INCOMMENSURATE STRUCTURE IN THE LATTICE-GAS ANNNI MODEL

被引:6
作者
KARASOVA, I
SURDA, A
机构
[1] Institute of Physics, Slovak Academy of Science, Bratislava, 842 28
关键词
LATTICE-GAS ANNNI MODEL; FLOATING INCOMMENSURATE PHASE; SPATIALLY MODULATED STRUCTURES;
D O I
10.1007/BF01053589
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The phase diagram of the two-dimensional lattice-gas ANNNI model is investigated using the cluster transfer-matrix method. The numerical calculations have shown commensurate, disordered, and floating incommensurate phases. The properties of the incommensurate phase are studied in detail and the position of the Lifshitz point is discussed.
引用
收藏
页码:675 / 689
页数:15
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