Now showing items 1396-1415 of 16862

    • An evaluation of image-based structural health monitoring using integrated unmanned aerial vehicle platform 

      Akbar, Muhammad Ali; Qidwai, Uvais; Jahanshahi, Mohammad R. ( John Wiley and Sons Ltd , 2019 , Article)
      Increasing number of skyscrapers along with the large number of tall bridges in the urban setting throughout the world also increases the demand of robust and autonomously controlled structural health monitoring (SHM) in ...
    • An Evaluation of the COVID-19 Pandemic and Perceived Social Distancing Policies in Relation to Planning, Selecting, and Preparing Healthy Meals: An Observational Study in 38 Countries Worldwide 

      Backer, C.D.; Teunissen, L.; Cuykx, I.; Decorte, P.; Pabian, S.; ... more authors ( Frontiers Media S.A. , 2021 , Article)
      Objectives: To examine changes in planning, selecting, and preparing healthy foods in relation to personal factors (time, money, stress) and social distancing policies during the COVID-19 crisis. Methods: Using cross-sectional ...
    • An evaluation of the translation of continuing education into diabetes public health care by pharmacists 

      Wilbur, Kerry; Shabana, Sara; Maraghi, Fatima; ElMubark, Alaa; Kheir, Nadir ( Springer Netherlands , 2017 , Article)
      Background Pharmacists are assuming greater public health roles and partaking in continuing education to advance knowledge and skills necessary for the provision of this patient care. Objective We sought to determine what ...
    • An Event-Triggered Robust Attitude Control of Flexible Spacecraft With Modified Rodrigues Parameters Under Limited Communication 

      Amrr, Syed Muhammad; Un Nabi, Mashuq; Iqbal, Atif ( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)
      The attitude regulation of spacecraft using continuous time execution of the control law is not always affordable for the low-cost satellites with limited wireless resources. Of late, within the ambit of control of systems ...
    • An evidence base for school health policy during the covid-19 pandemic 

      Badran, S.; Musa, O.A.H.; Al-Maadeed, S.; Toft, E.; Doi, S.A. ( Paris Scholar Publishing , 2021 , Article)
      Objective: Children represent a small fraction of confirmed COVID-19 cases, with a low case fatality rate (CFR). In this paper, we lay out an evidence-based policy for reopening schools. Methods: We gathered age-specific ...
    • An evolutionary game theoretic approach for cooperative spectrum sensing 

      Salama A.M.; Alali A.; Mohamed A. ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)
      Many spectrum sensing techniques have been proposed to allow a secondary user (SU) to utilize a primary user's (PU) spectrum through opportunistic access. However, few of them have considered the tradeoff between accuracy ...
    • An exact algorithm for the single machine problem with unavailability periods 

      Gharbi, Anis; Labidi, Mohamed; Haouari, Mohamed ( Inderscience Publishers , 2015 , Article)
      We investigate the single machine scheduling problem with job release dates and due dates, and multiple planned unavailability time periods. This problem arises in the context of machine scheduling with planned preventive ...
    • An exact approach for the multicommodity network optimization problem with a step cost function 

      Mejri I.; Haouari M.; Layeb S.B.; Mansour F.Z. ( EDP Sciences , 2019 , Article)
      We investigate the Multicommodity Network Optimization Problem with a Step Cost Function (MNOP-SCF) where the available facilities to be installed on the edges have discrete step-increasing cost and capacity functions. ...
    • An examination of factors that influence the number of information security policy violations in Qatari organizations 

      Al-Mukahal H.M.; Alshare K. ( Emerald Group Publishing Ltd. , 2015 , Article)
      Purpose: This paper aims to investigate factors that impact the number of information security policy violations in Qatari organizations and to examine the moderating effect of Hofstede's cultural dimensions on the ...
    • An examination of the e-commerce technology drivers in the real estate industry 

      Al Abdallah G.M.; Abou-Moghli A.A.; Al-Thani A.H. ( LLC CPC Business Perspectives , 2018 , Article)
      This study examined the factors that drive e-commerce technology adoption in the real estate industry in Qatar using the Technology Acceptance Model 3 (TAM3) and sought to analyze the relationship between perceived usefulness, ...
    • An Examination of the Employment Preparedness, Job Satisfaction, and Impact in the Workplace of Qatar University Pharmacy Alumni: A Mixed Methods Study 

