Combustion and emissions of a gas-to-liquid diesel engine utilizing optimized spiral-helical intake manifold designs حسب Abdellatif, Yasser M.

"…The results showed that the highest pressure and heat release were achieved by m(2.6,30,1t) with the diesel-GTL blend. In addition, the heat release rate decreases with the increase in the number of turns. …"
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Effects of covid-19 lockdown on physical activity, sedentary behavior, and satisfaction with life in Qatar: A preliminary study حسب Hermassi, Souhail

"…The largest reduction was detected for the sum parameter all physical activity (minutes per week, ηp2 = 0.67, p < 0.001; MET (metabolic equivalent of task)-minutes/week, ηp2 = 0.69, p < 0.001). Life satisfaction decreased, with the score for “I am satisfied with my life” (ηp2 = 0.76, p < 0.001) decreasing from 28.1 ± 4.81 to 14.2 ± 6.41 arbitrary units (AU). …"
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Optimization of performance and emission characteristics of CI engine fueled with Jatropha biodiesel produced using a heterogeneous catalyst (CaO) حسب Singh, A.

"…The heterogeneous transesterification delivered a yield of 81.6% at 5 wt% catalyst concentration and 12:1 methanol to oil molar ratio. …"
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Proliposome tablets manufactured using a slurry-driven lipid-enriched powders: Development, characterization and stability evaluation حسب Khan I.

"…Proliposome powders were prepared via a slurry method using sorbitol or D-mannitol as carbohydrate carriers in 1:10 or 1:15 w/w lipid phase to carrier ratios. …"
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Topiramate monotherapy for weight reduction in patients with type 2 diabetes mellitus: A systematic review and meta-analysis حسب Paravattil, Bridget

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Development of a stacked machine learning model to compute the capability of ZnO-based sensors for hydrogen detection حسب Behzad, Vaferi

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

"…The overall MD adherence decreased during lockdown (5.9 vs. 6.1, p < 0.001). …"
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Isothermal crystallization kinetics and morphology of double crystalline PCL/PBS blends mixed with a polycarbonate/MWCNTs masterbatch حسب Gumede T.P.

"…In this work, the 70/30 and 30/70 w/w polycaprolactone (PCL)/polybutylene succinate (PBS) blends and their corresponding PCL/PBS/(polycarbonate (PC)/multiwalled carbon nanotubes (MWCNTs) masterbatch) nanocomposites were prepared in a twin-screw extruder. The nanocomposites contained 1.0 and 4.0 wt% MWCNTs. …"
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Mental health, burnout and resilience in community pharmacists during the COVID-19 pandemic: A cross-sectional study حسب Zeana, Samir AlKudsi

"…Overall, participants reported a moderate level of burnout as illustrated in the mean scores of the three burnout dimensions; 20.54 (SD = 12.37) for emotional exhaustion, 6.76 (SD = 6.22) for depersonalization, and 36.57 (SD = 9.95) for personal accomplishment. …"
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Modeling and optimization of an island water-energy nexus powered by a hybrid solar-wind renewable system حسب Mehrjerdi, Hasan

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

"…Overall, participants reported a moderate level of burnout as illustrated in the mean scores of the three burnout dimensions; 20.54 (SD = 12.37) for emotional exhaustion, 6.76 (SD = 6.22) for depersonalization, and 36.57 (SD = 9.95) for personal accomplishment. …"
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Exploring the quality of life of cosmetic users: A cross-sectional analysis from eight Arab countries in the Middle East حسب Mohammed, Ali Haider

"…The majority of respondents had oily skin type (39.6%) and tan skin tone (30.4%). QoL through cosmetic use is computed with a mean score of 51 out of 100. …"
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Investigating the effect of the air inlet temperature on the combustion characteristics of a spark ignition engine fueled by biogas حسب Ebrahemi, Abdullah Ebrahem

"…This work has conducted a numerical study using AVL-Boost engine simulation utilizing biogas (CH4 and CO2)–air mixtures in a SI engine model. …"
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Vascular access types in hemodialysis patients in palestine and factors affecting their distribution: A cross-sectional study حسب Hamdan, Zakaria

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Analysis of the resilience of the Turkey tourism industry to exogenous shocks: new evidence from a NARDL model حسب Charfeddine, Lanouar

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Corrosion inhibition of API X120 steel in a highly aggressive medium using stearamidopropyl dimethylamine حسب Radwan, A.Bahgat

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Synergistic effects and optimization of nitrogen and phosphorus concentrations on the growth and nutrient uptake of a freshwater Chlorella vulgaris حسب Alketife, Ahmed M.

"…When N/P=10, a complete P and N removal was achieved at the end of cultivation with specific growth rate (SGR) of 1 d?…"
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Design and efficiency evaluation of a new wearable device for multi-degree suppression of hand pathological tremor حسب Yousef, Mo’ath

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Environment Degradation and Economic Growth in the Qatar Economy: Evidence from a Markov Switching Equilibrium Correction Model حسب Charfeddine, Lanouar

"…From the economic perspective, this means that initially economic growth increases environment degradation and then declines it after a threshold point of income per capita. …"
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A new family of boost active neutral point clamped inverter topology with reduced switch count حسب Siddique, Marif Daula

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