Process / pipelineContinuum simulation
相场模型
相场模型 (PFM) 是一种连续介质计算方法，用于模拟微结构演化、相变和界面动力学，而无需显式追踪移动边界。PFM 源于 20 世纪 50 年代的 Cahn-Ginzburg-Landau 理论，通过在扩散界面上平滑变化的连续序参数来表示不同的相。这种方法能够巧妙地处理拓扑变化（形核、聚结、断裂）、复杂的界面几何形状以及强耦合的多物理场。它是研究材料科学中枝晶生长、旋节分解、晶粒演化和反应输运的主流方法。
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来源
- Cahn, J. W. (1958). Free energy of a nonuniform system: Interfacial free energy. The Journal of Chemical Physics, 28(2), 258-267. DOI: 10.1063/1.1744102 ↗
- Ginzburg, V. L., & Landau, L. D. (1950). Theory of superconductivity. Zhurnal Eksperimental'noi i Teoreticheskoi Fiziki, 20, 1064. link ↗
- Wang, S. L., Sekerka, R. F., Wheeler, A. A., Murray, B. T., Coriell, S. R., Braun, R. J., & McFadden, G. B. (2010). Thermodynamically-consistent phase-field models for solidification. Physica D, 69(3-4), 189-200. DOI: 10.1016/0167-2789(93)90189-8 ↗
如何引用本页
ScholarGate. (2026, June 3). Phase-Field Modeling (PFM). ScholarGate. https://scholargate.app/zh/materials-science/phase-field-modeling
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