يعرض 461 - 480 نتائج من 928 نتيجة بحث عن '(( 50 (((peter OR per) decrease) OR (mean decrease)) ) OR ( 5 ((we decrease) OR (a decrease)) ))', وقت الاستعلام: 0.19s تنقيح النتائج
  1. 461

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

    منشور في 1994
    "…m sediment fraction. There is a general trend for all Hg species determined in water and sediments to decrease seaward. …"
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  2. 462
  3. 463
  4. 464
  5. 465

    Structural, wear and thermal behaviour of Cu–Al2O3–graphite hybrid metal matrix composites حسب Mittal, P.

    منشور في 2020
    "…Copper matrix composites with Al2O3–graphite reinforcement (0.5-0.5, 1.0-1.0, 1.5-1.5 and 2.0-2.0 wt%) were prepared by stir casting process. …"
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  6. 466

    Impact of Pulsed Dielectrophoretic Supply on the Function of Microorganisms in Membrane Bioreactors حسب Larbi B.

    منشور في 2018
    "…This study aims to investigate the effect of dielectrophoretic (DEP) force on microorganisms' viability in a membrane bioreactor (MBR). The impact of different electrical potentials (5-150 V) and different exposure durations (20-120 min) on the viability of microorganisms were studied. …"
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  7. 467
  8. 468
  9. 469

    Climatology and variability of wind speeds along the southwest coast of India derived from Climate Forecast System Reanalysis winds حسب Abdulla, Cheriyeri Poyil

    منشور في 2022
    "…The study reveals significant decreasing trends in annual mean wind speeds, of the order of −2.0 to −2.5 cm·s−1·year−1, for the period 1979–2019. …"
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  10. 470
  11. 471

    Thermally conductive polyethylene/expanded graphite composites as heat transfer surface: Mechanical, thermo-physical and surface behavior حسب Sobolčiak, Patrik

    منشور في 2020
    "…This enhanced surface wettability was retained over a long time with only a 9% and 18% decrease in RF and corona plasma-treated samples' surface energy after two months. …"
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  12. 472

    Development of Internally Pressurized Composite/Metallic/Composite Hybrid Pipes حسب Alabtah, Fatima Ghassan

    منشور في 2021
    "…The testing results showed significant improvement in the internal pressure capacity compared to the conventional steel pipes. Fourth, a detailed evaluation of fiber type’s effect on the electrochemical corrosion aspects in different highly corrosive solutions, 0.5 M NaCl, 0.5 M HCl, and 0.5 M H2SO4, was presented. …"
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  13. 473

    Estimating and decomposing changes in the White–Black homeownership gap from 2005 to 2011 حسب Seah, Kiat Ying

    منشور في 2015
    "…In fact, we find that the gap decreased for households that were the least likely to own and remained unchanged for households that were the most likely to own, and that Black households with around a 50% probability of homeownership were especially vulnerable to the crisis. …"
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  14. 474

    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 blue shift in the band indicates that there is a decrease in the extent of conjugation system along the copolymer. …"
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  15. 475
  16. 476
  17. 477
  18. 478

    Tobacco Use and Its Health Effects among Professional Athletes in Qatar حسب Chaabane, Zaina

    منشور في 2016
    "…The objective of the study was to determine the effects of tobacco use on selected markers of health and lung function in professional athletes. A total of 108 male professional athletes participated in the study from ten ball game teams in the same sport league in Qatar (age = 26.4 ± 5.1 yrs, height = 190.6 ± 11.9 cm, and weight = 91.5 ± 16.4 kg). …"
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  19. 479

    Assessment of Urban Heat Islands Based on the Relationship Between Land Surface Temperature and Land Use/Land Cover in Greater Doha حسب Siddiqui, Simil Amir

    منشور في 2020
    "…Furthermore %LULC of built up, vegetation, barren land, marsh land and water body were 29%, 4.5%, 58.6%, 2.8% and 5% in 2000 and 56.5 %, 8.2%, 33.2 %, 0% and 2.1% in 2019 respectively. …"
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  20. 480

    Study the efficiency of Ultrasonic Technology in Removal of Algae from Surface Waters حسب Maarouf, Alaa

    منشور في 2024
    "…The dominant algae genus was identified using a light microscope, and ultrasound waves with a low frequency of 40 kHz and a power density of 0.024 W/cm³ were applied at different time intervals (0 – 80 minutes) at time intervals of 5 minutes. …"
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