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Correlation dynamics of a qubit-qutrit system in a spin-chain environment with Dzyaloshinsky-Moriya interaction

文献类型:期刊论文

作者Yang Yang; Wang AnMin
刊名CHINESE PHYSICS B
出版日期2014
卷号23期号:2
关键词quantum correlation quantum discord measurement-induced disturbance Dzyaloshinsky-Moriya interaction
ISSN号1674-1056
其他题名Correlation dynamics of a qubit qutrit system in a spin-chain environment with Dzyaloshinsky Moriya interaction
英文摘要We study the dynamics of correlations for a hybrid qubit-qutrit system in an XY spin-chain environment with Dzyaloshinsky-Moriya interaction. Our discussion involves a comparative analysis of negativity, quantum discord, and measurement-induced disturbance. It is found that the quantum discord is optimal of the three quantum correlations to detect the critical point of quantum phase transition. Only when the qubit interacts with the environment, is the phenomenon of sudden transition between the classical correlation and the quantum discord observed. Moreover, the Dzyaloshinsky-Moriya interaction enhances the decay of quantum correlations.
资助项目[National Natural Science Foundation of China]
语种英语
CSCD记录号CSCD:5044639
源URL[http://119.78.100.186/handle/113462/139080]  
专题中国科学院近代物理研究所
作者单位中国科学院近代物理研究所
推荐引用方式
GB/T 7714
Yang Yang,Wang AnMin. Correlation dynamics of a qubit-qutrit system in a spin-chain environment with Dzyaloshinsky-Moriya interaction[J]. CHINESE PHYSICS B,2014,23(2).
APA Yang Yang,&Wang AnMin.(2014).Correlation dynamics of a qubit-qutrit system in a spin-chain environment with Dzyaloshinsky-Moriya interaction.CHINESE PHYSICS B,23(2).
MLA Yang Yang,et al."Correlation dynamics of a qubit-qutrit system in a spin-chain environment with Dzyaloshinsky-Moriya interaction".CHINESE PHYSICS B 23.2(2014).

入库方式: OAI收割

来源:近代物理研究所

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