MONTE-CARLO STUDY OF THE BEG MODEL ON A HONEYCOMB LATTICE

被引:12
作者
BOOTH, RJC
HUA, L
TUCKER, JW
CARE, CM
HALLIDAY, I
机构
[1] UNIV SHEFFIELD,DEPT PHYS,SHEFFIELD S3 7HF,S YORKSHIRE,ENGLAND
[2] SHEFFIELD HALLAM UNIV,MAT RES INST,SHEFFIELD S1 1WB,ENGLAND
[3] SHEFFIELD HALLAM UNIV,DEPT APPL PHYS,SHEFFIELD S1 1WB,ENGLAND
关键词
D O I
10.1016/0304-8853(93)90864-X
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The spin-1 Ising model, having nearest-neighbour bilinear and biquadratic exchange interactions and single-ion anisotropy, on a honeycomb lattice is studied by Monte Carlo simulation. The second-order phase boundaries separating the ferromagnetic, staggered quadrupolar and disordered phases are mapped for a range of interaction parameters. Particular emphasis is placed on locating accurately the line of tricritical points. The results are compared with those of other methods.
引用
收藏
页码:117 / 123
页数:7
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