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السجلات المعروضة 16837 -- 16856 من 17779

    • Water demand in Qatar: Future trends and conservation scenarios 

      Khalifa, A . A.; Al - Maadid, A .; Caporin, M . ( European Water Resources Association (EWRA) , 2019 , Article)
      We model water consumption in the market segment that compose the Qatari water market. We link water consumption to population growth. Building on the estimated model, we develop long-range ...

    • Water harvesting cube 

      Ferwari, M. Salim ( Springer Nature , 2019 , Article)
      Water scarcity is at the center of the world's greatest challenges, including famine, disease, and sustainable development. In many countries, there are active researches aimed at improving the supply of fresh water through ...

    • Water resources assessment at El-Arish area, using remote sensing and GIS, North Sinai, Egypt 

      Kaiser, M.F.; Geriesh, M.H. ( IEEE , 2008 , Conference Paper)
      This research aims at to analyse the pattern and rate of shoreline changes at the El-Arish area during the period 1984-2006, which represents the time at which the El-Arish harbour has affected along the coastline. Detecting ...

    • Water reuse: Brackish water desalination using Prosopis juliflora 

      Al-Ghouti M.A.; Razavi M.M. ( Elsevier B.V. , 2020 , Article)
      Prosopis juliflora is a plant species that have the potential to yield significant environmental and economic benefits. It is used widely as a source of biofuel, food, feed and as an adsorbent in water treatment. In this ...

    • Water stress and gibberellic acid effects on growth of fenugreek plants 

      Alhadi, Fatima Ahmad; Yasseen, Bassam Taha; Jabr, Mahmoud ( Springer Berlin / Heidelberg , 1998 , Article)
      Fenugreek plant is susceptible to water stress during the vegetative growth stages, since a soil matric potential lower than -0.3 MPa causes substantial reduction in growth parameters such as height, weight and total leaf ...

    • Water treatment technologies in removing heavy metal ions from wastewater: A review 

      Saleh, Tawfik A.; Mustaqeem, Mujahid; Khaled, Mazen ( 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-pipe smoking and serum testosterone levels in adult males in Qatar. 

      Haik, Mahmoud Y; Ashour, Anas A; Alahmad, Yaman F M; Al-Ishaq, Fajer A; Saad, Mona M; ... more authors ( 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. 

      López-Ozuna, Vanessa M; Gupta, Ishita; Kiow, Ryan Liu Chen; Matanes, Emad; Kheraldine, Hadeel; ... more authors ( 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. 

      Sadek, Khaled W; Haik, Mahmoud Y; Ashour, Anas A; Baloch, Tahira; Aboulkassim, Tahar; ... more authors ( 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 ...

    • Watermain Breaks in Hong Kong: Causes and Consequences 

      Ahmad, Tayyab; Shaban, Ibrahim; Zayed, Tarek ( 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. ...

    • Watermelon rinds as cost-efficient adsorbent for acridine orange: a response surface methodological approach 

      El-Shafie, Ahmed S.; Hassan, Siham S.; Akther, Nuri; El-Azazy, Marwa ( 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 ...

    • Wave propagation analysis of porous functionally graded curved beams in the thermal environment 

      Xu, Xinli; Zhang, Chunwei; Musharavati, Farayi; Sebaey, Tamer A.; Khan, Afrasyab ( 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 in double helical rods 

      Jamil, Renno; Sassi, Sadok; Gowid, Samer ( 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 

      Renno J.; Søndergaard N.; Sassi S.; Paurobally M.R. ( 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 

      Boubchir, Larbi; Boashash, Boualem ( 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 

      Hussein, Ramy; Shaban, Khaled Bashir; El-Hag, Ayman H. ( 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 ...

    • Wavelet-based Encoding Scheme for Controlling Size of Compressed ECG Segments in Telecardiology Systems 

      Al-Busaidi, Asiya M.; Khriji, Lazhar; Touati, Farid; Rasid, Mohd Fadlee; Mnaouer, Adel Ben ( Springer New York LLC , 2017 , Article)
      One of the major issues in time-critical medical applications using wireless technology is the size of the payload packet, which is generally designed to be very small to improve the transmission process. Using small packets ...

    • Wavelet-based multiscale filtering of genomic data 

      Nounou, M.; Nounou, H.; Meskin, Nader; Datta, A. ( IEEE Computer Society , 2012 , Conference Paper)
      Measured biological data are a rich source of information about the biological phenomena they represent. For example, time-series genomic or metabolic microarray data can be used to construct dynamic genetic regulatory ...

    • A wavelet-based passive islanding detection technique 

      Fayyad, Yara; Ben-Brahim, Lazhar ( IEEE , 2012 , Conference Paper)
      Distribution power systems are radial in nature. Power flows in one direction from the utility to the load. Most protection, monitoring, and control devices are designed based on this unidirectional flow of power. Distributed ...

    • A Way Forward for Ethics Education in Business: A Case from the Middle East 

      A. Al-Thani, Aljwhara; Al-Madhoun, Maryam Y.; . Saadullah, Shahriar M.; Anam, Ousama A. ( NeilsonJournals Publishing , 2017 , Article)
      The objective of this study is to review the performance of business students in ethics assessments and suggest enhancements to the ethics curriculum. Data triangulation method was used to gather the data. First, data ...