Spin wave contribution to entanglement in Heisenberg models

被引：4
|
作者：
Plastina, F [1 ]
Amico, L
Osterloh, A
Fazio, R
机构：
[1] Univ Calabria, Dipartimento Fis, I-87036 Arcavacata Di Rende, CS, Italy
[2] INFM, MATIS, I-95125 Catania, Italy
[3] DMFCI, I-95125 Catania, Italy
[4] Scuola Normale Super Pisa, I-56126 Pisa, Italy
[5] INFM, NEST, I-56126 Pisa, Italy
来源：
NEW JOURNAL OF PHYSICS | 2004年 / 6卷
关键词：
D O I：
10.1088/1367-2630/6/1/124
中图分类号：
O4 [物理学];
学科分类号：
0702 ;
摘要：
Employing the Holstein-Primakoff transformation, we obtain an approximate description of both the ground state entanglement and the entanglement dynamics in a spin system in terms of spin waves. As an example, we apply the method to a two-dimensional spin system.
引用
收藏
页码：1 / 15
页数：15
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