Understanding the progress and challenges in the fields of thermo-catalysis and electro-catalysis for the CO₂ conversion to fuels حسب V. S. K. Yadav (17727660)

The Trace Element Composition of Size Fractionated Suspended Particulate Matter Samples from the Qatari EEZ of the Arabian Gulf: The Role of Atmospheric Dust حسب Oguz Yigiterhan (14151006)

"…We calculated the excess metal concentrations by correcting the bulk composition for inputs from atmospheric dust using aluminum (Al) as a lithogenic tracer and the metal / Al ratios for average Qatari dust. …"

Recyclable polyaspartate-coated magnetic nanoparticles for sustainable control of calcite and barite scales in oilfield operations حسب Abdelrahman T. Abdelaal (14674629)

Effect of COVID-19 on the Generation of Waste in Marrakech, Morocco حسب Abdellah Ouigmane (18460623)

"…</p><h3>Results</h3><p dir="ltr">The analysis of solid waste tonnage in 2019 and 2020 showed that the lockdown had a significant impact on the various wastes; with a 27.61% decrease for household waste, 6.27% decrease in the case of green waste, and 57.40% decrease for construction and demolition waste.…"

Effect of Hypoxia on Maximal Fat Oxidation Rate During Incremental Cycling : Relationship to the Gas Exchange Threshold حسب Youmna Elsayed Hassanein (21547490)

"…</p><h3>Methods</h3><p dir="ltr">Seventeen recreationally active adults (5 females/12 males; age: 36.2 ± 7.4 year; body mass: 76.6 ± 13.1 kg) performed a ramp and a step incremental test, in NORM (The fraction of inspired oxygen; FiO₂ ≈ 21%) and HYPO (FiO₂ ≈ 13.5%), on separate days. …"

Stemming cardiovascular diseases in Qatar حسب Nature Research (16552612)

"…<p>A new study by researchers at the Weill Cornell Medical College in New York and in Doha, Qatar, suggests that public health strategies could have a major impact on the incidence of cardiovascular diseases in the Qatari population.…"

Basin of Attraction through Invariant Curves and Dominant Functions حسب Alsharawi, Ziyad

"…We study a second-order difference equation of the form z<inf>n+1</inf> = z<inf>n</inf> F (z<inf>n-1</inf>) + h, where both F (z) and z F (z) are decreasing. …"
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Central and peripheral muscle fatigue following repeated‐sprint running in moderate and severe hypoxia حسب Nathan Townsend (14779642)

"…No significant differences between conditions for mean distance occurred in set 2. There was a decrease in maximal voluntary contraction torque (Δ = −31.4 ± 18.0 N m, <i>P</i> < 0.001) and voluntary activation (%VA; Δ = −7.1 ± 5.1%, <i>P</i> = 0.001) from Pre- to Post-set 1, but there was no effect of hypoxia. …"

Impact of trace noble metals on the catalytic performance of LaNiMgO towards methane dry reforming حسب Mohamed, Assem T.

"…In addition, the presence of noble metals at the Ni surface afforded a high density of adsorbed oxygen species, which enhanced coke gasification and consequently decreased the extent of deactivation of the catalysts by coke formation. …"
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Optimal Energy Dispatch Engine for PV-DG-ESS Hybrid Power Plants Considering Battery Degradation and Carbon Emissions حسب Laith Kanaan (21632714)

"…The test results revealed a 9.2% and 3.5% decrease in daily costs compared to the heuristic and stochastic methods, respectively, and a 29.4% decrease in carbon emission costs.…"

Performance comparison of different flow arrangements of 4-fluid internally-cooled liquid desiccant dehumidifiers حسب Ali Pakari (14158902)

"…The approximate difference between the best and poorest performing flow arrangements in terms of the decrease in supply air humidity ratio and enthalpy is 4.3% and 10.5%, respectively. …"

