Project supported by the Natural Science Foundation of Liaoning Province (Grant No 20041021), the Scientific Foundation of the Educational Department of Liaoning Province (Grant No 2004C006) and the Postdoctoral Foundation of Shenyang University of Technology.
The internal energy and specific heat of a Heisenberg ferro- antiferromagnetic double-layer system are studied by using spin-wave theory and the retarded Green function method at low temperatures. Numerical results sh...
Project supported by the Natural Science Foundation of Liaoning Province (Grant No 20041021) and the Scientific Research Foundation of the Educational Department of Liaoning Province (Grant No 2004C006).
In this paper the magnetic properties of a three layer superlattice with the crystal field on the honeycomb and square lattice have been studied based on the effective-field theory with self-spin correlations and the ...
Project supported by the Natural Science Foundation of Liaoning province (Grant No 20041021) and the Scientific Research Foundation of the Educational Department of Liaoning province (Grant No 2004C006).
Within the framework of the effective-field theory with self-spin correlations and the differential operator technique, the ground state magnetizations of the biaxial crystal field spin system on the honeycomb lattice...