Fabrication of Ag₂O/WO₃ based sensors for detection of hydrogen sulfide by Ahmad Al-Sarraj (17151007)

“…The results can be attributed to the decrease in the energy bandgap due to increasing the Ag content and the strong interaction between the Ag and WO₃ and silver to silver oxide transformation at low annealing temperatures. …”

Structural and physical properties of the dust particles in Qatar and their influence on the PV panel performance by Brahim Aïssa (14157243)

“…However, even when these characteristics have been addressed appropriately, there are other factors that adversely affect the performance of PV systems, namely the temperature-induced voltage decrease leading to a PV power loss and the dust accumulation (soiling). …”

Visible Light Photocatalytic Activity of Ag/WO₃ Nanoparticles and its Antibacterial Activity Under Ambient Light and in The Dark by Maha Matalkeh (17148358)

“…Ultraviolet–visible spectra analysis observed a large redshift in the absorbing band edge and decreased bandgap energy from 2.6 to 2.1 eV. Photocatalytic analysis at different concentrations of 1% Ag/WO₃ under visible light indicated a high degradation efficiency. …”

Performance of Monofacial and Bifacial Silicon Heterojunction Modules under Desert Conditions and the Impact of PV Soiling by Amir A. Abdallah (11183642)

“…Moreover, the bifacial module was found to be less sensitive to the PV soiling than the monofacial module. The results showed that the frequency of module cleaning could be reduced for the bifacial module compared with the monofacial module, resulting in a remarkable decrease in the module cleaning cost and PV site Operation and Maintenance cost.…”

Design and analysis of PV fed high-voltage gain DC-DC converter using PI and NN controllers by Madisa V.G., Varaprasad

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Optimal Energy Dispatch Engine for PV-DG-ESS Hybrid Power Plants Considering Battery Degradation and Carbon Emissions by Laith Kanaan (21632714)

“…To test the performance of the developed model, real-time load and photovoltaic (PV) data were used in conjunction with a PV-DG-ESS hybrid plant. …”

Determining the influencing factors in the residential rooftop solar photovoltaic systems adoption: Evidence from a survey in Qatar by Omar F. Alrawi (19418938)

“…<p>Renewable energy sources have developed rapidly, decreased in cost, and proven to have the potential to limit global warming. …”

Exendin-4 alleviates steatosis in an in vitro cell model by lowering FABP1 and FOXA1 expression via the Wnt/-catenin signaling pathway by Olfa Khalifa (10914452)

“…Additionally, after β-catenin silencing, OA treatment significantly increased the expression of nuclear transcription factors SREBP-1 and TCF4, whereas Ex-4 significantly decreased this upregulation. …”

Rooftop Photovoltaic Systems Adoption Using a Sequential Mixed Methods Approach in Qatar by Omar Alrawi (18060856)

“…Rooftop and building-integrated photovoltaic (PV) systems are ideal for collecting solar energy. …”

A new method for improving the solar photovoltaic unit efficiency through neem oil as coolant medium for high power applications—an experimental investigation by Karthikeyan Ganesan (269200)

“…Thus, the critical outcomes of the monocrystalline and polycrystalline PV panels are to decrease the panel temperature by 2.29% and 4.34%, respectively, and enhance the efficiency of the PV panels by 15.0% and 17.8%, respectively.…”

A pathway to 25% reduction in greenhouse gas emission by 2030 using GIS-Based multi-criteria decision making for renewables, date palm (phoenix dactylifera), and carbon credits: a... by Hazrat Bilal (7367477)

“…Also, while Qatar has the potential to meet 20% of its energy demand by 2030 from renewable sources by using solar PV and wind, this will only account for a 14.28% reduction in overall emissions. …”

Long non-coding RNA MALAT1 promotes steatosis in HepG2 cells by modulating target gene expression in presence of Exendin-4 by Olfa Khalifa (10914452)

“…Concurrently, Ex-4 significantly lowered the expression levels of De novo lipogenesis genes such as SREBP-1, SCD-1and ACC. …”

Grid integration of renewable energy in Qatar: Potentials and limitations by Eric C. Okonkwo (14151060)

“…The results show that large-scale installations of renewable energy technologies can decrease the emission rate from electricity production at a relatively lower cost. …”

Thermal energy storage with phase change materials to increase the efficiency of solar photovoltaic modules by Torsten Klemm (19691671)

“…<p>Thermal management is an essential design part for the application of solar photovoltaic (PV) modules, especially in hot regions in the Middle East. …”

Ablation of LAT2 Transporter Causes Intramuscular Glutamine Accumulation and Inhibition of Fasting‐Induced Proteolysis by Meritxell Espino‐Guarch (22565774)

“…Decreased proteolysis in LAT2KO animals was associated with increased mTORC1 translocation to the lysosome (mTORC1‐Lamp1 colocalization in fasted LAT2KO muscles was 1.23‐fold, <i>p</i> < 0.0001). …”

Antibacterial Properties of Polysulfone Membranes Blended with Arabic Gum by Souhir Sabri (9553808)

“…A pronounced decrease in bacterial attachment was seen in the field emission scanning electron microscopy (FESEM) images for PS/AG membrane samples compared to both commercial (Microdyn-Nadir) and bare PS (without AG) membranes. …”

Deep Learning-Based Fault Diagnosis of Photovoltaic Systems: A Comprehensive Review and Enhancement Prospects by Majdi Mansouri (16869885)

“…These faults may affect the different system components such as PV modules, connection lines, converters/inverters, which can lead to a decrease in the efficiency, performance, and further system collapse. …”

Evaluation of the cementite morphology influence on the hydrogen induced crack nucleation and propagation path in carbon steels by Shabnam Karimi (19457575)

“…The ECCB tests were performed in H-free and two H charging steps with −1050 mV and −1550 mV charging potential versus Ag/AgCl reference electrode. The results show that both materials are resistant to crack initiation in the H-free condition while under −1050 mV charging, crack propagates through the grain boundaries in a tortuous path in spheroidite mi-crostructure and the lamellar microstructure displayed a higher strength with small cracks propagating through both the grain boundaries and the lamellas. …”

Mirizzi Syndrome: Mastering the Challenge, Characterization and Management Outcomes in a Retrospective Study of 60 Cases by Yousef Yahia (19756989)

“…Laparoscopic cholecystectomy was the most common surgical approach (76.7%), particularly in type 1 (79.6%), and decreased to 50% in advanced types. Hepaticojejunostomy was more common in the advanced types.…”

Investigation of the Effect of Exendin-4 on Oleic Acid-Induced Steatosis in HepG2 Cells Using Fourier Transform Infrared Spectroscopy by Olfa Khalifa (10914452)

“…Analysis of the Oil Red O staining showed that Ex-4 significantly reduces steatosis. This reduction was confirmed by FTIR analysis, as the phospholipid band (C=O) at 1740 cm−1 in Ex-4 treated cells is significantly decreased compared to steatotic cells. …”