يعرض 621 - 640 نتائج من 714 نتيجة بحث عن '(( 50 ((per decrease) OR (((mean decrease) OR (a decrease)))) ) OR ( 2 c decrease ))', وقت الاستعلام: 0.20s تنقيح النتائج
  1. 621

    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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  2. 622
  3. 623
  4. 624
  5. 625
  6. 626
  7. 627

    Degraded Arid Soil Reclamation for Cotton Cultivation Using Organic Waste Amendments حسب Kogbara, Reginald

    منشور في 2024
    "…The days to germination were 2, 9, and 11, while the days to flowering were 61, 92, and 77 for the cow dung compost, biosludge, and fertilizer treatments, respectively. …"
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  8. 628
  9. 629
  10. 630
  11. 631

    Long-term performance analysis and power prediction of PV technology in the State of Qatar حسب Touati F.

    منشور في 2017
    "…Results show that due to panel dusting for eight months, the PV output power decreased by 50%. Also, owing to lower ambient temperatures, clearer sky and cleaner panels due to occasional rainfall, the PV panels show higher output power in Winter than in Summer season. …"
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  12. 632

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

    منشور في 2022
    "…For the emissions, there was a considerable reduction rate in NOx emissions with about 83% at 20 °C as well as a 50% reduction in hydrocarbon (HC) emissions compared with 45 °C. …"
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  13. 633

    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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  14. 634

    SAR and molecular mechanism studies of monoamine oxidase inhibition by selected chalcone analogs حسب Shalaby, Raed

    منشور في 2019
    "…The present study describes the synthesis of a series of 22 chalcone analogs. These compounds were evaluated as potential human MAO-A and MAO-B inhibitors. …"
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  15. 635
  16. 636
  17. 637
  18. 638

    Effect of biochars produced from solid organic municipal waste on soil quality parameters حسب Randolph, P.

    منشور في 2017
    "…Three sets of pyrolysis temperatures (350, 500, and 750 °C) and 3 sets of pyrolysis residence time (2, 4 and 6 h) were used for biochar preparation.The biochar yield was in the range of 21–62% across all feedstocks and pyrolysis conditions. …"
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  19. 639
  20. 640