Wasted Da’am: Evaluating the Impact of Food Waste Management Practices on the Environment in Hotels in Qatar by Mohammed Abubakar Metcho (22674068)

“…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. …”

Biomolecular alterations in acute traumatic brain injury (TBI) using Fourier transform infrared (FTIR) imaging spectroscopy by Fazle Rakib (5768069)

“…Reduction in lipid acyl chains (–CH₂) associated with an increase in methyl (–CH₃) and unsaturated lipids olefin = CH concentrations is observed. Furthermore, there is a decrease in the lipid order (disorder), which leads to an increase in acyl chain fluidity in injured rats. …”

Improved properties and salt rejection of polysulfone membrane by incorporation of hydrophilic cobalt-doped ZnO nanoparticles by Muneer M. Ba-Abbad (14151660)

“…The hydrophilicity of PSf membranes was improved by adding of ZnO and doped ZnO NPs which showed a decrease in contact angle values from 82° to 62° with an increased flux with water. …”

Solar hydrogen production via thermochemical magnesium oxide – Magnesium sulfate water splitting cycle by Rahul R. Bhosale (6467102)

“…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%. …”

Effect of speed and gradient on plantar force when running on an AlterG® treadmill by Athol Thomson (6651008)

“…Gradient made little difference except for a downhill grade of − 5% decreasing force peaks as compared to level or uphill running.…”

PD-L1 Expression in Human Breast Cancer Stem Cells Is Epigenetically Regulated through Posttranslational Histone Modifications by Pramod Darvin (153341)

“…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. …”

Salicylic acid restricts mercury translocation by activating strong antioxidant defense mechanisms in sweet pepper (Capsicum annum L.) by Muhammad Fasih Khalid (10652246)

“…Spraying of 100 μ M SA at three different Hg levels, i.e., 0 μ M, 50 μ M, 100 μ M, and 150 μ M. The maximum decrease in photosynthetic machinery, plant growth attributes (shoot length, root length, no. of leaves, fresh and dry biomass (shoot and root)), and more accumulation of Hg in leaves, roots, and fruits of sweet pepper. …”

Unraveling the future productivity burden of cardiovascular disease in Qatar: Investigating the modifiable risk factors control in type 2 diabetes by Abushanab, Dina

“…The financial value of PALYs was determined based on the gross domestic product (GDP) per full-time worker (i.e. US$80,573). The base-case model estimated the productivity burden of CVD, and interventional scenarios were simulated to assess potential gains resulting from improved control of modifiable risk factors, including reduced incidence of T2D, lower systolic blood pressure (SBP), decreased number of smokers, and reduced total cholesterol. …”
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Water Footprint Assessment and Virtual Water Trade in the Globally Most Water-Stressed Country, Qatar by Nayla Higazy (17679453)

“…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. …”

Dispatchable capacity optimization strategy for battery swapping and charging station aggregators to participate in grid operations by Mingze Zhang (9947863)

“…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.…”

Endocrine contribution to the sexual dysfunction in patients with advanced chronic kidney disease and the role of hyperprolactinemia by Haitham Elbardisi (14058048)

“…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). …”

Hydrogen energy systems: Technologies, trends, and future prospects by Abdellatif M. Sadeq (16931841)

“…<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>. …”

Production and investigation of flexible nanofibers of sPEEK/PVP loaded with RuO2 nanoparticles by Mariem Chamakh (14150481)

“…The samples were synthesized with different concentrations of hydrous ruthenium chloride of 2 wt%, 5 wt%, and 10 wt%, and then annealed at a temperature of 300 °C for 4 h to form the ruthenium oxide nanoparticles. …”

Characterizing the dynamics of climate and native desert plants in Qatar by Meshal Abdullah (17746950)

“…These findings suggest a continued decrease in vegetation coverage, leading to more drought seasons and impacting water and food security. …”

Dispatchable capacity optimization strategy for battery swapping and charging station aggregators to participate in grid operations by Mingze, Zhang

“…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.…”
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Effect of anions on the structural, morphological and dielectric properties of hydrothermally synthesized hydroxyapatite nanoparticles by Lakshmanaperumal Sundarabharathi (14152482)

“…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. …”

Synthetic Cannabinoid AB-FUBINACA Negatively Impacted the Male Fertility and Induced Testicular Toxicity by Ayman Alzu’bi (13162392)

“…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. …”

Influenza prevalence and vaccine efficacy among diabetic patients in Qatar by Swapna, Thomas

“…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). …”
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BCL-2 Inhibitor Venetoclax Induces Autophagy-Associated Cell Death, Cell Cycle Arrest, and Apoptosis in Human Breast Cancer Cells by Ali Alhoshani (3720718)

“…</p><h3>Results</h3><p dir="ltr">Treatment of human breast cancer cells with increasing concentrations of VCX caused a significant decrease in cells growth and proliferation. …”

Utilization of the internet for physical activity and diet information and its influence on pregnant women’s lifestyle habits in Qatar by Ayman Al-Dahshan (8962568)

“…</p><h3>Results</h3><p dir="ltr">A total of 327 pregnant women (mean age of 29.5 years ± 4.0) completed and returned the questionnaire (response rate: 87.5%). …”