Diesel engine vibration analysis using artificial neural networks method: Effect of NH₃ additive in biodiesels by Raja Mazuir Raja Ahsan Shah (17541516)

“…This study aimed to use artificial neural networks (ANN) to model and analyse diesel engine vibration characteristics at different engine speeds using NH₃ as an additive in hazelnut (HD), peanut (PD), and waste-cooking oil (WD) biodiesels. …”

Towards Industry 4.0 and Sustainable Manufacturing Applying Environmentally Friendly Machining of a Precipitation Hardened Stainless Steel Using Hot Turning Process by Mohammadjafar Hadad (17541345)

“…Moreover, it has been shown that by increasing preheating temperature in hot turning, the hardness of the carbides in the workpiece decreases more than the hardness of the tool substrate and reduces coating materials, consequently reducing cutting tool abrasion wear phenomenon.…”

Direct Oral Anticoagulants Compared to Warfarin in Patients with Intermediate‐ to High‐Risk Pulmonary Embolism: A Systematic Review and Meta‐Analysis by Mohamed Nabil Elshafei (9960500)

“…There was no significant difference in the safety outcomes (major and minor bleeding events), with a trend towards a decreased risk among direct oral anticoagulant treated cohorts (OR 0.3, 95% CI 0.08–1.1) and (OR 0.64, 95% CI 0.24–1.7), respectively.…”

Changes in the burden and underlying causes of heart failure in the Eastern Mediterranean Region, 1990–2019: an analysis of the Global Burden of Disease Study 2019 by Razieh, Hassannejad

“…FindingsIn contrast with the decreasing trend of HF burden globally, EMR showed an increasing trend. …”
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Understanding the phenomenon of saltwater intrusion sourced from desalination plants at coastal aquifers by Farhat Abbas (5480)

“…Desalination produces brine that may intrude into the aquifers to pollute the fresh groundwater because of the concentration gradient and groundwater pumping. Modeling the trends of saltwater intrusion needs theoretical understanding and thorough logical experimentation. …”

Exploring urban growth–climate change–flood risk nexus in fast growing cities by Salah Basem Ajjur (14150967)

“…Surveying showed that, between 1984 and 2020, urban areas grew by 777%, and bare lands decreased by 54.7%. In addition, Doha witnessed various climatic changes with a notable increase in air temperature (+ 8.7%), a decrease in surface wind speed (− 19.5%), and a decrease in potential evapotranspiration losses (− 33.5%). …”

Crystallization properties of arsenic doped GST alloys by Vinod E. Madhavan (8136774)

“…Optical band gap (E_opt) values of the as-deposited films show a clear increasing trend; 0.6 eV for GST to 0.76 eV for (GST)_0.85As_0.15. …”

Reinforced steering Evolutionary Markov Chain for high-dimensional feature selection by Atiq ur Rehman (3044409)

“…(v) The effective size of successful agents is reduced recursively while progressing through different states to further facilitate the speed of convergence and decrease the number of features. …”

Excess pCO2 and carbonate system geochemistry in surface seawater of the exclusive economic zone of Qatar (Arabian Gulf) by 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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Effects of financial turmoil on financial integration and risk premia in emerging markets by Boubakri, Salem

“…Moreover, the upward trend in financial integration has not reduced the local market risk premium component as much as could be expected. …”
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Simulation of the size-composition distribution of atmospheric nanoparticles over Europe by 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 %. …”

Preterm birth in low-middle income Countries by Alim, Swarray-Deen

“…Preterm birth (PTB), remains a major cause of significant morbidity and mortality world-wide with about 12–15million preterm births occurring every year. Although the overall trend is decreasing, this is mainly in high-income countries (HIC). …”
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Portfolio Selection Problem Using CVaR Risk Measures Equipped with DEA, PSO, and ICA Algorithms by Abdelouahed Hamdi (14158899)

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

Which factor explains the life‐history of <i>Xanthium strumarium</i> L., an aggressive alien invasive plant species, along its altitudinal gradient? by Rafi Ullah (8146836)

“…Among climatic variables, mean yearly temperature, mean annual yearly humidity, and mean day length in hours, while in soil variables, organic matter and nitrogen percentage significantly affect the phenological and morphological stages. …”

Mental health, burnout and resilience in community pharmacists during the COVID-19 pandemic: A cross-sectional study by Zeana, Samir AlKudsi

“…Participants had shown moderate resilience (mean score: 27.64 (SD = 8.31)) and their mean score fear of COVID19 was 15.67 (SD = 6.54). …”
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Excess pCO₂ and carbonate system geochemistry in surface seawater of the exclusive economic zone of Qatar (Arabian Gulf) by Connor Izumi (17337868)

“…CO₂ is lost from the Gulf due to gas exchange, decreasing DIC, and reducing pCO₂ to 464 μatm, similar to that observed. …”

Microbiota and sensorial attributes of buffalo meat stored under vacuum packaging: combined impact of marination, citrox and oregano essential oil by Tareq Osaili (11550286)

“…The pH values of the treatments with citrox and oregano EO followed a steadily decreasing (P < .05) trend during storage. The recorded sensory data supported that meat marinated with those 2 natural antimicrobials led to a buffalo meat of acceptable quality. …”

Impact of staying at home measures during COVID-19 pandemic on the lifestyle of Qatar’s population: Perceived changes in diet, physical activity, and body weight by Muna Abed Alah (14779534)

“…Participants reported increased sitting/reclining time (1.94 h/day mean increase), screen times (2.05 h/day mean increase) with p < 0.001, and decreased exercise time (0.11 h/day mean reduction) with p < 0.001. …”

Evaluation of the Surface Integrity and Recast Layer in Electrical Discharge Turning of WC-Co Composites by Mehdi Soleymani (3347741)

“…The results indicated that increasing the rotational speed led to a 10% to 17% decrease in the recast layer thickness and a 14% to 54% reduction in the surface roughness (Ra).…”

Characteristics of aerosols and planetary boundary layer dynamics during biomass burning season by Muhammad Zeeshaan Shahid (18131689)

“…The planetary boundary layer (PBL) height, measured with Ceilometer LIDAR, showed decreasing trend in height from October to December that support aerosol accumulation near the surface during the the month of November. …”