      Al-Nuaimi, Mounyah Waiel; Abidi, Ranin; Mukhalalati, Banan; El-Awaisi, Alla; Awaisu, Ahmed; ... more authors ( Qatar University Press , 2021 , Poster)
      Introduction: The level of alumni's job satisfaction and preparedness has been found to affect the impact in the workplace. Little is known about alumni's employment experience in Qatar. Objective: The aim of this study ...
    • An Experience of Using a Handwriting Haptic Device to Fine-Tune the Children Motor Skills 

      Zakraoui, Jezia; Al Maadeed, Sumaya; Abou El-Seoud, Samir; Saleh, Moutaz; Al Ja'am, Jihad ( Springer Science and Business Media Deutschland GmbH , 2023 , Conference Paper)
      Handwriting can help children to improve their learning of a language and fine-tune their motor skills. Every child needs to develop her/his handwriting skill to grasp new concepts appropriately and learn the language ...
    • An experience to develop a web portal about the historical and archeological sites in qatar 

      AlJa'am, Jihad Mohamad; AlSaady, Mahmoud; AlMarri, Mohammad; Al-Kuwari, Hassan ( IEEE Computer Society , 2010 , Conference Paper)
      Qatar is located in the heart of the Arabian Peninsula. The country possesses many magnificent historical and archaeological sites which are the common heritage and history of the Arab and Muslim people. However, a little ...
    • An Experimental and Kinetic Study of the Sorption of Carbon Dioxide onto Amine-Treated Oil Fly Ash 

      Saad, Mohammed A.; Al-Marri, Mohammed J.; Yaumi, Ali L.; Hussein, Ibnelwaleed A.; Shawabkeh, Reyad ( Hindawi Publishing Corporation , 2016 , Article)
      A new CO2 adsorbent is produced from waste oil fly ash (OFA). Ammonium hydroxide solution is used to convert OFA to activated carbon. Then, the product is used for the adsorption of CO2 from a nitrogen/carbon dioxide ...
    • An experimental investigation into crushing behavior of radially stiffened GFRP composite tubes 

      Mahdi, E.; Sebaey, T.A. ( Elsevier Ltd , 2014 , Article)
      State-of-the-art studies of the crushing of composite tubes reveal different factors affecting their crashworthiness. Of those factors, the geometrical property of the tube is of great interest. In the current study, four ...
    • An experimental performance evaluation of the hybrid FSO/RF 

      Touati A.; Touati F.; Abdaoui A.; Khandakar A.; Hussain S.J.; ... more authors ( SPIE , 2017 , Conference Paper)
      This paper is a first attempt to study the effects of atmospheric turbulences on hybrid free space optics/ radio frequency (FSO/RF) transmission system in Doha, Qatar. The state of Qatar is characterized by a Mediterranean ...
    • An experimental study of the amphibious robot inspired by biological duck foot 

      Kashem S.B.A.; Jawed S.; Ahmed J.; Iqbal A. ( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)
      A lot of issues are faced in the exploration due to complexity of terrain and/or unexpected environment, due to which many places are left unmapped. The aim of this project is to design and develop an amphibious robot which ...
    • An experimental study on the effect of using gas-to-liquid (GTL) fuel on diesel engine performance and emissions 

      Bassiony, M. A.; Ibrahim, Amr; El-Kassaby, M. M. ( Elsevier B.V. , 2016 , Article)
      Gas to Liquid (GTL) fuel is considered one of the most propitious clean alternative fuels for the diesel engines. The aim of this study was to experimentally compare the performance and emissions of a diesel engine fueled ...
    • An experimental validation of numerical model for top-hat tubular structure subjected to axial crush 

      Abdulqadir, Samer Fakhri; Tarlochan, Faris ( MDPI AG , 2021 , Article)
      Vehicle crashworthiness is an important aspect to consider when designing a vehicle to ensure the safety of the occupants. Besides this, vehicles are also designed to reduce weight for better fuel economics. One possible ...
    • An exploration of accounting information system's role in SMEs failure triangular 

      Mohammad A.A. ( Inderscience Enterprises Ltd. , 2018 , Article)
      High rates of SMEs failure in recent years question whether and how information system can help in raising financial awareness? To address this question, the present paper seeks to empirically explore the relationship ...