Now showing items 64-83 of 666

    • Antihydrogen physics: Gravitation and spectroscopy in AEgIS 

      Ferragut, R.; Belov, A. S.; Bonomi, G.; Boscolo, I.; Brusa, R. S.; ... more authors ( Canadian science publishing , 2011 , Article)
      AEgIS (Antimatter experiment: gravity, interferometry, spectroscopy) is an experiment approved by CERN with the goal of studying antihydrogen physics. In AEgIS, antihydrogen will be produced by charge exchange reactions ...
    • Antioxidant and antihypertensive properties of phenolic-protein complexes in extracted protein fractions from Nigella damascena and Nigella arvensis 

      Alu'datt, Muhammad H.; Rababah, Taha; Alhamad, Mohammad N.; Gammoh, Sana; Ereifej, Khalil; ... more authors ( Elsevier , 2016 , Article)
      The study involved the investigation of the antioxidant and antihypertensive properties of the phenolic–protein complexes obtained from isolated protein fractions from Nigella damascena and Nigella arvensis. Protein fractions ...
    • Application of Balanced Acceptance Sampling to an Intertidal Survey 

      Abi, Naeimeh; Moradi, Mohammad; Salehi, Mohammad; Brown, Jennifer; Al-Khayat, Jassim A.; ... more authors ( De Gruyter Open Ltd , 2017 , Article)
      In ecological studies, the population of interest is often spread over a large area. In these studies, obtaining a sample with good spatial coverage is an important feature in the design of a survey. In most cases adjacent, ...
    • Application of garch model to forecast data and volatility of share price of energy (Study on adaro energy Tbk, LQ45) 

      Virginia E.; Ginting J.; Elfaki F.A.M. ( Econjournals , 2018 , Article)
      Most of the times, Economic and Financial data not only become highly volatile but also show heterogeneous variances (heteroscedasticity). The common method of the Box Jenkins cannot be used for data modeling as the method ...
    • Application of generalized differential transform method to multi-order fractional differential equations 

      Ertürk, Vedat Suak; Momani, Shaher; Odibat, Zaid ( Elsevier , 2007 , Article)
      In a recent paper [Odibat Z, Momani S, Erturk VS. Generalized differential transform method: application to differential equations of fractional order, Appl Math Comput. submitted for publication] the authors presented a ...
    • Application of Homotopy Perturbation Method to Singularly Perturbed Volterra Integral Equations 

      Alnasr, M.H.; Momani, Shaher ( Asian Network for Scientific Information , 2008 , Article)
      In this study, the Homotopy-Perturbation Method (HPM) proposed by J.-H. He is adopted for solving singularly perturbed Volterra integral equations (SVIEs). Three numerical examples are given to demonstrate the effectiveness ...
    • Application of homotopy-perturbation method to fractional IVPs 

      Abdulaziz, O.; Hashim, I.; Momani, S. ( Elsevier , 2008 , Article)
      Fractional initial-value problems (fIVPs) arise from many fields of physics and play a very important role in various branches of science and engineering. Finding accurate and efficient methods for solving fIVPs has become ...
    • Application of integral equations to simulating local fields in carbon nanotube reinforced composites 

      Mohamed M.S., Nasser; Kalmoun, El Mostafa ( Elsevier , 2020 , Book chapter)
      We consider the steady heat conduction problem within a thermal isotropic and homogeneous square ring composite reinforced by nonoverlapping and randomly distributed carbon nanotubes (CNTs). We treat the CNTs as rigid line ...
    • Application of solar PV in the building sector: Prospects and barriers in the GCC region 

      Ghaleb, Belal; Abbasi, Saddam Akber; Asif, Muhammad ( Elsevier , 2023 , Article)
      Solar Photovoltaic (PV) can make a significant contribution towards reducing the energy and environmental footprint of buildings. Helped by features like scalability, ease of use, and declining price, PV has become the ...
    • Applied surface Science: Preface 

      Al-Qaradawi, Ilham; Coleman, Paul ( Elsevier , 2006 , Other)
      not available
    • Approximate analytic solutions of transient nonlinear heat conduction with temperature-dependent thermal diffusivity 

