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Monte Carlo simulácia Isingovho modelu×Molekulárna dynamika×Modelovanie fázového poľa×
OdborMateriálová vedaMateriálová vedaMateriálová veda
RodinaProcess / pipelineProcess / pipelineProcess / pipeline
Rok vzniku192519571958
TvorcaErnst IsingAlder and WainwrightJohn W. Cahn
TypSimulation methodSimulation methodSimulation method
Pôvodný zdrojIsing, E. (1925). Beitrag zur Theorie des Ferromagnetismus. Zeitschrift für Physik, 31(1), 253-258. DOI ↗Alder, B. J., & Wainwright, T. E. (1957). Phase transition for a hard sphere system. The Journal of Chemical Physics, 27(5), 1208-1209. DOI ↗Cahn, J. W. (1958). Free energy of a nonuniform system: Interfacial free energy. The Journal of Chemical Physics, 28(2), 258-267. DOI ↗
Ďalšie názvyIsing simulation, spin-system simulation, Metropolis algorithmMD simulation, molecular dynamics simulation, atomistic simulationphase-field method, diffuse interface method
Príbuzné333
ZhrnutieIsing 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.Molecular Dynamics (MD) is a computational technique that simulates the motion of atoms and molecules by solving Newton's equations of motion under specified forces. Pioneered by Alder and Wainwright in 1957, MD integrates time-dependent atomic trajectories from initial positions, allowing prediction of material properties, phase transitions, and dynamic behavior. It bridges the gap between quantum mechanics (which determines interatomic forces) and macroscopic phenomena (accessible only through experiment), enabling study of timescales from femtoseconds to microseconds and length scales from angstroms to hundreds of nanometers.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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ScholarGatePorovnať metódy: Ising Model Monte Carlo · Molecular Dynamics · Phase-Field Modeling. Získané 2026-06-19 z https://scholargate.app/sk/compare