Spin Densities and the Heisenberg Exchange Interaction
- 15 November 1965
- journal article
- research article
- Published by AIP Publishing in The Journal of Chemical Physics
- Vol. 43 (10) , S120-S123
- https://doi.org/10.1063/1.1701473
Abstract
The spin Hamiltonian is derived for two arbitrary nonorthogonal systems, to a certain well‐defined order. It is shown that the coupling constant, which no longer necessarily takes only positive values, is determined by the electron densities and spin densities of the two systems.
Keywords
This publication has 12 references indexed in Scilit:
- On the Origin of Spin-Hamiltonian ParametersThe Journal of Chemical Physics, 1965
- Spin polarization effects in paramagnetic molecules calculations on the NH2radicalMolecular Physics, 1963
- The density matrix in may-electron quantum mechanics III. Generalized product functions for beryllium and four-electron ionsProceedings of the Royal Society of London. Series A. Mathematical and Physical Sciences, 1963
- Exchange, Correlation, and Spin Effects in Molecular and Solid-State TheoryReviews of Modern Physics, 1962
- Molecular Model of the Heisenberg Exchange InteractionPhysical Review B, 1961
- Some Recent Advances in Density Matrix TheoryReviews of Modern Physics, 1960
- The valence bond theory of molecular structure - I. Orbital theories and the valence-bond methodProceedings of the Royal Society of London. Series A. Mathematical and Physical Sciences, 1954
- Note on Orthogonal Atomic OrbitalsThe Journal of Chemical Physics, 1951
- The Dirac Vector Model in Complex SpectraPhysical Review B, 1934
- Quantum mechanics of many-electron systemsProceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character, 1929