Browsing by Title

Now showing items 3573-3592 of 48073

    • The Behavior Of Molasses As A Microbial Nutrient In The Absence Of Microbes 

      Khairy, M.; Al-Awad, Musaed N.; Al-Saddique, Mohammed; Al-Misned, Omar A.; Shebl, M. ( Qatar University , 2000 , Article)
      In this work the effect of molasses, as a bacterial nutrient, on the pH and surface tension of the aqueous phase, IFT, and phase behavior after one week contact time was studied at 60°C. The results have shown that the pH ...

    • Behavioral determinants potentially influencing COVID-19 vaccine acceptance among pharmacy professionals in Qatar: a nationwide survey using the Theoretical Domains Framework 

      Al Hail, Moza; Thomas, Binny; Elkassem, Wessam; Al Anany, Rasha; Tarannum, Asma; ... more authors ( Hamad bin Khalifa University Press (HBKU Press) , 2022 , Article)
      Background: There is a paucity of robust, theory-based research investigating vaccination behavior. 1 Using Theoretical Domains Framework (TDF), the study aimed to explore the key behavioral determinants influencing vaccine ...

    • Behaviour and associated determinants of COVID-19 vaccine acceptance and advocacy: a nationwide survey of pharmacy professionals in Qatar 

      Al Hail, Moza; Abdulrouf, Pallivalapila; Stewart, Derek; Elkassem, Wessam; Singh, Rajvir; ... more authors ( Taylor and Francis Group , 2023 , Article)
      Background: Vaccine hesitancy poses a global challenge and is acknowledged to be a complex, multifactorial phenomenon. Of particular concern is hesitancy among health professionals, as this may also impact their advocacy ...

    • Behaviour of fibre reinforced concrete using steel slag coarse aggregate produced in Qatar 

      Alnahhal, Wael ( EDP Sciences , 2017 , Conference Paper)
      The state of Qatar suffers from the shortage of natural resources needed for concrete production. Therefore, it is essential to investigate the feasibility of using by-product recycled materials as aggregates to maintain ...

    • Behaviour of Grey Cast Iron Under Combined Bending and Tension 

      Shawki, G. S. A. ( Qatar University , 1989 , Article)
      This paper deals with the strength of grey cast iron components subjected to combined bending and tension, this case of loading being met in C-frames and clamps, crane hooks and various eccentrically—loaded protruding ...

    • Behaviour of RC beams strengthened in shear using near surface embedded FRCM 

      Ebead U.; Wakjira T.G. ( Institute of Physics Publishing , 2018 , Conference Paper)
      This paper presents an experimental study on the efficacy of a lately introduced "near surface embedded" technique (NSE) for fabric reinforced cementitious matrix (FRCM) for the strengthening of reinforced concrete (RC) ...

    • Behavioural intention to use fully autonomous vehicles: Instrumental, symbolic, and affective motives 

      Benleulmi, Ahmed Ziad; Ramdani, Boumediene ( Elsevier Ltd. , 2022 , Article)
      Autonomous Vehicles (AVs) have the potential to transform the transportation industry with significant economic, social and environmental benefits. However, the mass deployment of AVs depends on public desire to use them. ...

    • Behind the scene ( Graduation Ceremony 2013 ) 

      ( Qatar University , 2013 , Video)

    • Being socially responsible: How green self-identity and locus of control impact green purchasing intentions? 

      Sharma, Nitika; Lal, Madan; Goel, Pooja; Sharma, Anuj; Rana, Nripendra P. ( Elsevier , 2022 , Article)
      This paper investigates the influence of green self-identity (GSI) and two attributes of locus of control, namely external environmental locus of control (ExLOC) and pro-environmental locus of control (PELOC), to predict ...

    • A Beit Umar dress 

    • Belief in fate and self-efficacy in road safety advertising based on guilt: An explanation based on negotiable fate 

      Becheur I.; Guizani H.; Shaaban K. ( Elsevier Australia , 2019 , Article)
      This study examines the effectiveness of using guilt in road safety advertising among young populations characterized as having high levels of belief in fate, and refutes the positive relationship between belief in fate ...

    • Belief perseverance in students’ perceptions of accounting in a distance-learning environment: evidence from a GCC university 

      Elsayed, Nader ( Emerald , 2022 , Article)
      Purpose: By drawing on Belief Perseverance Theory (BPT), this study investigates the pre- and post-perceptions of the First Accounting Course (FAC) differentiating between accounting and non-accounting students in a virtual ...

    • Bellini-style prayer rug from the early 16th century 

    • BEMD-3DCNN-based method for COVID-19 detection 

      Riahi, A.; Elharrouss, O.; Al-Maadeed, Somaya ( Elsevier Ltd , 2022 , Article)
      The coronavirus outbreak continues to spread around the world and no one knows when it will stop. Therefore, from the first day of the identification of the virus in Wuhan, China, scientists have launched numerous research ...

    • Bench-scale and packed bed sorption of methylene blue using treated olive pomace and charcoal 

      Banat, F.; Al-Asheh, S.; Al-Ahmad, R.; Bni-Khalid, F. ( Elsevier Ltd , 2006 , Article)
      A combination of olive pomace after solvent extraction and charcoal produced from the solid waste of olive oil press industry was used as an adsorbent for the removal of methylene blue (MB) dye from aqueous solutions. Batch ...

    • Benchmark database for fine-grained image classification of benthic macroinvertebrates 

      Raitoharju J.; Riabchenko E.; Ahmad I.; Iosifidis A.; Gabbouj M.; ... more authors ( Elsevier Ltd , 2018 , Article)
      Managing the water quality of freshwaters is a crucial task worldwide. One of the most used methods to biomonitor water quality is to sample benthic macroinvertebrate communities, in particular to examine the presence and ...

    • Benchmarking plant diversity of Palaearctic grasslands and other open habitats 

      Biurrun, Idoia; Pielech, Remigiusz; Dembicz, Iwona; Gillet, François; Kozub, Łukasz; ... more authors ( Wiley , 2021 , Article)
      Aims Understanding fine-grain diversity patterns across large spatial extents is fundamental for macroecological research and biodiversity conservation. Using the GrassPlot database, we provide benchmarks of fine-grain ...

    • Benchmarking the Self-Assembly of Surfactin Biosurfactant at the Liquid–Air Interface to those of Synthetic Surfactants 

      Onaizi, Sagheer A.; Nasser, M.S.; Al-Lagtah, Nasir M.A. ( Springer-Verlag , 2016 , Article)
      The adsorption of surfactin, a lipopeptide biosurfactant, at the liquid–air interface has been investigated in this work. The maximum adsorption density and the nature and the extent of lateral interaction between the ...

    • Beneficial effect of carbon nanotubes on membrane properties for fuel cell application 

      Khawla Mozamil, Mustafa; Alsaydeh, Sajeda Adnan Mutlaq; Zaidi, Syed Javaid ( Elsevier , 2019 , Book chapter)
      Due to growing environmental problems, fuel cells have attracted worldwide attention as a promising alternative clean-energy source. A number of scientific groups are working to develop the fuel cell and make it a viable ...

    • Beneficial effect of shot peening on steamside oxidation of 300-series austenitic steels: An electrochemical study 

      Bystriansk V.; Krausova A.; Macak J.; Dd J.; Eltai E.; ... more authors ( Elsevier B.V. , 2018 , Article)
      The formation of a protective oxide ensures the good corrosion resistance of austenitic steels in high temperature steam. However after long-term interaction even the protective oxide may tend to exfoliate and cause ...