Disentanglement of Qubit in Dephasing Model

被引：0
|
作者：
Yang Qing [2 ]
Yang Min [2 ]
Cao Zhuo-Liang [1 ]
机构：
[1] Hefei Teachers Coll, Dept Phys, Hefei 230061, Peoples R China
[2] Anhui Univ, Sch Phys & Mat Sci, Hefei 230039, Peoples R China
来源：
COMMUNICATIONS IN THEORETICAL PHYSICS | 2009年 / 51卷 / 04期
基金：
中国国家自然科学基金;
关键词：
disentanglement; dephase; SUDDEN-DEATH; ENTANGLEMENT;
D O I：
暂无
中图分类号：
O4 [物理学];
学科分类号：
0702 ;
摘要：
We investigate the entanglement evolution of two qubits that are initially in Werner state under the classical phase noise. We discuss the influence of mixture degree on disentanglement. It is showed that the more mixed the state, the shorter is the time of disentanglement.
引用
收藏
页码：627 / 630
页数：4
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