Theoretical studies for the energy spectra of double-layer ferrimagnetic superlattice were carried out.
对双层亚铁磁超晶格的能谱进行理论研究。
2
In the two-sublattice model, the Heisenberg exchange interaction Hamiltonian of the simple ferrimagnetic crystal can be made diagonalization by the use of HP, Fourier and Bogoliubov transformation.