Global, regional, and national burden of HIV/AIDS, 1990–2021, and forecasts to 2050, for 204 countries and territories: the Global Burden of Disease Study 2021 حسب Austin, Carter

"…HIV-related deaths decreased by 39·7% (33·7–44·5), from 1·19 million (1·07–1·37) in 2010 to 718 000 (669 000–785 000) in 2021. …"
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Postprandial lipaemia 10 and 34 hours after playing football: Does playing frequency affect the response? حسب Darren J. Paul (6905450)

"…For the 3FOOT, there was a non significant decrease in postprandial TG AUC (-2.7%; p = 0.73; 95%CI = -2.0 to 1.5; ES = 0.05) and iAUC (-17.5%; p = 0.41; 95%ci = -2.5 to 1.1; ES = 0.31) from 10 to 34 hrs, respectively. …"

Corrosion Evaluation of 316L Stainless Steel Exposed to CNT-Water Nanofluid حسب Dana Abdeen (18147583)

"…Adsorption isotherm for CNTs adsorption on the surface of the metal and some thermodynamic properties of adsorption were found to help in proposing a mechanism for CNTs corrosion inhibition. It was observed that the SS tested in CNTs nanofluids presented low corrosion rates, which were comparable to those for tap water and lower than those for 3.5 wt.% NaCl solutions. …"

Thermally Conductive Polyethylene/Expanded Graphite Composites as Heat Transfer Surface: Mechanical, Thermo-Physical and Surface Behavior حسب Patrik Sobolčiak (4401364)

"…This enhanced surface wettability was retained over a long time with only a 9% and 18% decrease in RF and corona plasma-treated samples’ surface energy after two months. …"

Enhancing the production of biogas through anaerobic co-digestion of agricultural waste and chemical pre-treatments حسب Fares Almomani (12585685)

"…The results revealed that the highest cumulative methane production (CMP) of 297.99 NL/kgVS can be generated by co-digestion of ASWs and CD at a ratio of 60:40. Further improvement was achieved via alkalinity treatment with 1.0 g of NaHCO₃/gVS leading to decrease in lignin, cellulose, and hemicellulose contents of feedstock by 3.5%, 10.5% and 15.9%, respectively, converting them to soluble fractions and improving the CMP by 11.2–29.7% based on substrate quality. …"

Association between thermal responses, medical events, performance, heat acclimation and health status in male and female elite athletes during the 2019 Doha World Athletics Champi... حسب Sebastien Racinais (318896)

"…Athletes (63%) who performed 5–30 days heat acclimation before the competition: ranked better (18±13 vs 28±13, p=0.009), displayed a lower peak T_core (39.4°C±0.4°C vs 39.8°C±0.7°C, p=0.044) and larger in-race decrease in T_skin(−1.4°C±1.0°C vs −0.9°C±1.2°C, p=0.060), than non-acclimated athletes. …"

Rhus coriaria L. (Sumac) Demonstrates Oncostatic Activity in the Therapeutic and Preventive Model of Breast Carcinoma حسب Peter Kubatka (11008854)

"…In the mouse model, R. coriaria at a higher dose (1%) significantly decreased tumor volume by 27% when compared to controls. …"

Mechanisms behind the immediate effects of Roux-en-Y gastric bypass surgery on type 2 diabetes حسب Roland E Allen (19187023)

"…Our method involves (1) setting up a set of time-dependent equations for the concentrations of the most relevant species, (2) considering an “adiabatic” (or quasi-equilibrium) state in which the concentrations are slowly varying compared to reaction rates (and which in the present case is a postprandial state), and (3) solving for the dependent concentrations (of e.g. insulin and glucose) as an independent concentration (of e.g. …"

Optimization of design and operation of solar assisted district cooling systems حسب Dana M. Alghool (18387132)

"…Moreover, the existence of the cold-water TES in the system depends on the chosen chiller capacity and the cooling demand of the case study. Furthermore, a sensitivity analysis was carried out to study the model robustness. …"