يعرض 641 - 660 نتائج من 1,764 نتيجة بحث عن '(( 4 w decrease ) OR ( 10 (((peter OR per) decrease) OR (((a decrease) OR (mean decrease)))) ))*', وقت الاستعلام: 0.25s تنقيح النتائج
  1. 641

    Improvement of heat sink performance using paraffin/graphite/hydrogel phase change composite coating حسب Sreedevi, Paramparambath

    منشور في 2022
    "…The W-G-H composite coated solar panel displayed a surface temperature that was near ∼4 °C lower than the bare solar panel while operating. …"
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    article
  2. 642
  3. 643

    Trends in prevalence of depression and anxiety symptoms and effects of sociodemographic variables before and after the first wave of COVID-19 in Qatar حسب Khaled, Salma M.

    منشور في 2022
    "…The data for 2020/21 showed a 35.1% and 29.2% decrease in depression and anxiety symptoms scores compared to pre-pandemic years (2017/2018) after adjusting for sociodemographic factors. …"
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  4. 644
  5. 645
  6. 646

    Short-term greenhouse emission lowering effect of biochars from solid organic municipal wastes حسب Rehrah D.

    منشور في 2018
    "…Two biochars produced from mixed materials at 300–500 °C for 2 h and used at 0.5–1% application rate performed the best in enhancing soil fertility parameters. A significant decrease in CO2 emission was observed in vials with soil–biochar mixtures, especially for biochars produced at 500 °C compared the corresponding raw materials which exhibited an exponential increase in the CO2 emission. …"
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  7. 647
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  9. 649

    Tailoring electrocatalytic properties of Pt nanoparticles grown on Ti3C2Tx MXene surface حسب Filip, Jaroslav

    منشور في 2019
    "…Composites containing 14 wt% Pt showed HER with an onset potential of −75.9 mV and a current density of −10 mA cm−2 achieved at −226 mV. …"
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  10. 650

    EPIDEMIOLOGY OF CHLAMYDIA TRACHOMATIS IN LATIN AMERICA AND THE CARIBBEAN: SYSTEMATIC REVIEW, META-ANALYSES, AND META-REGRESSIONS حسب ABU-EL-RUZ, RASHA

    منشور في 2022
    "…We conducted random-effects meta-regressions to identify sources of heterogeneity and possible predictors of high prevalence. Results: The pooled-mean urogenital CT prevalence was 8.2% (95% CI: 7.5-9.1) for general populations, 14.0% (95%CI: 12.7-15.4) for female sex workers, 10.8% (95% CI: 8.4-13.4) for men who have sex with men, male sex workers, and transgenders, 16.1% (95% CI: 12.6-19.8) for symptomatic women, 25.4 (95% CI: 18.6-38.5) for symptomatic men, 9.7% (95%CI: 6.1-14) for HIV-positive individuals and individuals in HIV-discordant couples, and 11.9% (95 CI: 8.5-15.8) for STI clinic attendees. …"
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  11. 651
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  15. 655

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

    منشور في 2016
    "…However, betaine‐based co‐surfactant reduced the IFT to 10−3 mN/m. An adsorption isotherm showed that the maximum adsorption of surfactant‐A was 1 mg per g of rock. …"
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  16. 656
  17. 657
  18. 658

    Absorption of CO2 in aqueous blend of methyldiethanolamine and arginine حسب Talkhan, Ahmed Gomaa

    منشور في 2020
    "…The study was carried out at different mixing ratios of MDEA and Arg at a total concentration of 2 moles per litre. The CO2 partial pressure varied from about 10 to 100 kPa, and the temperature varied from 293 K to 323 K. …"
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  19. 659
  20. 660