Browsing by Title
Now showing items 26339-26358 of 49153
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Water treatment technologies in removing heavy metal ions from wastewater: A review
( Elsevier , 2022 , Article)The scarcity of clean water resources leads to many scientific and technological advancements in wastewater treatment processes. The recalcitrance of heavy metals in wastewater has been proven to be a challenging concern. ... -
Water, energy and food supply security in the Gulf Cooperation Council (GCC) countries-A risk perspective
( MDPI AG , 2019 , Article Review)Supply systems for water, energy and food in the Gulf region are becoming highly interlinked. In the last decades, interdependence was evident in the increase of coproduction plants and the cross-sectoral resource use ... -
Water-pipe smoking and serum testosterone levels in adult males in Qatar.
( European Publishing , 2019 , Article)Water-pipe (WP) smoking is the most common method of tobacco consumption in the Middle-East and is rapidly spreading on a global scale. Although, water-pipe smoking is linked to various diseases, such as emphysema and ... -
Water-Pipe Smoking Exposure Deregulates a Set of Genes Associated with Human Head and Neck Cancer Development and Prognosis.
( MDPI , 2020 , Article)Water-pipe smoking (WPS) is becoming the most popular form of tobacco use among the youth, especially in the Middle East, replacing cigarettes rapidly and becoming a major risk of tobacco addiction worldwide. Smoke from ... -
Water-pipe smoking promotes epithelial-mesenchymal transition and invasion of human breast cancer cells via ERK1/ERK2 pathways.
( BioMed Central Ltd. , 2018 , Article)With the increasing popularity of water-pipe smoking (WPS), it is critical to comprehend how WPS may affect women's health. The main goal of this study is to identify the potential outcome of WPS on human breast cancer ... -
Water-Repellent Finish on Cotton Fabric by Plasma technique Using Sulfur Hexafluoride SF6
( Qatar University Young Scientists Center - Qatar University , 2024 , Conference Paper)In order to make cotton fabric resistant to water, a radio-frequency plasma system was utilized to treat the fabric with SF6 etching at a low pressure of 0.5 mbar and a flow rate of 200 sccm. The efficacy of the water-repellent ... -
Watermain Breaks in Hong Kong: Causes and Consequences
( Qatar University Press , 2023 , Conference Paper)Watermain failure is a complex problem associated with significant socio-economic and environmental impacts. The complexity of this problem originates from many factors of physical, operational, and environmental nature. ... -
Watermarking: A review of software and hardware techniques
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)Watermarking is a well-known technique traditionally used in banknotes and other documents to discourage counterfeiting. It usually consists of semi-transparent symbols embedded on paper. Similar concepts were applied to ... -
Watermelon rinds as cost-efficient adsorbent for acridine orange: a response surface methodological approach
( Springer Nature , 2023 , Article)In the current investigation, watermelon rinds (WMR) have been utilized as an eco-friendly and cost-efficient adsorbent for acridine orange (AO) from contaminated water samples. Adsorption of AO onto raw (RWM) and thermally ... -
Water‐Energy‐Food Security Nexus in the Eastern Nile Basin: Assessing the Potential of Transboundary Regional Cooperation
( John Wiley & Sons, Inc , 2017 , Book chapter)With increasing demands and pressures on energy, food, and water resources in the region of the Eastern Nile basin, development projects and also potential for conflict along the Nile waters have increased. This study ... -
Wave propagation analysis of porous functionally graded curved beams in the thermal environment
( Techno-Press , 2021 , Article)In the present paper, wave propagation behavior of porous temperature-dependent functionally graded curved beams within the thermal environment is analyzed for the first time. A recently-developed method is utilized which ... -
Wave Propagation Identification of Viscoelastic and Metallic Mechanical Metamaterials
(2021 , Dissertation)Mechanical Metamaterials (MMs) are artificially engineered composites which have unconventional mechanical properties that stem from their microstructural geometry rather than from their chemical composition. Several studies ... -
Wave propagation in double helical rods
( Elsevier , 2020 , Article)The propagation of waves in helical rods has been studied extensively. However, studying the wave propagation in double helical rods have received less attention although this can be useful in multiple fields of science ... -
Wave Scattering and Power Flow in Straight-Helical-Straight Waveguide Structure
( World Scientific Publishing Co. Pte Ltd , 2019 , Article)The knowledge of wave scattering and power flow in waveguide structures is important for many engineering applications. In this paper, power flow and scattering in a straight-helical-straight waveguide structure are ... -
Wavelet Denoising Based on the MAP Estimation Using the BKF Prior With Application to Images and EEG Signals
( IEEE , 2013 , Article)This paper presents a novel nonparametric Bayesian estimator for signal and image denoising in the wavelet domain. This approach uses a prior model of the wavelet coefficients designed to capture the sparseness of the ... -
Wavelet Transform with Histogram-Based Threshold Estimation for Online Partial Discharge Signal Denoising
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Article)Online condition assessment of the power system devices and apparatus is considered vital for robust operation, where partial discharge (PD) detection is employed as a diagnosis tool. PD measurements, however, are corrupted ...
