Tricritical behavior and magnetic properties for a mixed spin-1 and spin-3/2 transverse Ising model with a crystal field
文献类型:期刊论文
作者 | W. Jiang ; G. Z. Wei ; Z. D. Zhang |
刊名 | Physical Review B
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出版日期 | 2003 |
卷号 | 68期号:13 |
关键词 | differential operator technique single-ion anisotropies blume-capel model ferrimagnetic system honeycomb lattice monte-carlo points temperatures |
ISSN号 | 1098-0121 |
中文摘要 | An effective-field theory is developed for a mixed Ising system, consisting of spin 1 and spin 3/2 with different anisotropies in a transverse field on a honeycomb (z=3) lattice. The general formula for determining the phase diagram of transition temperatures and tricritical points is derived and the temperature dependence of the total magnetization of the system is calculated. Some interesting phenomena, such as the appearance of two tricritical points and the existence of two compensation points in a ferrimagnet, are found and the physics beyond these phenomena are discussed in detail. The competition among the exchange coupling, the anisotropies, the transverse field, and the temperature has a profound effect on the characteristic of magnetic phases in the mixed-spin systems. |
原文出处 | |
公开日期 | 2012-04-14 |
源URL | [http://ir.imr.ac.cn/handle/321006/35868] ![]() |
专题 | 金属研究所_中国科学院金属研究所 |
推荐引用方式 GB/T 7714 | W. Jiang,G. Z. Wei,Z. D. Zhang. Tricritical behavior and magnetic properties for a mixed spin-1 and spin-3/2 transverse Ising model with a crystal field[J]. Physical Review B,2003,68(13). |
APA | W. Jiang,G. Z. Wei,&Z. D. Zhang.(2003).Tricritical behavior and magnetic properties for a mixed spin-1 and spin-3/2 transverse Ising model with a crystal field.Physical Review B,68(13). |
MLA | W. Jiang,et al."Tricritical behavior and magnetic properties for a mixed spin-1 and spin-3/2 transverse Ising model with a crystal field".Physical Review B 68.13(2003). |
入库方式: OAI收割
来源:金属研究所
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