Quantum chaos in the Bose-Hubbard model

被引：90
|
作者：
Kolovsky, AR [1 ]
Buchleitner, A
机构：
[1] Max Planck Inst Phys Komplexer Syst, D-01187 Dresden, Germany
[2] LV Kirenskii Inst Phys, Krasnoyarsk 660036, Russia
来源：
EUROPHYSICS LETTERS | 2004年 / 68卷 / 05期
关键词：
D O I：
10.1209/epl/i2004-10265-7
中图分类号：
O4 [物理学];
学科分类号：
0702 ;
摘要：
We present a numerical study of the spectral properties of the 1D Bose-Hubbard model. Unlike the 1D Hubbard model for fermions, this system is found to be non-integrable, and exhibits Wigner-Dyson spectral statistics under suitable conditions.
引用
收藏
页码：632 / 638
页数：7
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