방법 비교

	KKR 방법	Hartree-Fock (HF) 방법
분야	양자컴퓨팅	양자컴퓨팅
계열	Machine learning	Machine learning
기원 연도	1947	1928
창시자	Joop Korringa and Walter Kohn	Douglas Hartree and Vladimir Fock
유형	Electronic structure method	Electronic structure method
원전	Korringa, J. (1947). On the calculation of the energy of a Bloch wave in a metal. Physica, 13, 392–400.	Fock, V. (1930). Näherungsmethode zur Lösung des quantenmechanischen Mehrkörperproblems. Zeitschrift für Physik, 61, 126–148.
별칭	KKR, multiple scattering	HF, self-consistent field
관련	3	4
요약	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.	The Hartree-Fock (HF) method is a foundational self-consistent field approach for solving the many-electron Schrödinger equation. Developed independently by Douglas Hartree and Vladimir Fock in the late 1920s, it approximates the ground state by assuming electrons move in an average field generated by all other electrons, enabling tractable quantum chemistry calculations.