Application of Fe₃O₄ magnetite nanoparticles grafted in silica (SiO₂) for oil recovery from oil in water emulsions by Wamda Faisal Elmobarak (17058024)

“…Using an MD_dose as low as 10 mg/L attained a %_hdem in the range of 93% - 4.3% for O/W mixtures with C_oil < 2000 mg/L, which slightly decreased to ~90% for higher concentrations. The reported %R_oil(p-value <0.05) was >90 ± 0.1 for tests carried out with pH 7 and C_sur0.1 g/L and declined at higher pH and Csur to % 86.5 due to the increase in emulsion stability. …”

Characterization of Non-hormone Expressing Endocrine Cells in Fetal and Infant Human Pancreas by Abu Saleh Md Moin (6189512)

“…While the majority of CPHN cells express (in overall compartments of pancreas) the pan-endocrine transcription factor NKX2.2 and beta-cell specific NKX6.1 in comparable frequency in fetal and infant/child cases (81.9 ± 6.3 vs. 82.8 ± 3.8% NKX6.1+-CPHN cells of total CPHN cells, fetal vs. infant/child, p = 0.9; 88.0 ± 4.7 vs. 82.1 ± 5.3% NKX2.2+-CPHN cells of total CPHN cells, fetal vs. infant/child, p = 0.4), the frequency of clustered CPHN cells expressing NKX6.1 or NKX2.2 is lower in infant/child vs. fetal cases (1.2 ± 0.3 vs. 16.7 ± 4.7 clustered NKX6.1+-CPHN cells/mm2, infant/child vs. fetal, p < 0.01; 2.7 ± 1.0 vs. 16.0 ± 4.0 clustered NKX2.2+-CPHN cells/mm2, infant/child vs. fetal, p < 0.01).…”

Comparative study of the parameters affecting the performance of microchannels' heat exchangers: Latest advances review by Muhammad Asim (2235472)

“…When the fluid is added with nanoparticles, like, Al2O3 and copper oxide (CuO) with different volumetric fractions (φ) of 0%, 0.5%, 1%, 1.5%, and 2%, the performance of the microchannel rises with rising the Reynolds number but conversely when the fluid is used in pure form the performance decreases with the rising value of Reynolds number. …”

Influence of co-current vapor flow on falling film over horizontal tube by Furqan Tahir (14429547)

“…In addition, the minimum film thickness decreases by 23.1% for 0.02 kg/(m·s). The high decrement in film thickness can lead to dry patches and scale deposition in case of evaporation.…”

Effect of Mg incorporation on the properties of PCL/Mg composites for potential tissue engineering applications by Sumama Nuthana Kalva (19206064)

“…Additionally, the weight loss during <i>in vitro</i> degradation showed that the presence of Mg had significantly increased the degradation rate of composite samples. …”

A Case Study to Identify the Hindrances to Widespread Adoption of Electric Vehicles in Qatar by Amith Khandakar (14151981)

“…<p dir="ltr">The adoption of electric vehicles (EVs) have proven to be a crucial factor to decreasing the emission of greenhouse gases (GHG) into the atmosphere. …”

Numerical analysis of spatial distribution of carbon in methane dry reforming over supported nickel catalyst in a packed bed reactor by Ahmed Aheed Ali Mohammed (22155979)

“…Furthermore, the hydrogen to <u>carbon monoxide</u> (H₂/CO) <u>molar ratio </u>peaked at over 1.1 at 650 °C, dropped to approximately 0.76 at 750 °C, and then rose back to 0.97 at 950 °C. …”

Immunoprofile of childhood diabetes by Meritxell Espino-Guarch (15430868)

“…In order to be functional, the CD49d integrin needs to form a heterodimer with ITGB1 protein. When transcriptomic data was interrogated, an imbalance between ITGA4/ ITGB1 was observed in all groups where CD49d showed increased expression. …”

The Effect of High Dose Isoflavone Supplementation on Serum Reverse T3 in Euthyroid Men With Type 2 Diabetes and Post-menopausal Women by Thozhukat Sathyapalan (704787)

