بدائل البحث:
nn decrease » _ decrease (توسيع البحث)
a decrease » _ decrease (توسيع البحث), _ decreased (توسيع البحث), _ decreases (توسيع البحث)
2020 2021 » 2010 2020 (توسيع البحث)
nn decrease » _ decrease (توسيع البحث)
a decrease » _ decrease (توسيع البحث), _ decreased (توسيع البحث), _ decreases (توسيع البحث)
2020 2021 » 2010 2020 (توسيع البحث)
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621
Improvement of both lipid and biomass productivities of Qatar Chlorocystis isolate for biodiesel production and food security
منشور في 2018"…Several strategies were developed to modulate and improve algae metabolites production to meet the requirements for biodiesel production. Most previous research evidenced that the increase of the lipid content is accompanied by a decrease of the biomass production, which increases the cost of the downstream processing. …"
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622
Trends in prevalence of depression and anxiety symptoms and effects of sociodemographic variables before and after the first wave of COVID-19 in Qatar
منشور في 2022"…The two-week prevalence of anxiety symptoms (≥10 on the GAD-7) was 3.6% in 2018 and 5.1% in 2020/2021 (p = 0.062). …"
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623
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624
Economic-environmental analysis of combined heat and power-based reconfigurable microgrid integrated with multiple energy storage and demand response program
منشور في 2021"…The use of waste heat in combined heat and power (CHP)-based MG is more efficient to meet local load and decrease the emission pollution. …"
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625
Investigating the effect of polymer-modified graphene oxide coating on RO membrane fouling
منشور في 2022"…The membrane surface characterization showed a decrease in membrane surface roughness from 74.7 nm to 69.0 nm and an increase in membrane hydrophilicity as the contact angle decreased from 41.7 ± 4.50 to 22.0 ± 1.10. …"
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626
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627
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628
Study of performance, combustion, and emissions parameters of DI-diesel engine fueled with algae biodiesel/diesel/n-pentane blends
منشور في 2021"…Due to the disadvantages of using pure biodiesel in engines, it was used as B50 (a blend of 50% diesel and 50% biodiesel). To enhance engine performance, n-pentane was used in different extents of 5, 10, and 15 ml per liter as an enhancer additive. …"
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629
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630
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631
Tribo-mechanical properties evaluation of HA/TiO2/CNT nanocomposite
منشور في 2021"…The wear rate of HA/TiO2/CNT with the highest CNT content showed a decrease compared with those of the other samples. …"
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632
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633
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634
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635
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636
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637
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638
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639
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640
Tobacco control in the Eastern Mediterranean region: implementation progress and persisting challenges
منشور في 2022"…According to WHO estimates in 2021,1 the age-standardised current tobacco smoking prevalence among individuals aged 15 years or older in the region ranged from 8.1% in Oman to 35.0% in Jordan and Lebanon. …"
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