يعرض 1,001 - 1,020 نتائج من 1,400 نتيجة بحث عن '(( 50 ((mean decrease) OR (a decrease)) ) OR ((( 10 i decrease ) OR ( a step decrease ))))*', وقت الاستعلام: 0.24s تنقيح النتائج
  1. 1001
  2. 1002
  3. 1003
  4. 1004

    Using B4C nanoparticles to enhance thermal and mechanical response of aluminum حسب Ubaid, Fareeha

    منشور في 2017
    "…Mechanical characterization results revealed that hardness, elastic modulus, compression, and tensile strengths increased whereas ductility decreases with increasing B4C content. Al-1.0 vol. % B4C nanocomposite exhibited best hardness (135.56 Hv), Young's modulus (88.63 GPa), and compression/tensile strength (524.67/194.41 MPa) among the materials investigated. …"
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  5. 1005

    Combined effects of oxygen, partial vacuum, temperature, humidity and gamma radiation on mating competitiveness of culex pipiens complex l. Males حسب Abdel Rahman, A. M.

    منشور في 1993
    "…When the pupal stage of Culex pipiens complex L. male mosquito was exposed to gamma radiation (60 Gy), oxygen, partial vacuum (0.1 torr), low temperature (10°C), for one or two hours, or low humidity (31% R. …"
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  6. 1006
  7. 1007
  8. 1008
  9. 1009

    The Performance of Aluminium Electrolysis in A Low Temperature Electrolyte System حسب Cui, Peng

    منشور في 2016
    "…The temperature was 750 °C for KR=1.3 and 800 °C for KR=1.5. Current efficiencies decreased with increasing content of NaF at cryolite ratios 1.3 and 1.5. …"
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  10. 1010
  11. 1011
  12. 1012

    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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  13. 1013

    Nitrogen Transformations as affected by some factors at cultivated soils in Saudi Arabia حسب Al Falih, Abdullah M. [عبد الله مساعد خلف الفالح]

    منشور في 2001
    "…The influence of serial concentration of salts (0.5, 1.0 and 1.5%), application of organic matter (0.5, 1.0 and 1.5% of wheat strat) and varying soil moisture content 50, 70 and 90%) on nitrification in sandy loam soil was studied. …"
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  14. 1014
  15. 1015

    Temporal patterns of cancer burden in Asia, 1990–2019: a systematic examination for the Global Burden of Disease 2019 study حسب Rajesh, Sharma

    منشور في 2024
    "…FindingsAll cancers combined claimed an estimated 5.6 million [95% uncertainty interval, 5.1–6.0 million] lives in Asia with 9.4 million [8.6–10.2 million] incident cases and 144.7 million [132.7–156.5 million] DALYs in 2019. …"
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    article
  16. 1016

    Synthesis and properties of HA/ZnO/CNT nanocomposite حسب Ding M.

    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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  17. 1017

    Enhancing thermal and mechanical response of aluminum using nanolength scale TiC ceramic reinforcement حسب Reddy M.P.

    منشور في 2018
    "…the present work, nano-sized titanium carbide (0.5, 1.0 and 1.5 vol%) reinforced aluminum (Al) metal matrix composites were synthesized by powder metallurgy incorporating microwave sintering and hot extrusion. …"
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  18. 1018

    Nitrogen Transformations As Affected By Some Factors at Cultivated Soils In Saudi Arabia حسب Al Falih, Abdullah M. [عبد الله مساعد خلف الفالح]

    منشور في 2000
    "…The influence of serial concentration of salts (0.5, 1.0 and 1.5%), application of organic matter (0.5, 1.0 and 1.5% of wheat straw) and varying soil moisture content (50, 70 and 90%) on nitrification in sandy loam soil was studied. …"
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  19. 1019

    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 hydrodynamic mode of operation (FIA), the slope of the calibration plot, limit of detection, and working linear range are −51.1 mV decade−1, 5.6 × 10−7 and 1.0 × 10−3 to 1.0 × 10−6 mol L−1, respectively. …"
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  20. 1020

    Facile Electrochemical Synthesis of Highly Efficient Copper-Cobalt Oxide Nanostructures for Oxygen Evolution Reactions حسب Nath, Narayan Chandra Deb

    منشور في 2020
    "…An optimized nanopetal structure of CuxCo3-xO4 (x = 0.95, annealed at 200 °C) shows a considerably high Faradaic efficiency (∼93%) with a remarkably low overpotential (∼230 mV) at a benchmark current density (J) of 10 mA cm-2; at the same J in an alkaline solution (1 M KOH) for OER, it also exhibits high durability (up to 100 h). …"
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