The method of spin projection is applied to investigate the ground state of the Heisenberg Hamiltonian for the model of closed and open four-spin chains.
ASJC Scopus subject areas
- Physics and Astronomy(all)
Angelov, S., & Mayer, I. (1985). The ground state of the Heisenberg Hamiltonian in four-spin systems with antiferromagnetic coupling. Acta Physica Hungarica, 58(3-4), 161-167. https://doi.org/10.1007/BF03155709