يعرض 81 - 100 نتائج من 153 نتيجة بحث عن '(((( 50 ns decrease ) OR ( 50 ((nn decrease) OR (greater decrease)) ))) OR ( 50 c decrease ))', وقت الاستعلام: 0.15s تنقيح النتائج
  1. 81
  2. 82

    Arabic gum as green agent for ZnO nanoparticles synthesis: properties, mechanism and antibacterial activity حسب Ba-Abbad, Muneer M.

    منشور في 2017
    "…The size of the spherically shaped ZnO NPs decreased with an increase in the amount of Arabic gum, up to an optimal 1.50 wt%. …"
    احصل على النص الكامل
    احصل على النص الكامل
  3. 83
  4. 84
  5. 85

    Hydrogen Production via Ethanol Decomposition over Bimetallic Catalyst حسب Ashok, Anchu

    منشور في 2016
    "…Ethanol decomposition over bimetallic CuCo were conducted using in situ diffuse reflectance infrared fourier transform spectroscopy (DRIFT) study under N2 flow at different temperatures (50, 100, 200, 300, 400°C). Temperature-time profile of CuCo shows an increase in combustion temperature with increase in fuel ratio with maximum temperature at φ = 1 (stoichiometric ratio) and after that it decreases. …"
    احصل على النص الكامل
    احصل على النص الكامل
  6. 86

    Investigation of the rheological properties of nanosilica-reinforced polyacrylamide/polyethyleneimine gels for wellbore strengthening at high reservoir temperatures حسب Shamlooh M.

    منشور في 2019
    "…Gel strength was observed to increase upon increasing the size of nanosilica initially, and then, it has decreased which gave an optimum nanosilica size of 50 nm. …"
    احصل على النص الكامل
    احصل على النص الكامل
  7. 87

    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
  8. 88

    Development of an Air-Cooled Induction Manifold for Diesel Engines in Hot and Humid Climate حسب Elrentisy, Mohamed H.

    منشور في 2022
    "…For the emissions, there was a considerable reduction rate in NOx emissions with about 83% at 20 °C as well as a 50% reduction in hydrocarbon (HC) emissions compared with 45 °C. …"
    احصل على النص الكامل
    احصل على النص الكامل
    احصل على النص الكامل
  9. 89

    Inhibitory effect of sodium nitrite on corrosion of lead in 0.1 M sodium hydroxide solution حسب Mourad, M.Y.

    منشور في 1988
    "…The maximum inhibition efficiency is found to be 49.4% at 35°C and 45.9% at 50°C.…"
    احصل على النص الكامل
  10. 90
  11. 91
  12. 92
  13. 93
  14. 94
  15. 95

    Solar-driven hydrogen production from a water-splitting cycle based on carbon-TiO2 nano-tubes حسب Almomani F.

    منشور في 2022
    "…The newly developed Carbon-TiO2 nano-tubes (C-Ti-NTs) aimed at improving the practical applications of TiO2 composites under natural solar irradiation conditions, enhancing the absorption of UV and VIS-light, reduces the required bandgap energy and decreases the chance for photo-induced-charges recombination. …"
    احصل على النص الكامل
    احصل على النص الكامل
  16. 96

    Mechanical and thermal properties of gamma-ray irradiated polyethylene blends حسب Mariam, Al-Ali

    منشور في 2003
    "…The blends were produced by injection molding at 220°C with different compositional ratios, i.e. 100/0, 15/85, 25/75, 50/50/, 75/25, 85/15, and 0/100, of low-density PE with high-density PE and linear low-density PE. …"
    احصل على النص الكامل
    احصل على النص الكامل
    احصل على النص الكامل
  17. 97

    Enhancing the corrosion resistance of reinforcing steel under aggressive operational conditions using behentrimonium chloride حسب Radwan A.B.

    منشور في 2019
    "…Herein, the inhibition efficiency of a new corrosion inhibitor, behentrimonium chloride (BTC, C25H54ClN), is explored in a simulated-concrete pore solution (SCP) with 3.5 wt.% NaCl at different pH using electrochemical impedance spectroscopy (EIS) and polarization methods. …"
    احصل على النص الكامل
    احصل على النص الكامل
  18. 98
  19. 99

    Future Mangrove Carbon Storage Under Climate Change and Deforestation حسب Chatting, Mark

    منشور في 2022
    "…Mangroves are important sinks of organic carbon (C) and there is significant interest in their use for greenhouse gas emissions mitigation. …"
    احصل على النص الكامل
    احصل على النص الكامل
  20. 100

    Biodegradable thermoplastic polyurethane composites as potential plating systems in pediatric facial fractures حسب ALANI, AYA AHMED

    منشور في 2022
    "…The H12MDI based thermoplastic polyurethane was prepared using 12% HS 50:50 BD-Poly D, L-lactide -co-glycolide, then the composites were prepared by the addition of 3 and 15% of hydroxyapatite, respectively. …"
    احصل على النص الكامل