يعرض 581 - 600 نتائج من 720 نتيجة بحث عن '(( 50 ((nn decrease) OR (a decrease)) ) OR ((( 20 1 decrease ) OR ( a step decrease ))))*', وقت الاستعلام: 0.16s تنقيح النتائج
  1. 581

    An evidence base for school health policy during the covid-19 pandemic حسب Badran, S.

    منشور في 2021
    "…Further data suggested decreased childhood transmission from respiratory droplets and a low viral load among children. …"
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  2. 582

    The Visibility of Disabilities within Pharmacy Program Recruitment Material. حسب Hussain, Farhat Naz

    منشور في 2020
    "…Targeted recruitment of students with disabilities is a novel area in pharmacy education and may help to attract qualified students in light of decreasing applicant numbers. …"
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  3. 583
  4. 584
  5. 585
  6. 586

    Structural and magnetic properties of Ni1-xZnxFe 2O4 (x=0, 0.5 and 1) nanopowders prepared by sol-gel method حسب Gao P.

    منشور في 2013
    "…A series of nanostructured Ni-Zn ferrites Ni1-xZn xFe2O4 (x=0, 0.5 and 1) with a grain size from 24 to 65 nm have been prepared with a sol-gel method. …"
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  7. 587
  8. 588
  9. 589
  10. 590
  11. 591
  12. 592

    Synthesis of silica supported ni and cu catalyst for carbon dioxide methanation reaction حسب Aheed, Ahmed

    منشور في 2019
    "…The activity and product selectivity and stability for methanation reaction on Ni/SiO2 and Cu/SiO2 catalysts have been evaluated using a flow reactor between 50ºC - 650ºC. The as-synthesized catalysts were characterized using XRD, SEM, TEM to understand the structural properties. …"
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  13. 593
  14. 594
  15. 595

    Optimization of the Biotreatment of GTL Process Water Using Pseudomonas aeruginosa Immobilized in PVA Hydrogel حسب Ahmed, Somaya A.

    منشور في 2022
    "…However, by increasing the liquid flow rate from 2.1 to 4.2 mL/min and back to 2.1 mL/min, the COD reduction decreased from 66% to 39%. …"
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  16. 596

    Fluid-Structure-Acoustic coupling analysis for external laminar and turbulent fluid flows حسب Tohid, Adibi

    منشور في 2023
    "…The results indicate that the transmission loss is 27% more at the elastic plate’s highest position. By decreasing the length of the elastic plate by 50%, the mean transmission loss is reduced by 9%. …"
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    article
  17. 597
  18. 598
  19. 599

    Role of organic cation in modern lead-based perovskites حسب Alwarappan G.

    منشور في 2019
    "…It is observed that the organic cation reduces the unit cell volume of the outer metal halide structure from approximately 9–20% for different perovskite materials. The peak optical absorption also correspondingly decreases by a significant margin, ranging from about 40–60%.…"
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  20. 600

    Algal-algal bioflocculation enhances the recovery efficiency of Picochlorum sp. QUCCCM130 with low auto-settling capacity حسب Saadaoui, I.

    منشور في 2023
    "…QUCCCM31 and Tetraselmis sp. QUCCCM50 presenting a cell size of ∼2 μm, ∼5 μm, and ∼15 μm, respectively, were selected to be subjected to the harvesting optimisation experiments. …"
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