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3 Result(s)

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  1. No Access

    Article

    Effect of Surface Tension Anisotropy and Welding Parameters on Initial Instability Dynamics During Solidification: A Phase-Field Study

    The effects of surface tension anisotropy and welding parameters on initial instability dynamics during gas tungsten arc welding of an Al-alloy are investigated by a quantitative phase-field model. The results...

    Fengyi Yu, Yanhong Wei in Metallurgical and Materials Transactions A (2018)

  2. No Access

    Article

    Effect of Temperature and Fluid Flow on Dendrite Growth During Solidification of Al-3 Wt Pct Cu Alloy by the Two-Dimensional Cellular Automaton Method

    A two-dimensional cellular automaton–finite volume model was developed to simulate dendrite growth of Al-3 wt pct Cu alloy during solidification to investigate the effect of temperature and fluid flow on dendr...

    Cheng Gu, Yanhong Wei, Renpei Liu, Fengyi Yu in Metallurgical and Materials Transactions B (2017)

  3. No Access

    Article

    Cellular Automaton Study of Hydrogen Porosity Evolution Coupled with Dendrite Growth During Solidification in the Molten Pool of Al-Cu Alloys

    Welding porosity defects significantly reduce the mechanical properties of welded joints. In this paper, the hydrogen porosity evolution coupled with dendrite growth during solidification in the molten pool of...

    Cheng Gu, Yanhong Wei, Fengyi Yu, **angbo Liu… in Metallurgical and Materials Transactions A (2017)