-
361
Enhancing the production of biogas through anaerobic co-digestion of agricultural waste and chemical pre-treatments
منشور في 2020"…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 NaHCO<sub>3</sub>/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. …"
-
362
Postprandial lipaemia 10 and 34 hours after playing football: Does playing frequency affect the response?
منشور في 2019"…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. …"
-
363
Effects of ethanol addition to diesel–biodiesel blends on the CI engine characteristics
منشور في 2024"…However, adding ethanol helps mitigate this increase, especially at low and medium speeds, with an average decrease of 32% for a 2.5% ethanol blend compared to B0. …"
-
364
Modulation of SLFN11 induces changes in DNA Damage response in breast cancer
منشور في 2023"…Finally, as a definitive and specific way to modulate SLFN11 expression we implemented SLFN11 dCas9 (dead CRISPR associated protein 9) systems to specifically increase or decrease SLFN11 expression.…"
-
365
Influence of shelf-life duration on mechanical, thermal and shape recovery motion derivatives of shape memory polyurethane
منشور في 2024"…In addition, Differential scanning calorimetry (DSC)exhibited a decrease in glass transition temperature (Tg) from S1 to S10, resulting in a corresponding reduction in the rate of shape restoration. …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
article -
366
Wasted Da’am: Evaluating the Impact of Food Waste Management Practices on the Environment in Hotels in Qatar
منشور في 2025"…This thesis examines the impact of food waste management strategies on the environment in hotels in Qatar, utilizing a difference-in-differences regression analysis and in-depth interviews with executive chefs in 5-star hotels in Lusail and Msheireb, Qatar. …"
-
367
Improving pediatric trauma care: an automated system for wrist trauma detection using GELAN
منشور في 2025"…Our proposed framework surpassed the most advanced techniques, showcasing exceptional precision and effectiveness, achieving a mean average precision (mAP50) score of 74.1%, 95%, and 85.5% for Task A (trauma detection), Task B (fracture detection), and Task C (fracture severity detection), respectively. …"
-
368
Solar hydrogen production via thermochemical magnesium oxide – Magnesium sulfate water splitting cycle
منشور في 2020"…Overall analysis confirms that although the rise in the molar flow rate of Ar from 1 to 50 mol/s results in a decrease in the thermal reduction temperature from 1490 K to 1282 K, the solar-to-fuel energy conversion efficiency is adversely affected and reduces from 47.7% to 18.1%. …"
-
369
Effect of speed and gradient on plantar force when running on an AlterG® treadmill
منشور في 2021"…Gradient made little difference except for a downhill grade of − 5% decreasing force peaks as compared to level or uphill running.…"
-
370
PD-L1 Expression in Human Breast Cancer Stem Cells Is Epigenetically Regulated through Posttranslational Histone Modifications
منشور في 2019"…The active demethylation of PD-L1 promoter was confirmed by the increase in the distribution of 5hmC and decrease in 5mC levels and the upregulation of TET3 and downregulation of DNMTs enzymes in MCF-7 tumorspheres, compared with the cell line. …"
-
371
Water Footprint Assessment and Virtual Water Trade in the Globally Most Water-Stressed Country, Qatar
منشور في 2023"…In contrast, virtual water imports fluctuated over the years, in 2016 and 2018 substantial rises in virtual water imports were apparent followed by a steady decrease. Looking at the national water consumption, virtual water imports and exports, it is evident that Qatar’s water imports and exports are drastically higher than its local consumption. …"
-
372
Dispatchable capacity optimization strategy for battery swapping and charging station aggregators to participate in grid operations
منشور في 2023"…Also, the aggregator does not worsen the original power load while meeting the EV swapping demand and can decrease the daily load fluctuations by 0.65% and 12.89%, reduce the peak–valley difference by 5.81% and 7.80%, and increase the load rate by 3.67% and 4.08% in working and non-working day situations through providing the dynamic dispatchable capacity for the grid.…"
-
373
Endocrine contribution to the sexual dysfunction in patients with advanced chronic kidney disease and the role of hyperprolactinemia
منشور في 2021"…Patients treated with cabergoline (<i>n</i> = 26) showed a significant increase in LH levels (<i>p</i> = .003) and a significant decrease in prolactin levels (<i>p</i> = .003). …"
-
374
Hydrogen energy systems: Technologies, trends, and future prospects
منشور في 2024"…<p dir="ltr">This review critically examines hydrogen energy systems, highlighting their capacity to transform the global energy framework and mitigate climate change. Hydrogen showcases a high <u>energy density</u> of 120 MJ/kg, providing a robust alternative to <u>fossil fuels</u>. …"
-
375
Walking around the preferred speed: examination of metabolic, perceptual, spatiotemporal and stability parameters
منشور في 2024"…While metabolic, perceptual and spatiotemporal values were sensitive to the smallest change in speed (i.e., 0.5 km·h<sup>−1)</sup>, a significant increase in the rate of carbohydrate oxidation and decrease in % fat oxidation were only observed at speeds above PWS. …"
-
376
Characterizing the dynamics of climate and native desert plants in Qatar
منشور في 2024"…These findings suggest a continued decrease in vegetation coverage, leading to more drought seasons and impacting water and food security. …"
-
377
Dispatchable capacity optimization strategy for battery swapping and charging station aggregators to participate in grid operations
منشور في 2023"…Also, the aggregator does not worsen the original power load while meeting the EV swapping demand and can decrease the daily load fluctuations by 0.65% and 12.89%, reduce the peak–valley difference by 5.81% and 7.80%, and increase the load rate by 3.67% and 4.08% in working and non-working day situations through providing the dynamic dispatchable capacity for the grid.…"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
article -
378
Effect of anions on the structural, morphological and dielectric properties of hydrothermally synthesized hydroxyapatite nanoparticles
منشور في 2019"…For the particles obtained from nitrate, acetate, chloride and egg shell precursors respectively give dielectric constant (εʹ) values of 9.96, 13.22, 9.92 and 10.86 at 5 MHz. The εʹ and dielectric loss (εʹʹ) values for the HA nanoparticles decrease with increase in the applied frequency as well. …"
-
379
Synthetic Cannabinoid AB-FUBINACA Negatively Impacted the Male Fertility and Induced Testicular Toxicity
منشور في 2025"…These findings were associated with higher level of oxidative stress (GP91 expression and malondialdehyde level) and elevated expression of key regulators of apoptosis (Bax and caspase-3) as well as reduced expression of mitochondrial respiratory chain complexes SDHB (II), UQCRC2 (III), and ATP5a (V) in the testicular tissue.</p><h3 dir="ltr">Conclusion</h3><p dir="ltr">From these findings, it can be concluded that exposure to AB-FUBINACA can interfere with the normal physiology and functioning of the male reproductive organs. …"
-
380
Influenza prevalence and vaccine efficacy among diabetic patients in Qatar
منشور في 2023"…Among the typed IVA-positive cases, 33.4% were H1N1, and 7.7% were H3N2. A significant decrease in influenza infections was reported in vaccinated DM patients (14.5%) when compared to non-vaccinated patients (18.9%) (p-value = 0.006). …"
احصل على النص الكامل
احصل على النص الكامل
احصل على النص الكامل
article