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Монте Карло симулация на модела на Изинг×CALPHAD×Фазово-полево моделиране×
ОбластМатериалознаниеМатериалознаниеМатериалознание
СемействоProcess / pipelineProcess / pipelineProcess / pipeline
Година на възникване192519701958
СъздателErnst IsingLarry KaufmanJohn W. Cahn
ТипSimulation methodComputational methodSimulation method
Основополагащ източникIsing, E. (1925). Beitrag zur Theorie des Ferromagnetismus. Zeitschrift für Physik, 31(1), 253-258. DOI ↗Kaufman, L., & Bernstein, H. (1970). Computer Calculation of Phase Diagrams. Academic Press. link ↗Cahn, J. W. (1958). Free energy of a nonuniform system: Interfacial free energy. The Journal of Chemical Physics, 28(2), 258-267. DOI ↗
Други названияIsing simulation, spin-system simulation, Metropolis algorithmCALPHAD method, computational thermodynamicsphase-field method, diffuse interface method
Свързани333
РезюмеIsing Model Monte Carlo simulation is a computational method for studying phase transitions and magnetic ordering in materials by stochastically sampling configurations of binary spins on a lattice. Originating from Ernst Ising's 1925 theoretical model and combined with Metropolis algorithm in 1953, Ising Monte Carlo enables exploration of thermodynamic properties at scales impossible to access analytically. Though a simplification, the Ising model captures essential physics of ferromagnetism, antiferromagnetism, and critical phenomena, and its mathematical structure extends to disorder, adsorption, and other binary-state systems.CALPHAD (CALculation of PHAse Diagrams) is a computational method for predicting thermodynamic equilibrium properties and phase diagrams of multicomponent alloys. Pioneered by Larry Kaufman in 1970, CALPHAD combines experimental and computational data to assess thermodynamic properties of phases and subsequently predict equilibrium conditions. It is the standard methodology in physical metallurgy and materials design for alloy development, process optimization, and understanding phase stability.Phase-Field Modeling (PFM) is a continuum computational method for simulating microstructure evolution, phase transitions, and interfacial dynamics without explicitly tracking moving boundaries. Developed from Cahn-Ginzburg-Landau theory in the 1950s, PFM represents distinct phases through continuous order parameters that vary smoothly over diffuse interfaces. This approach elegantly handles topological changes (nucleation, coalescence, pinch-off), complex interface geometries, and strongly coupled multiphysics. It is the dominant method for studying dendritic growth, spinodal decomposition, grain evolution, and reactive transport in materials science.
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ScholarGateСравнение на методи: Ising Model Monte Carlo · CALPHAD · Phase-Field Modeling. Извлечено на 2026-06-19 от https://scholargate.app/bg/compare