يعرض 621 - 640 نتائج من 699 نتيجة بحث عن '(( 50 ((nn decrease) OR (a decrease)) ) OR ((( 20 1 decrease ) OR ( a stem decrease ))))*', وقت الاستعلام: 0.16s تنقيح النتائج
  1. 621
  2. 622

    Biochar of spent coffee grounds as per se and impregnated with tio2: Promising waste-derived adsorbents for balofloxacin حسب El-Azazy, Marwa

    منشور في 2021
    "…BET analysis indicated that the impregnation with TiO2 has increased the surface area (50.54 m2 /g) and decreased the pore size and volume. …"
    احصل على النص الكامل
    احصل على النص الكامل
    احصل على النص الكامل
  3. 623
  4. 624

    Microbially induced calcite precipitation in calcareous soils by endogenous Bacillus cereus, at high pH and harsh weather حسب Oualha, Meriam

    منشور في 2020
    "…However, Qatari soils are characterized with high carbonate contents exceeding 20%, high alkalinity and fluctuations of temperature and aeration. …"
    احصل على النص الكامل
    احصل على النص الكامل
  5. 625
  6. 626

    Effect of electroless bath composition on the mechanical, chemical, and electrochemical properties of new NiP-C 3 N 4 nanocomposite coatings حسب Fayyad E.M.

    منشور في 2019
    "…It has an efficiency of approximately 96% that decreased gradually, losing about only 2% after one week and 20% after one month of immersion time in the aforementioned chloride solution.…"
    احصل على النص الكامل
    احصل على النص الكامل
  7. 627

    Morphology, nucleation, and isothermal crystallization kinetics of poly(butylene succinate) mixed with a polycarbonate/MWCNTs masterbatch حسب Gumede, Thandi P.

    منشور في 2018
    "…The nanocomposites contained 0.5, 1.0, 2.0, and 4.0 wt% MWCNTs. Differential scanning calorimetry (DSC), small angle X-ray scattering (SAXS) and wide angle X-ray scattering (WAXS) results indicate that the blends are partially miscible, hence they form two phases (i.e., PC-rich and PBS-rich phases). …"
    احصل على النص الكامل
    احصل على النص الكامل
  8. 628
  9. 629
  10. 630
  11. 631
  12. 632
  13. 633
  14. 634
  15. 635
  16. 636
  17. 637
  18. 638
  19. 639
  20. 640