国家自然科学基金(08XLY03)

作品数：4被引量：11H指数：2
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相关作者：狄尧民刘思平刘冬冬更多>>
相关机构：徐州师范大学徐州工程学院襄樊学院更多>>
相关期刊：《中国科学：物理学、力学、天文学》《Science China(Physics,Mechanics & Astronomy)》更多>>
相关主题：ISINGENTANGLEMENTCLASSBIPARTITETWO-PARAMETER更多>>
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一类高维两体二参量态的量子纠缠特性
《中国科学：物理学、力学、天文学》2010年第11期1393-1397,共5页狄尧民 刘思平 刘冬冬 
江苏省高校自然科学基金(编号:09KJB140010);徐州师范大学国家自然科学基金预研究基金(编号:08XLY03);湖北省教育厅科研基金(编号:Q20082503);徐州工程学院青年教师自然科学项目基金(编号:XKY20080210)资助项目
讨论了两体高维(mn,m≥3)量子系统一类两参量态的量子纠缠特性.计算了它们的负值度N(negativity)和量子相对熵纠缠度Er,得到了解析表达式.最后讨论这二种纠缠度之间的关系.分析表明这一类两参量态的PPT态都是可分离态,所有纠缠态都是...
关键词：两参量一类态 负值度 量子相对熵纠缠度 
Entanglement for a two-parameter class of states in a high-dimension bipartite quantum system被引量：7
《Science China(Physics,Mechanics & Astronomy)》2010年第10期1868-1872,共5页DI YaoMin LIU SiPing LIU DongDong 
supported by the Project of Natural Science Foundation of Jiangsu Education Bureau,China (Grant No. 09KJB140010);the Project Prepared for National Natural Science Foundation of Xuzhou Normal University (Grant No. 08XLY03);the Science and Technology Foundation of Hubei Educational Bureau,China (Grant No. Q20082503);the Natural Science Foundation of Xuzhou Institute of Technology, China (Grand No. XKY2008210)
The entanglement for a two-parameter class of states in a high-dimension (m n,n≥m≥3) bipartite quantum system is discussed.The negativity (N) and the relative entropy of entanglement (Er) are calculated,and the ana...
关键词：two-parameter class of states NEGATIVITY relative entropy of entanglement 
Controllability of spin 1 systems and realization of ternary SWAP gate in two spin 1 systems coupled with Ising interaction
《Science China(Physics,Mechanics & Astronomy)》2010年第10期1873-1877,共5页WANG Yan DI YaoMin WEI HaiRui 
supported by the Project of Natural Science Foundation of Jiangsu Education Bureau,China (Grant No. 09KJB140010);the Project Prepared for National Natural Science Foundation of Xuzhou Normal University (Grant No. 08XLY03);the Innovation Project of Postgraduate Students of Xuzhou Normal University (Key Project, Grant No. 08YLA005)
In this paper,we investigate the controllability of spin 1 systems and the realization of ternary gates.Using dipole and quadrupole operators as the orthogonal basis of su(3) algebra,we discuss the controllability of ...
关键词：CONTROLLABILITY spin 1 system ternary SWAP gate Ising interaction 
Synthesis of some three-qubit gates and their implementation in a three spins system coupled with Ising interaction被引量：4
《Science China(Physics,Mechanics & Astronomy)》2010年第4期664-671,共8页WEI HaiRui, DI YaoMin & WANG Yan School of Physics & Electronic Engineering, Xuzhou Normal University, Xuzhou 221116, China 
supported by the Project of Natural Science Foundation of Jiangsu Education Bureau, China (Grant No. 09KJB140010);the Project Prepared for National Natural Science Foundation of Xuzhou Normal University (Grant No. 08XLY03)
The synthesis of the Toffoli gate, Fredkin gate, three-qubit Inversion-on-equality gate and D(α) gate, as well as their implementation in a three spins system coupled with Ising interaction are investigated. The sequ...
关键词：three-qubit gate THREE SPINS SYSTEM ISING INTERACTION the sequences of control pulses and drift processes 
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