      Mustafa, M.T.; Arif, A.F.M.; Masood, Khalid ( Hindawi Publishing Corporation , 2014 , Article)
      A new approach for generating approximate analytic solutions of transient nonlinear heat conduction problems is presented. It is based on an effective combination of Lie symmetry method, homotopy perturbation method, finite ...
    • Approximate solutions to the generalized time-fractional ito system 

      Jaradat, H. M.; Jaradat, Imad; Alquran, Marwan; Jaradat, M. M.M.; Mustafa, Zead; ... more authors ( Forum-Editrice Universitaria Udinese SRL , 2017 , Article)
      In this work, we consider the time-fractional version of the well-known integrable Ito system to study the effect of its fractional index "memory index". A modified approach of a relatively new method called residual power ...
    • Approximating the tail probabilities of the longest run in a sequence of Bernoulli trials 

      Baklizi A. ( Taylor and Francis Ltd. , 2018 , Article)
      We consider the longest run of either successes or failures in a sequence of (Formula presented.) Bernoulli trials. The exact distribution of this random variable is obtained using probability generating function techniques. ...
    • Aqueous electrolyte system for porous silicon using electrochemical anodization 

      Manoj, K. C.; Dubey, Mukul; Bills, Braden; Al-Qaradawi, Ilham Y.; Lamsal, Buddhi Sagar; ... more authors ( IEEE Xplore , 2013 , Conference Paper)
      Electrochemical anodization on n-type silicon was performed with silicon as anode and platinum as cathode in a weak-acid aqueous electrolyte containing orthophosphoric acid and ammonium fluoride. Anodization was carried ...
    • Artificial Neural Network versus Linear Models Forecasting Doha Stock Market 

      Yousif A.; Elfaki F. ( Institute of Physics Publishing , 2018 , Conference Paper)
      The purpose of this study is to determine the instability of Doha stock market and develop forecasting models. Linear time series models are used and compared with a nonlinear Artificial Neural Network (ANN) namely Multilayer ...
    • Assessing general education learning outcomes at Qatar University 

      Al-Thani, Shaikha Bint Jabor; Abdelmoneim, Ali; Cherif, Adel; Moukarzel, Dalal; Daoud, Khaled ( Emerald Group Publishing Ltd. , 2016 , Article)
      The purpose of this paper is to assess the effectiveness of a new general education program at Qatar University (QU) in achieving English writing and critical thinking outcomes. Design/methodology/approach Collegiate ...
    • Assessing spatial confounding in cancer disease mapping using R 

      Azevedo, Douglas R. M.; Bandyopadhyay, Dipankar; Prates, Marcos O.; Abdel-Salam, Abdel-Salam G.; Garcia, Dina ( Blackwell Publishing Ltd , 2020 , Article)
      Background: Exploring spatial patterns in the context of cancer disease mapping (DM) is a decisive approach to bring evidence of geographical tendencies in assessing disease status and progression. However, this framework ...
    • Assessing the Impact of Major Political and Institutional Factors on New Businesses: The Case of Qatar 

      Eid, Ashraf Galal; G. Abdul-Salam, Abdel Salam; Abdul Jaleel, Farasha ( Springer , 2022 , Book chapter)
      This chapter provides an assessment of the impact of the major political and institutional factors on establishing new businesses in the State of Qatar in the long run using the autoregressive distributed lag (ARDL) model. ...
    • Assessment of Student Learning Outcomes for Assurance of Learning at Qatar University 

      Daoud, Khaled A; Al-Thani, Shaikha Jabor ( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)
      From 2006 to 2012 Qatar University transitioned from doing no program level outcomes-based assessment of student learning to implementation of a robust, effective, and institutionally pervasive Student Learning Outcomes ...
    • Assessment of the Risk of Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Reinfection in an Intense Reexposure Setting 

      Abu-Raddad, Laith J.; Chemaitelly, Hiam; Malek, Joel A.; Ahmed, Ayeda A.; Mohamoud, Yasmin A.; ... more authors ( NLM (Medline) , 2021 , Article)
      BACKGROUND: Risk of reinfection with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is unknown. We assessed the risk and incidence rate of documented SARS-CoV-2 reinfection in a cohort of laboratory-confirmed ...