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السجلات المعروضة 4126 -- 4145 من 4726
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The use of Smartphone Audio and Artificial Intelligence to diagnose several health diseases
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)Artificial intelligence (AI) has made significant progress in various fields, including healthcare. However, its implementation faces challenges such as precision, resilience, and interpretability. AI algorithms rely on ... -
The World Cup and Human Rights in Qatar: A Catalyst for Change?
( Gulf Studies center - College of Arts & Sciences - Qatar University , 2022 , Conference Paper)Hosting massive sporting events like the World Cup is a massive accomplishment for a state like Qatar. Regardless of the economic benefits, it forces Qatar to create infrastructure and improve the nation's landscape, but ... -
Theoretical and experimental insights into the C-steel aqueous corrosion inhibition at elevated temperatures in 1.0M HCl via multi-carbonyl Gemini cationic surfactants
( De Gruyter (O) , 2023 , Article)Despite corrosion being an inevitable process, researchers strive to control corrosion. In this study, our goal was to prepare two amido Gemini cationic surfactants, LAPG and MAPG, each with different alkyl chains and ... -
Theoretical insight into effect of cation–anion pairs on CO2 reduction on bismuth electrocatalysts
( Elsevier , 2020 , Article)This study presents theoretical insight into the mechanism of the CO2 reduction reaction (CO2RR) to formic acid (HCOOH) on Bi (012) surfaces in the presence of alkali metal cations (M+: Cs+, K+, and Li+) and/or halide ... -
Theoretical investigation of the oxygen bond dissociation energies in graphene oxide
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)The theoretical vibrational spectrum, oxygen bond dissociation energies (BDE), atomic charges and hydrogen bonding has been investigated using wB97XD/6-31g(d) method of calculation. The order of BDE for C-O comes in the ... -
Theoretical Studies of a Silica Functionalized Acrylamide for Calcium Scale Inhibition
( MDPI , 2022 , Article)The calcium carbonate (CaCO3 ) scale is one of the most common oilfield scales and oil and gas production bane. CaCO3 scale can lead to a sudden halt in production or, worst-case scenario, accidents; therefore, CaCO3 scale ... -
Theoretical studies of methane adsorption on Silica-Kaolinite interface for shale reservoir application
( Elsevier B.V. , 2021 , Article)Shale gas is mostly made up of methane and is currently being exploited in fulfilling the world's energy demands. Density Functional Theory (DFT) and Molecular Dynamics (MD) techniques are employed for understanding methane ... -
The therapeutic effects of Ficus carica extract as antioxidant and anticancer agent
( Elsevier , 2021 , Article)Natural extracted ingredients are evolutionarily selected molecules and are used to control inflammation, and cancerous progression and transformation. Several studies have evaluated the beneficial properties of certain ... -
Therapeutic potential of flavonoids in cancer: ROS-mediated mechanisms
( Elsevier , 2022 , Article)Cancer is a leading cause of morbidity and mortality around the globe. Reactive oxygen species (ROS) play contradicting roles in cancer incidence and progression. Antioxidants have attracted attention as emerging therapeutic ... -
Therapeutic potential of human olfactory bulb neural stem cells for spinal cord injury in rats.
( Nature Publishing Group , 2016 , Article)STUDY DESIGN: Adult human olfactory bulb neural stem cells (OBNSCs) were isolated from human patients undergoing craniotomy for tumor resection. They were genetically engineered to overexpresses green fluorescent protein ... -
The therapeutic potential of matcha tea: A critical review on human and animal studies
( Elsevier , 2023 , Article Review)Matcha is a powdered form of Japanese green tea that has been gaining global popularity recently. Matcha tea has various health benefits, including an enhancing effect on cognitive function, cardio-metabolic health, and ... -
Thermal and mechanical characterization of injection moulded high density polyethylene/paraffin wax blends as phase change materials
( Elsevier Ltd , 2014 , Article)Thermal and mechanical properties of blends based on high density polyethylene and paraffin wax were investigated. The blends were prepared from 5 to 50vol. % of paraffin wax employing a twin-screw extruder. Thermal behaviour ... -
Thermal and mechanical properties of injection molded recycled high density polyethylene blends with virgin isotactic polypropylene
( Elsevier, Ltd , 2013 , Article)Polymer blending has become an important field in polymer research and especially in the area of recycling. In this research the target was to reduce the polymer waste problem. Therefore, recycled high density polyethylene ... -
Thermal and mechanical properties of PP/HDPE/wood powder and MAPP/HDPE/wood powder polymer blend composites.
( Elsevier , 2017 , Article)The morphology and properties of blends of PP/HDPE and MAPP/HDPE blends, and their composites with wood powder, were investigated in this paper. The blends showed two-phase morphologies, and MAPP interacted better than ... -
Thermal and mechanical stability of microwave sintered cold compact bismuth telluride thermoelectric material
( Elsevier , 2022 , Article)Both p-type and n-type bismuth telluride (Bi2Te3)-based thermoelectric materials demonstrate high thermoelectric efficiency in the low-temperature thermoelectric modules, but their constrained thermal and mechanical stability ... -
Thermal behavior and post-heating fracture characteristics of polypropylene microfiber-reinforced geopolymer binders
( Elsevier , 2022 , Article)This paper investigated the post-heating behavior of fly ash-based geopolymer binders reinforced with polypropylene (PP) microfibers. Geopolymer binders with different fiber contents including 0%, 0.05%, 0.1%, and 0.2% by ... -
Thermal characterization of phase change materials based on linear low-density polyethylene, paraffin wax and expanded graphite
( Elsevier Ltd , 2016 , Article)Thermal characterization of Phase Change Materials (PCMs) based on linear low-density polyethylene (LLDPE), paraffin wax (W) and expanded graphite (EG) is reported in this paper. Investigated PCMs showed high potential for ... -
Thermal characterization of polymer matrix composites containing microencapsulated paraffin in solid or liquid state
( Elsevier Ltd , 2014 , Article)This work focuses on the study of heat transfer mechanisms in composites materials which may be used for Latent Heat Thermal Energy Storage applications. These composites contain phase change material (PCM) which can absorb ... -
Thermal degradation of aqueous amine/amino acid solutions in the presence and absence of CO 2
( Institute of Physics Publishing , 2018 , Conference Paper)The stability to thermal degradation of aqueous solutions of methyldiethanolamine (MDEA) and their mixtures with glycine (Gly), in the absence and the presence of CO 2 , was investigated by Gas chromatography-flame ionization ... -
Thermal insitu analyses of multicomponent pyrophosphate cathodes materials
( Electrochemical Science Group , 2015 , Article)Development of secondary batteries based on abundant and inexpensive elements are vital. Amongvarious alternative choices, sodium-ion batteries (NIBs) are promising because of plentiful resourcesand low costs of sodium ...