The magnetic properties of a decorated two-sublattice ferrimagnetic Ising model consisting of two magnetic atoms A and B with spins SA (SA = ½) and SB (SB > ½) are investigated within the framework of the effective-field theory with correlations. The uniaxial crystal-field interaction D exists on th
Ferrimagnetism and compensation points in a decorated 3D Ising models
✍ Scribed by J. Oitmaa; Weihong Zheng
- Publisher
- Elsevier Science
- Year
- 2003
- Tongue
- English
- Weight
- 172 KB
- Volume
- 328
- Category
- Article
- ISSN
- 0378-4371
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✦ Synopsis
We give a precise numerical solution for decorated Ising models on the simple cubic lattice which show ferromagnetism, compensation points, and reentrant behaviour. The models, consisting of S = 1 2 spins on a simple cubic lattice, and decorating S = 1 or S = 3 2 spins on the bonds, can be mapped exactly onto the normal spin-1 2 Ising model, whose properties are well known.
📜 SIMILAR VOLUMES
## Abstract An analysis is made of the critical‐point behaviour of a 3‐d Ising ferromagnet using a magnetic equation of state based on an expression for the order‐parameter proposed by Frankel. The asymptotic distribution‐function of zeroes for the partition function on a unit‐circle in a complex‐f