بدائل البحث:
10 decrease » _ decrease (توسيع البحث)
nn decrease » _ decrease (توسيع البحث)
10 10 » 10 100 (توسيع البحث), 10 11 (توسيع البحث), 10 12 (توسيع البحث)
10 decrease » _ decrease (توسيع البحث)
nn decrease » _ decrease (توسيع البحث)
10 10 » 10 100 (توسيع البحث), 10 11 (توسيع البحث), 10 12 (توسيع البحث)
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861
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862
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863
Short-Term Effects of Experimental Warming and Precipitation Manipulation on Soil Microbial Biomass C and N, Community Substrate Utilization Patterns and Community Composition
منشور في 2017"…Warming enhanced community substrate utilization by 89.8%, 20.4%, and 141.4% in the natural, decreased, and increased precipitation plots, respectively. …"
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864
Electrochemical oxidation of ammonia (NH4+/NH3) ON synthesized nickel-cobalt oxide catalyst
منشور في 2021"…The reported Pgen were 0.55, 0.85, 1.1 and 0.0.93 mW/cm2 for Ni–C, Co10/Ni–C, Co20/Ni–C and Co40/Ni–C. A concentration of Co higher than 40% decreased cell potential (Vcell) and reduced the percentage removal of ammonia (%REAmm). …"
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865
Synthesis and properties of HA/ZnO/CNT nanocomposite
منشور في 2018"…The goal of this study was to examine the tribomechanical properties of hydroxyapatite (HA)/ZnO and HA/ZnO/CNT composite ceramics (carbon nanotubes; with different ratios 0.5 wt%, 1.0 wt%, and 1.5 wt%). The composites were synthesized using the hydrothermal method in an autoclave. …"
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866
Phase, microstructure and tensile strength of Al–Al2O3–C hybrid metal matrix composites
منشور في 2020"…Aluminium matrix reinforced with Al2O3–carbon (2.5, 5, 7.5 and 10 wt.%) in equal proportion was prepared by stir casting. …"
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867
Structural and mechanical characterization of stir cast Al–Al2O3–TiO2 hybrid metal matrix composites
منشور في 2020"…titanium oxide (2.5, 5.0, 7.5 and 10 wt.%) in equal proportion were prepared by stir casting. …"
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868
Nanocomposite Ni-TiO2 coatings produced by pulsed electroplating
منشور في 2014"…It was found that incorporation of TiO2 particles decreased the grain size and improved the mechanical property of Ni coatings. …"
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869
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870
Facile Electrochemical Synthesis of Highly Efficient Copper-Cobalt Oxide Nanostructures for Oxygen Evolution Reactions
منشور في 2020"…The observed OER performance decreases when increasing the annealing temperature due to the nanostructure deformation and agglomeration and the decreased number of oxygen vacancies, electrochemically active surface area, and electrical conductivity. …"
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871
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872
Investigating the effect of the air inlet temperature on the combustion characteristics of a spark ignition engine fueled by biogas
منشور في 2020"…The effect was only observed for gasoline and the 10%-CO2 biogas, whereas the effect on the maximum heat release rate was detected on gasoline and biogas compositions up to 20%-CO2 only. …"
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873
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874
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875
Gelation of Emulsified Polyacrylamide/Polyethylenimine under High-Temperature, High-Salinity Conditions: Rheological Investigation
منشور في 2018"…The activation energy for emulsified gels was found to be ∼10 times higher than for nonemulsified gels.…"
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876
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877
Improving mechanical, thermal and damping properties of niti (Nitinol) reinforced aluminum nanocomposites
منشور في 2020"…Compared to the unreinforced aluminum, hardness, ultimate compression/tensile strength and yield strength increased by 105%, 46%, 45%, and 41% while elongation and coefficient of thermal expansion (CTE) decreased by 49% and 22%, respectively. The fabricated Al-1.5 NiTi nanocomposite exhibited significantly higher damping capacity (3.23 × 10−4) and elastic modulus (78.48 ± 0.008 GPa) when compared to pure Al.…"
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878
Perinatal outcomes following Helping Babies Breathe training and regular peer-peer skills practice among village midwives in Sudan.
منشور في 2017"…Excluding 11 macerated fetuses, there were 55 perinatal deaths: 14 FSB/18 ENND (6 months pre-HBBT(+RPPSP)) and 10 FSB/13 ENND (18 months post-HBBT(+RPPSP)). FSB rates decreased from 10.5 to 3.3 per 1000 births ((χ(2))=8.6209, p=0.003), while ENND rates decreased from 13.5 to 4.3 per 1000 live births ((χ(2))=10.9369, p=0.001) pre-HBBT(+RPPSP) and post-HBBT(+RPPSP), respectively. …"
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879
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880