contact angle measurements, which reveal decreased pore size and increased hydrophilicity. The TA/PVA-coated membranes demonstrated high water permeability up to 138 LMH/bar and excellent dye/salt selectivity, achieving ~99 % Congo Red (CR) rejection with <10 % salt rejection in both single-component and dye/salt mixture filtrations. …"