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stir » star (توسيع البحث)
يعرض 1 - 20 نتائج من 162 نتيجة بحث عن '(( greater decrease ) OR ((( teer decrease ) OR ((( stir decrease ) OR ( ftir decrease ))))))', وقت الاستعلام: 0.15s تنقيح النتائج
  1. 1

    Underwater friction stir welding of Al-Mg alloy: Thermo-mechanical modeling and validation حسب Talebizadehsardari, Pouyan

    منشور في 2021
    "…To better understand the effects of the water environment, the results were compared with conventional friction stir welding (FSW) conditions. Thermal profile and surface heat flux results revealed that lower preheated area (PHA) at the leading edge (LE) decreased the total amount of frictional heat generation in the UFSWed joint. …"
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  2. 2

    Simulation and experimental study of underwater dissimilar friction-stir welding between aluminium and steel حسب Eyvazian, Arameh

    منشور في 2020
    "…The volume of fluid (VOF) modeling method was implemented to simulate the underwaterfriction-stir welding (FSW) process for dissimilar joining between aluminum and steel. …"
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  3. 3

    Biomolecular alterations in acute traumatic brain injury (TBI) using Fourier transform infrared (FTIR) imaging spectroscopy حسب Rakib, Fazle

    منشور في 2021
    "…Acute injury is one of the substantial stage post-traumatic brain injury (TBI) occurring at the moment of impact. Decreased metabolism, unregulated cerebral blood flow and direct tissue damage are triggered by acute injury. …"
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  4. 4

    Assessment of Urban Heat Islands Based on the Relationship Between Land Surface Temperature and Land Use/Land Cover in Greater Doha حسب Siddiqui, Simil Amir

    منشور في 2020
    "…Overall there was an increase in built-up and vegetation, decrease in water and barren areas and complete loss of marsh land. …"
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  5. 5

    Study on the effects of tool tile angle, offset and plunge depth on friction stir welding of poly(methyl methacrylate) T-joint حسب Eyvazian, Arameh

    منشور في 2019
    "…These holes and degradation of poly(methyl methacrylate) during friction stir welding process decrease strength and hardness of the joint. - IMechE 2019.…"
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    Molecular and Structural Changes in Induced-Brain Stroke Tissue Using FTIR Imaging Spectroscopy, Scanning Electron and Atomic Force Microscopy حسب Ali, Mohamed H

    منشور في 2016
    "…Instrumentation: 2.2.1. FTIR Imaging Measurements: The FTIR images were obtained using FTIR spectrometer (Agilent Technology) at a reflection mode within the range of 4000-700 cm-1. …"
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    Correlation of structural and mechanical properties for Al-Al2O3-SiC hybrid metal matrix composites حسب Ahamad, Naseem

    منشور في 2021
    "…Al-Al2O3-SiC hybrid composite has been developed through stir casting with addition of ceramics i.e. Al2O3-SiC (2.5 wt.%, 5.0 wt.%, 7.5 wt.% and 10.0 wt.%) in relative and symmetrical proportion. …"
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  14. 14

    Microstructural, tribological and compression behaviour of Copper matrix reinforced with Graphite-SiC hybrid composites حسب Jamwal, A.

    منشور في 2020
    "…Compressive strength of composites is tested using Universal testing machine and showed a decrease in value with increase in graphite content. …"
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    Structural, wear and thermal behaviour of Cu–Al2O3–graphite hybrid metal matrix composites حسب Mittal, P.

    منشور في 2020
    "…Copper matrix composites with Al2O3–graphite reinforcement (0.5-0.5, 1.0-1.0, 1.5-1.5 and 2.0-2.0 wt%) were prepared by stir casting process. Phase, microstructure, density, hardness, wear, compressive strength and specific heat of prepared samples have been investigated. …"
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  17. 17

    Fourier-transform infrared imaging spectroscopy and laser ablation -ICPMS new vistas for biochemical analyses of ischemic stroke in rat brain حسب Ali M.H.M.

    منشور في 2018
    "…Materials and Methods: FT-IR imaging spectroscopy and LA-ICPMS techniques examined stroke brain samples, which were compared with standard immunohistochemistry studies. Results: The FTIR results revealed that in the lesioned gray matter the relative distribution of lipid, lipid acyl and protein contents decreased significantly. …"
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    A study on stability of active layer of polymer solar cells: effect of UV–visible light with different conditions حسب Mehmood U.

    منشور في 2019
    "…The sample shows around 25% loss in absorption (main peak) after 72 h of irradiation. The FTIR results illustrate a progressive decrease in intensities of all typical absorption peaks owing to P3HT ring scission, side chain oxidation as well as degradation of the side groups of PCBM.…"
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  20. 20

    Visitors off the trail: Impacts on the dominant plant, bryophyte and lichen species in alpine heath vegetation in sub-arctic Sweden حسب Monika, Rawat

    منشور في 2021
    "…With a greater decrease in taller forbs and shrubs than in graminoids and prostrate plants, a greater decrease in lichen than in bryophyte species, and a change in vegetation composition. …"
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