Showing 501 - 520 results of 738 for search '(( 20 10 decrease ) OR ( 5 ((((step decrease) OR (we decrease))) OR (mean decrease)) ))', query time: 0.26s Refine Results
  1. 501

    Combined effects of treated domestic wastewater, fly ash, and calcium nitrite toward concrete sustainability by Abushanab, Abdelrahman

    Published 2021
    “…The optimum FA replacement ratio was observed at 20 wt%. The addition of CN was shown to deteriorate the strength and durability properties of freshwater concrete by 10%-39%. …”
    Get full text
    Get full text
  2. 502

    Development of an Air-Cooled Induction Manifold for Diesel Engines in Hot and Humid Climate by Elrentisy, Mohamed H.

    Published 2022
    “…It was found that running the diesel engine at 20 °C inlet air temperature compared with 45 °C, the average ambient air temperature during summer in Qatar could increase the in-cylinder peak pressure by 10%, and the volumetric efficiency of the engine by 8.5%. …”
    Get full text
    Get full text
    Get full text
  3. 503

    INVESTIGATING THE IMPACT AND MECHANICAL PROPERTIES OF RECLAIMED RUBBER AND SAWDUST COMPOSITE by MATAR, MOHAMMED S. A.

    Published 2022
    “…Reclaimed rubber composites of different wood content were manufactured for performance evaluation. Samples of 0, 1, 5, 10, 15, and 20% weight content of sawdust were manufactured and tested to understand the effect of wood content on performance. …”
    Get full text
  4. 504
  5. 505
  6. 506
  7. 507
  8. 508

    Health in times of uncertainty in the eastern Mediterranean region, 1990–2013: a systematic analysis for the Global Burden of Disease Study 2013 by Mokdad, Ali H

    Published 2016
    “…In this systematic analysis, we use data from GBD 2013 to analyse the burden of disease and injuries in the eastern Mediterranean region specifically. …”
    Get full text
    Get full text
    Get full text
  9. 509
  10. 510
  11. 511

    Flexural Capacity of Sustainable RC Beams Manufactured with Treated Wastewater, RCA, and Fly Ash by Abushanab, Abdelrahman

    Published 2023
    “…In addition, TWW and RCA decreased the beams' ductility by 10% and 16%, respectively. …”
    Get full text
    Get full text
  12. 512

    Performance of sustainable concrete incorporating treated domestic wastewater, RCA, and fly ash by Abushanab, Abdelrahman

    Published 2022
    “…In addition, RCA decreased concrete compressive and flexural strengths by 21% and 10%, respectively, compared to natural aggregate concrete. …”
    Get full text
    Get full text
  13. 513
  14. 514
  15. 515

    Textile-Reinforced Mortar (TRM) System as a Strengthening Technique on Reinforced Concrete Beams by Afzal, Muhammad Shekaib

    Published 2016
    “…Similarly the average values of energy absorption for using PBO as strengthening material were 2.0 × , 1.0 × and 1.5 × for “ρ” _“s” ^“1” “ = 0.5%,” “ρ” _“s” ^“2” “ = 0.72% and” “ρ” _“s” ^“3” “ = 1.27%” specimens respectively to that of the control specimen. …”
    Get full text
    Get full text
  16. 516
  17. 517

    Health in times of uncertainty in the eastern Mediterranean region, 1990–2013: a systematic analysis for the Global Burden of Disease Study 2013 by Mokdad, Ali H

    Published 2016
    “…In this systematic analysis, we use data from GBD 2013 to analyse the burden of disease and injuries in the eastern Mediterranean region specifically. …”
    Get full text
    Get full text
    Get full text
    article
  18. 518
  19. 519

    Turning point in COVID-19 severity and fatality during the pandemic: a national cohort study in Qatar by Chemaitelly, Hiam

    Published 2023
    “…Among all severe, critical and fatal cases, 99.5% occurred during the primary infection. Cumulative incidence of fatal COVID-19 was 0.042% (95% CI 0.036% to 0.050%), with an incidence rate of 0.13 (95% CI 0.11 to 0.16) per 1000 person years. …”
    Get full text
    Get full text
  20. 520