يعرض 1 - 20 نتائج من 123 نتيجة بحث عن '(( 5 ppm decrease ) OR ((( 50 ng decrease ) OR ((( 10 ng decrease ) OR ( 10 nm decrease ))))))', وقت الاستعلام: 0.21s تنقيح النتائج
  1. 1
  2. 2
  3. 3
  4. 4
  5. 5
  6. 6
  7. 7

    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
  8. 8

    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
  9. 9
  10. 10

    The Separation of Emulsified Water/Oil Mixtures through Adsorption on Plasma-Treated Polyethylene Powder حسب Abdulkareem, Asma

    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
  11. 11

    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
  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
  14. 14

    The spectral and morphological studies of the conductive polyaniline thin film derivatives by the in situ copolymerization حسب Waware, Umesh S.

    منشور في 2017
    "…The particle size varies in the range of 5–10,000 nm for polyaniline while in case of copolymer it lies in a narrow range of 100–150.…"
    احصل على النص الكامل
    احصل على النص الكامل
  15. 15
  16. 16
  17. 17

    Novel fluorinated surfactants for enhanced oil recovery in carbonate reservoirs حسب Al-Amodi, Adel O.

    منشور في 2016
    "…Core flooding experiments showed 42 % additional oil recovery using 2.5 g/L (2500 ppm) HPAM and 0.001 g/g (0.1 mass%) amphoteric surfactant at 90 °C.…"
    احصل على النص الكامل
    احصل على النص الكامل
  18. 18
  19. 19

    Experimental investigation on the compressibility of Al/Al2O3 nanocomposites حسب Wagih, Ahmed

    منشور في 2016
    "…The results showed that the grain size of milled powders was about 43 nm with a noticeable presence of agglomerates at 10 wt.% of Al2O3. …"
    احصل على النص الكامل
    احصل على النص الكامل
  20. 20

    Curcumin a Colorimetric and Fluorimetric Cyanide Probe in Aqueous System and Living Cells حسب Hijji, Yousef

    منشور في 2019
    "…Cyanide causes a dramatic color change of the curcumin solution (acetonitrile : water 90 : 10) from bright yellow to dark orange. It causes dramatic spectral changes in the UV-vis spectrum of curcumin by the decrease in the absorption band intensity at 421 nm and a concomitant appearance of a strong band at 520 nm. …"
    احصل على النص الكامل
    احصل على النص الكامل