يعرض 1 - 20 نتائج من 73 نتيجة بحث عن '(((( 50 ppm decrease ) OR ((( 50 ng decrease ) OR ( 50 mg decrease ))))) OR ( 5 ppm decrease ))*', وقت الاستعلام: 0.20s تنقيح النتائج
  1. 1

    Biocorrosion behavior of biodegradable nanocomposite fibers coated layer-by-layer on AM50 magnesium implant حسب Abdal-hay, Abdalla

    منشور في 2016
    "…The results showed that the AJS 3D membrane fiber layers, particularly the hybrid membrane layers containing a small amount of nHA (3wt.%), induce a higher biocorrosion resistance and effectively decrease the initial degradation rate compared with the neat AM50 coupon samples. …"
    احصل على النص الكامل
    احصل على النص الكامل
  2. 2
  3. 3
  4. 4

    Impact of trace noble metals on the catalytic performance of LaNiMgO towards methane dry reforming حسب Mohamed, Assem T.

    منشور في 2024
    "…On the other hand, LaNiMgO-Pd depicted rapid decay in the CO2 conversion from 68.3 % to 49.3 % and the CH4 conversion felled from 66.5 % to 41.5 % after 50h. …"
    احصل على النص الكامل
    احصل على النص الكامل
    احصل على النص الكامل
    article
  5. 5
  6. 6
  7. 7
  8. 8
  9. 9

    The separation of emulsified water/oil mixtures through adsorption on plasma-treated polyethylene powder حسب Abdulkareem A.

    منشور في 2021
    "…The efficiency of the plasma-treated LDPE powder in oil removal was found to be dependent on the initial oil concentration. It decreased from 96.7% to 79.5% as the initial oil concentration increased from 75 ppm to 200 ppm. …"
    احصل على النص الكامل
    احصل على النص الكامل
  10. 10

    Development of pH-Controlled Aluminum-Based Polymeric Gel for Conformance Control in Sour Gas Reservoirs حسب Shamlooh M.

    منشور في 2020
    "…Moreover, the system showed good stability in saline conditions with NaCl concentration of up to 50,000 ppm. Scanning electron microscopy of freeze-dried samples proved the uniform distribution of colloidal crosslinkers and showed sheets wrapping around the colloidal particles. …"
    احصل على النص الكامل
    احصل على النص الكامل
    احصل على النص الكامل
  11. 11

    Mercury pollution in doha (Qatar) coastal environment حسب Al-Madfa, H.

    منشور في 1994
    "…1). Organic Hg (0.6 ng L?1) contributed only 5.0% of total Hg. Mercury showed a strong tendency to be associated with suspended matter in Doha coastal waters, as it represented about 73.0% of the total. …"
    احصل على النص الكامل
    احصل على النص الكامل
  12. 12

    Optimization of performance and emission characteristics of CI engine fueled with Jatropha biodiesel produced using a heterogeneous catalyst (CaO) حسب Singh, A.

    منشور في 2020
    "…The optimum performance and emission characteristics (BP, BTHE, HC and NOx) are found to be 2.258 KW, 29.05%, 6.31 ppm, and 159.5 ppm respectively. The performance of B20 fueled engine was almost comparable to that of diesel fuel. …"
    احصل على النص الكامل
    احصل على النص الكامل
  13. 13

    Study of diesel-biodiesel blends combustion and emission characteristics in a CI engine by adding nanoparticles of Mn (II) supramolecular complex حسب Elkelawy, M.

    منشور في 2020
    "…X-ray diffraction of one crystal, a spectroscopy technique and transmission electron microscopy (TEM) have been entirely examined for the structure formation of SC1. Adding 50, 100, and 150 ppm of SC1 with hydrogen peroxide (H2O2) is used to prepare the nanofluids emulsions. …"
    احصل على النص الكامل
    احصل على النص الكامل
  14. 14

    Enhancing the Remediation Capacity of Mercury Ions from Fluorescent Lamp Using Roasted Date Pits and Its Modified Forms حسب Al-Ghouti, Mohammad A.

    منشور في 2016
    "…Moreover, at pH 8 and pH 10, the adsorption decreased with an average Hg concentration of 3.5 and 8.01 ppm, respectively. …"
    احصل على النص الكامل
    احصل على النص الكامل
  15. 15

    Dynamics of Neisseria gonorrhoeae transmission among female sex workers and clients: A mathematical modeling study حسب Houssein H., Ayoub

    منشور في 2024
    "…Increasing condom use from 10 % to 50 % lowers NG prevalence among FSWs, clients, and their spouses from 12.2 % to 6.4 %, 1.2 % to 0.5 %, and 0.4 % to 0.2 %, respectively. …"
    احصل على النص الكامل
    احصل على النص الكامل
    احصل على النص الكامل
    article
  16. 16

    Growth and protein content of wheat kernels treated with three Growth regulators حسب Abo Hamed, S. A.

    منشور في 1993
    "…Also, kinetin at 50 and 100 mg/L caused an increase in grain fresh matter on 46 and 60 days post-anthesis. …"
    احصل على النص الكامل
  17. 17
  18. 18

    Application of magnetic nanoparticles for the removal of oil from oil-in-water emulsion: Regeneration/reuse of spent particles حسب Elmobarak W.F.

    منشور في 2021
    "…A lower DMNP of 5 mg/L recovered up to 55.6% of the oil, while increasing the DMNP > 50 mg/L did not significantly affect the %ηdem nor the %Roil. …"
    احصل على النص الكامل
    احصل على النص الكامل
  19. 19

    Assessment of SnO2 nanoparticles' impact on the growth of Picochlorum maculatum algae حسب Bounnit, Touria

    منشور في 2022
    "…To determine the effect of SnO2 nanoparticles on Picochlorum maculatum - isolated from a Qatar marine environment, algal growth media are amended with different nanoparticle concentrations (1, 5, 25, 50, and 100 mg L−1) and the culture was observed for 72 h. …"
    احصل على النص الكامل
    احصل على النص الكامل
    احصل على النص الكامل
  20. 20

    The Expression of TBC1 Domain Family, Member 4 (TBC1D4) in Skeletal Muscles of Insulin-Resistant Mice in Response to Sulforaphane حسب Rizk, Nasser M

    منشور في 2020
    "…Methodology: C57BL/6 mice (n=20) were fed with a high fat diet (60%) for 16 weeks to generate diet induced obese (DIO) mice with body weights between 45–50 gm. Thereafter, DIO mice received either SFN (5mg/kg BW) (n=10) or vehicle (n=10) as controls daily by intraperitoneal injections for four weeks. …"
    احصل على النص الكامل
    احصل على النص الكامل