“…Thyroid stimulating hormone (TSH) serum concentrations increased while free thyroxine (fT₄) concentrations decreased with 3 months of SPI compared to SP supplementation for both men and women. rT₃ correlated with TSH in both studies (<i>p</i> = 0.03) but not with either fT₃ or fT₄. fT₃ levels did not differ between the SPI and SP preparations.…”

Ozone and ozone/hydrogen peroxide treatment to remove gemfibrozil and ibuprofen from treated sewage effluent: Factors influencing bromate formation by Hajar Farzaneh (18526782)

“…Bromate formation was decreased to 0.012 mg/L when the pH was increased to 9. …”

Resilience-uncertainty nexus in building energy management integrated with solar system and battery storage by Hasan Mehrjerdi (16869957)

“…The energy resilience is improved and the energy cost is decreased at the same time while all events and uncertainties are modeled. …”

The nexus between debt structure, firm performance, and the financial crisis: non-linear panel data evidence from Japan by Rami Zeitun (17075215)

“…In addition, there is a U-shaped relationship between firm performance and short-term debt, suggesting that a firm’s profit decreases at lower levels of short-term debt (below 45.2%) and increases at higher levels of debt with short-term maturity. …”

Graph-Guided Regularized Regression of Pacific Ocean Climate Variables to Increase Predictive Skill of Southwestern U.S. Winter Precipitation by Tejedor, Alejandro

“…Recently, promising data-driven approaches have been proposed, but they often suffer from overparameterization and overfitting due to the short observational record, and they often do not account for spatiotemporal dependencies among covariates (i.e., predictors such as sea surface temperatures). …”
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Serum 25-hydroxyvitamin D concentrations are inversely associated with body adiposity measurements but the association with bone mass is non-linear in postmenopausal women by Vijay, Ganji

“…Vitamin D deficiency has been linked to increased adiposity and decreased bone density. It is not known if vitamin D is linked to adiposity measures and bone mass in postmenopausal Qatar women. …”
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Novel thiazolones for the simultaneous modulation of PPARγ, COX-2 and 15-LOX to address metabolic disease-associated portal inflammation by Mai S., El-Shoukrofy

“…As well, the expression levels of 20-HETE, Il-1β and TNF-α were decreased in LPS-challenged RAW264.7 macrophages upon treatment with compound 2a. …”
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Ecotoxicological Assessment of Thermally- and Hydrogen-Reduced Graphene Oxide/TiO₂ Photocatalytic Nanocomposites Using the Zebrafish Embryo Model by Halema Al-Kandari (6316961)

“…However, both nanocomposites should be used with caution at concentration higher than the NOEC (400 mg/L), in particular RGOTi, which significantly (i) caused pericardial and yolk sac edema; (ii) decreased the hatching rate, locomotion, and hematopoietic activities; and (iii) affected the heart rate. …”

Reduced graphene aerogels as energy efficient selective oil sorbents by Junaid Saleem (14670322)

“…The presence of H₂ significantly decreased the oxygen-containing functional groups in graphene aerogel. …”

Nonlinear effects in locally resonant nanostrip phononic metasurface at GHz frequencies by Feng Gao (3548)

“…<p dir="ltr">In this paper, we report on the observation of nonlinear effects in a nanostrip phononic metasurface (NPM) that enable the tuning of resonance frequencies at 1.42 GHz. The NPM resonator made of a periodic nanostrip array is fabricated on a lithium niobate substrate. …”

Thermodynamic analysis of solar-driven integrated system for efficient brine management and hydrogen production by Nadira Salsabila (16855101)

“…The results show that the system achieved energy and exergy efficiencies of 66.9% and 23.1%, respectively, with the PV/T subsystem showing the highest exergy destruction rate. …”

Hypertension in Childhood Nephrotic Syndrome by Ibrahim F. Shatat (14150601)

“…Others are associated with chronic and more sustained HTN such as renal fibrosis, decreased GFR, and progression of chronic kidney disease. …”