يعرض 281 - 300 نتائج من 1,034 نتيجة بحث عن '(( 19 1 decrease ) OR ( 5 ((step decrease) OR (((mean decrease) OR (a decrease)))) ))', وقت الاستعلام: 0.43s تنقيح النتائج
  1. 281
  2. 282

    Improved properties of Al-Si3N4 nanocomposites fabricated through a microwave sintering and hot extrusion process حسب Matli, Penchal Reddy

    منشور في 2017
    "…In this study, nano-sized Si3N4 (0, 0.5, 1.0 and 1.5 vol%)/Al composites were fabricated using a powder metallurgy method involving microwave sintering technique followed by hot extrusion. …"
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  3. 283

    MODEL PREDICTIVE CONTROL STRATEGY FOR LEAKAGE CURRENT REDUCTION IN PHOTOVOLTAIC SYSTEMS: A STUDY ON PUC AND CSC INVERTER TOPOLOGIES حسب ABU-HUMAID, AHMED TEYSEER JABER

    منشور في 2024
    "…In the case of a CSC inverter, it decreases from 360 mA to 140 mA, which is below 300 mA as per the DIN VDE 0126-1-1 standard. …"
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  4. 284

    Burden of disease scenarios for 204 countries and territories, 2022–2050: a forecasting analysis for the Global Burden of Disease Study 2021 حسب Stein Emil, Vollset

    منشور في 2024
    "…Using the Shared Socioeconomic Pathways climate scenarios SSP2-4.5 as reference and SSP1-1.9 as an optimistic alternative in the Safer Environment scenario, we accounted for climate change impact on health by using the most recent Intergovernmental Panel on Climate Change temperature forecasts and published trajectories of ambient air pollution for the same two scenarios. …"
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  5. 285

    Burden of disease scenarios for 204 countries and territories, 2022–2050: a forecasting analysis for the Global Burden of Disease Study 2021 حسب Stein Emil, Vollset

    منشور في 2024
    "…Using the Shared Socioeconomic Pathways climate scenarios SSP2-4.5 as reference and SSP1-1.9 as an optimistic alternative in the Safer Environment scenario, we accounted for climate change impact on health by using the most recent Intergovernmental Panel on Climate Change temperature forecasts and published trajectories of ambient air pollution for the same two scenarios. …"
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    article
  6. 286

    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 heterogeneous transesterification delivered a yield of 81.6% at 5 wt% catalyst concentration and 12:1 methanol to oil molar ratio. …"
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  7. 287

    Cobalt phthalocyanine as a novel molecular recognition reagent for batch and flow injection potentiometric and spectrophotometric determination of anionic surfactants حسب El-Nemma, Eman M.

    منشور في 2008
    "…Under batch mode of operation, the sensor displays a near-Nernstian slope of −56.5 mV decade−1, wide response linear range of 7.8 × 10−4 to 8.0 × 10−7 mol L−1, lower detection limit of 2.5 × 10−7 mol L−1 and exhibits high selectivity for anionic surfactants in the presence of many common ions. …"
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  8. 288

    RIGOROUS SIMULATION AND OPTIMIZATION OF THE COLD SECTION IN A REAL LNG PLANT: UPFRONT NITROGEN REMOVAL AS PROCESS ENHANCING CONCEPT حسب MKACHER, HAJER

    منشور في 2023
    "…Qatar, as one of the largest LNG exporters with a 22% global share, announced in 2020 a plan to increase the production capacity by more than 60% over the next five years. …"
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  9. 289

    Effects of polyphenol-rich traditional herbal teas on obesity and oxidative stress in rats fed a high-fat–sugar diet حسب Iftikhar, Neelam

    منشور في 2022
    "…A significant decrease in the levels of serum TC, TG, LDL, and VLDL was observed in all the treatment groups in comparison with the HFSDC group. …"
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  10. 290
  11. 291

    An experimental study on achieving even-frosting for an air source heat pump using a novel dual-fan outdoor coil حسب Bai, Xiaoxia

    منشور في 2022
    "…Besides, as tTIAO values were decreased from 15 mins to 10 mins for both fans, and to 6 mins for Fan A and 8 mins for Fan B, heating/frosting operation duration was increased by 8.9% and 19.4%, respectively, at a higher and , as compared to those using the traditional single-fan outdoor coil. …"
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  12. 292
  13. 293

    An enhanced distance-dependent electric field model for contact-separation triboelectric nanogenerator: Air-breakdown limit as a case study حسب Ahmed, Anas A.

    منشور في 2023
    "…The maximum surface charge density that can be obtained without air breakdown was predicted to be lateral sizedependent. It shows a monotonical decrease from 51.94 to 33.59 µC/m2 with a lateral size increase from 0.5 to 10 cm. …"
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  14. 294

    Synthesis and characterization of Sm3+-doped ZnO nanoparticles via a sol–gel method and their photocatalytic application حسب Ba-Abbad, Muneer M.

    منشور في 2018
    "…It was noticed that in the presence of samarium ions, the band gap slightly changed from the 3.198 eV of ZnO to 3.288 eV for samarium-doped ZnO with enhanced absorption in the UV region. …"
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  15. 295

    The Association between Zinc and Copper Circulating Levels and Cardiometabolic Risk Factors in Adults: A Study of Qatar Biobank Data حسب Kerkadi, Abdelhamid

    منشور في 2021
    "…High Zn/Cu ratio increased the prevalence of low HDL (4.508; p < 0.001) and MetS (5.570; p < 0.01). These findings suggest that high plasma Cu levels are associated with a protective effect on DBP, HDL and MetS and that high plasma Zn/Cu ratio is associated with the risk of having low HDL and MetS.…"
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  16. 296

    A robust experimental-based artificial neural network approach for photovoltaic maximum power point identification considering electrical, thermal and meteorological impact حسب Gowid, Samer

    منشور في 2020
    "…Nonetheless, the consideration of irradiance, electrical, thermal, and weather parameters (scenario IV) yielded higher identification accuracy. The results showed a decrease in the MSE of Vmp by 74.3% (from 1.6 V to 0.411 V), and in the MSE of Imp by 95% (from 4.4e−6 A to 2.16e−7 A), respectively. …"
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  17. 297

    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
    "…Furthermore, for SC1 nanofluid emulsions, CO and HC emissions are drastically decreased by 48.19–62.05% and 15.34–60.94% compared to pure diesel fuel, respectively. …"
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  18. 298
  19. 299
  20. 300

    Greensporone C, a Freshwater Fungal Secondary Metabolite Induces Mitochondrial-Mediated Apoptotic Cell Death in Leukemic Cell Lines حسب Prabhu K.S.

    منشور في 2018
    "…Antitumor activity of greensporone C (GC), a new resorcylic acid lactone isolated from an organic extract of a culture of a Halenospora sp. freshwater fungus, was subjected for screening against a panel of leukemic cell lines (K562, U937, and AR320). …"
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