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Model uske veze (TB)×Teorija funkcionala gustoće×Metoda KKR×
PodručjeKvantno računarstvoKvantno računarstvoKvantno računarstvo
ObiteljMachine learningMachine learningMachine learning
Godina nastanka195419651947
TvoracJohn Slater and George KosterWalter KohnJoop Korringa and Walter Kohn
VrstaSimplified electronic structure modelElectronic structure methodElectronic structure method
Temeljni izvorSlater, J. C., Koster, G. F. (1954). Simplified LCAO method for the periodic potential problem. Physical Review, 94, 1498–1524. DOI ↗Kohn, W., Sham, L. J. (1965). Self-consistent equations including exchange and correlation effects. Physical Review, 140, A1133–A1138. DOI ↗Korringa, J. (1947). On the calculation of the energy of a Bloch wave in a metal. Physica, 13, 392–400. DOI ↗
Drugi naziviTB model, hopping modelDFT, Kohn-Sham equationsKKR, multiple scattering
Srodne343
SažetakThe Tight-Binding (TB) model is a simplified semi-empirical approach for computing electronic band structures and properties of solids. Formulated by Slater and Koster in 1954, TB treats electron hopping between atomic sites as the dominant interaction, enabling efficient calculations of band dispersion for a wide variety of materials.Density Functional Theory (DFT) is a computational method for determining the properties of materials and molecules by modeling the ground state electron density. Developed by Walter Kohn and Lu Jeu Sham in the 1960s, DFT reduces the complexity of quantum chemistry from tracking individual electron coordinates to optimizing the total electron density, enabling efficient simulations of large molecular and condensed-matter systems.The Korringa-Kohn-Rostoker (KKR) method is a powerful multiple-scattering approach for calculating electronic band structures and properties of periodic and disordered solids. Developed in the late 1940s, KKR treats electrons as scattering from atomic potentials in a muffin-tin geometry, enabling efficient calculations for both crystalline and amorphous systems.
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ScholarGateUsporedite metode: Tight-Binding Model · Density Functional Theory · KKR Method. Preuzeto 2026-06-18 s https://scholargate.app/hr/compare