يعرض 301 - 320 نتائج من 1,765 نتيجة بحث عن '(( 5 ((wt decrease) OR (nn decrease)) ) OR ( 10 ((steer decrease) OR (a decrease)) ))', وقت الاستعلام: 0.18s تنقيح النتائج
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    Effect of Carbonyl Iron Particle Types on the Structure and Performance of Magnetorheological Elastomers: A Frequency and Strain Dependent Study حسب Salem, Ayman M. H.

    منشور في 2022
    "…Each MRE composition have three different concentrations, which is 5%, 10%, and 20% by volume. The dynamic properties of the fabricated samples are tested by compression oscillations on a dynamic mechanical analyzer (DMA). …"
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    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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    Environment Degradation and Economic Growth in the Qatar Economy: Evidence from a Markov Switching Equilibrium Correction Model حسب Charfeddine, Lanouar

    منشور في 2016
    "…After reaching a critical level of income, the spending on environment protection is increased, and hence environment degradation tend to decrease. …"
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    Enhanced photovoltaic performance with co-sensitization of a ruthenium(ii) sensitizer and an organic dye in dye-sensitized solar cells حسب Mehmood, Umer

    منشور في 2016
    "…Upon optimization, the device made of 0.3 mM N3 + 0.2 mM RK-1 yielded Jsc = 18.1 mA cm2, Voc = 888 mV, FF = 57.44, and ? = 9.23%. …"
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    Severe vegetation degradation associated with different disturbance types in a poorly managed urban recreation destination in Iran حسب Erfanian, Mohammad Bagher

    منشور في 2021
    "…This study examined the impact of different kinds of recreational activities on plant communities in a highly visited park in Mashhad, Iran. Vegetation in the park was sampled along 41 random 10-m transects with different human disturbances (trails, dirt roads, campsites) and undisturbed communities. …"
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