يعرض 641 - 660 نتائج من 817 نتيجة بحث عن '(( 50 ((ms decrease) OR (a decrease)) ) OR ((( 1 b decrease ) OR ( 2 step decrease ))))*', وقت الاستعلام: 0.23s تنقيح النتائج
  1. 641
  2. 642
  3. 643
  4. 644
  5. 645

    Fish communities and environmental variables during dry season in Pampanga estuary (Philippines) حسب Abroguena, Jeff Bogart R.

    منشور في 2020
    "…The aims were: (a) to examine the variations of fish diversity and community structure, in relation to neap and spring tides and estuary zones and; (b) to examine the influence of environmental variables on fish communities. …"
    احصل على النص الكامل
    احصل على النص الكامل
    احصل على النص الكامل
  6. 646
  7. 647
  8. 648

    Synthesis of silica supported ni and cu catalyst for carbon dioxide methanation reaction حسب Aheed, Ahmed

    منشور في 2019
    "…The activity and product selectivity and stability for methanation reaction on Ni/SiO2 and Cu/SiO2 catalysts have been evaluated using a flow reactor between 50ºC - 650ºC. The as-synthesized catalysts were characterized using XRD, SEM, TEM to understand the structural properties. …"
    احصل على النص الكامل
  9. 649

    Fluid-Structure-Acoustic coupling analysis for external laminar and turbulent fluid flows حسب Tohid, Adibi

    منشور في 2023
    "…The results indicate that the transmission loss is 27% more at the elastic plate’s highest position. By decreasing the length of the elastic plate by 50%, the mean transmission loss is reduced by 9%. …"
    احصل على النص الكامل
    احصل على النص الكامل
    احصل على النص الكامل
    article
  10. 650
  11. 651

    Enhanced oil recovery using hyperbranched polyglycerol polymer-coated silica nanoparticles حسب Elmobarak W.F.

    منشور في 2021
    "…The adsorption of oil on the PSiMNPs follows Freundlich isotherm with maximum adsorption capacity (qmax) of 192.8 g/mg and Langmuir constant (b) of 28.06 mg/L for Coil = 900 mg/L. The qmax of the recycled PSiMNPs slightly decreased to 189.08 g/mg. …"
    احصل على النص الكامل
    احصل على النص الكامل
  12. 652
  13. 653
  14. 654

    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. …"
    احصل على النص الكامل
    احصل على النص الكامل
  15. 655

    Selective adsorption of carbon dioxide, methane and nitrogen using resorcinol-formaldehyde-xerogel activated carbon حسب Awadallah, Ahmed

    منشور في 2017
    "…Adsorption/desorption isotherms of CO2, CH4, and N2 gases onto RF-ACX adsorbent were measured gravimetrically by a magnetic suspension microbalance at five different temperatures (20, 30, 40, 50 and 60 °C) in the pressure range of 0–1 MPa. …"
    احصل على النص الكامل
    احصل على النص الكامل
  16. 656

    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. …"
    احصل على النص الكامل
    احصل على النص الكامل
  17. 657
  18. 658
  19. 659
  20. 660

    Vertical zonation and functional diversity of fish assemblages revealed by ROV videos at oil platforms in The Gulf حسب Ben-Hamadou, Radhouan

    منشور في 2018
    "…Several trends were found in the vertical distribution of the fish community, most species were observed between 20 and 50 m depth and higher fish abundance recorded in the upper layers, down to 40 m depth and decreasing with depth. …"
    احصل على النص الكامل
    احصل على النص الكامل