国家自然科学基金(60667001)

作品数:36被引量:33H指数:3
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相关作者:张寿马晓萍朴红光计新张英俏更多>>
相关机构:延边大学淮海工学院哈尔滨工业大学徐州工程学院更多>>
相关期刊:《原子与分子物理学报》《延边大学学报(自然科学版)》《Chinese Physics B》《光子学报》更多>>
相关主题:英文QUBITATOM量子光学GENERATION更多>>
相关领域:理学机械工程石油与天然气工程交通运输工程更多>>
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Entanglement dynamics of two distant atoms in two detuning cavities被引量:3
《Chinese Physics B》2010年第11期66-72,共7页计新 吕天全 张寿 
Project supported by the National Natural Science Foundation of China (Grant No. 60667001)
We investigate the entanglement dynamics via the concurrence of two distant atoms interacting off-resonantly with two cavity fields in Fock states, respectively. We find that the evolution of entanglement has sudden d...
关键词:entanglement dynamics interacting off-resonantly Foek state sudden death and sudden birth 
Teleportation and thermal entanglement in two-qubit Heisenberg X Y Z spin chain with the Dzyaloshinski-Moriya interaction and the inhomogeneous magnetic field被引量:1
《Chinese Physics B》2010年第9期150-154,共5页高丹 赵振双 朱爱东 王洪福 邵晓强 张寿 
supported by the National Natural Science Foundation of China (Grant No.60667001)
This paper studies the average fidelity of teleportation and thermal entanglement for a two-qubit Heisenberg XYZ chain in the presence of both an inhomogeneous magnetic field and a Dzyaloshinski-Moriya interaction. It...
关键词:TELEPORTATION thermal entanglement Heisenberg XYZ spin chain 
Implementation of positive-operator-value measurements for single spin qubit via Heisenberg model被引量:2
《Chinese Physics B》2010年第9期140-144,共5页程留永 邵晓强 张寿 Yeon Kyu-Hwangc 
supported by the National Natural Science Foundation of China (Grant No.60667001)
This paper shows that a proposal for implementing all possible two-operator positive-operator-value measurements of single spin qubit can be obtained via introducing another spin qubit as ancilla. The realization proc...
关键词:positive-operator-value measurements single spin qubit Heisenberg model 
基于原子-腔的非全同耦合制备三比特W态(英文)
《延边大学学报(自然科学版)》2010年第2期146-148,共3页张英俏 
国家自然科学基金资助项目(60667001)
提出一个在腔QED中利用原子与腔的非全同耦合制备三比特W态的方案.在该方案中,原子与一个高度失谐的腔模相互作用,量子信息并不在原子和腔模之间发生转移,腔衰减的影响可以忽略.
关键词:W态 三能级原子 腔QED 
反Tavis-Cummings模型中纠缠原子布居的时间演化被引量:3
《原子与分子物理学报》2010年第3期529-533,共5页马晓萍 朴红光 张寿 
国家自然科学基金(60667001);韩国BK21physics program
利用反Tavis-Cummings模型研究了初始处于纠缠态的两个全同二能级原子与单模二项式光场的相互作用.在强经典驱动和大失谐的情况下,原子与光场的相互作用可以转化为有效的Tavis-Cummings模型和反Tavis-Cummings模型.主要是研究了反Tavis-...
关键词:量子光学 反Tavis—Cummings模型 纠缠原子布居 二项式光场 
One-step implementing three-qubit phase gate via manipulating rf SQUID qubits in the decoherence-free subspace with respect to cavity decay被引量:1
《Chinese Physics B》2009年第12期5161-5167,共7页邵晓强 陈丽 张寿 赵永芳 
Project supported by the National Natural Science Foundation of China (Grant No 60667001)
We present a scheme for implementing a three-qubit phase gate via manipulating rf superconducting quantum interference device (SQUID) qubits in the decoherence-free subspace with respect to cavity decay. Through app...
关键词:decoherence-free subspaces cavity quantum electrodynamics 
Generation of arbitrary four-atom entangled decoherence-free states
《Chinese Physics B》2009年第12期5168-5172,共5页计新 吕天全 张寿 
Project supported by the National Natural Science Foundation of China (Grant No 60667001);the Science Foundation of Yanbian University,China (Grant No 2007-35)
This paper proposes a scheme to generate arbitrary four-atom entangled decoherence-free states by using simple linear optical elements, four one-sided cavities in which four atoms are confined respectively. By conveni...
关键词:one-sided cavity linear optical element four-atom entangled decoherence-free states 
Entanglement sudden death of two atoms interacting with a cavity via the two-photon process in a strong-driving-assisted system
《Chinese Physics B》2009年第11期4676-4682,共7页陈丽 邵晓强 张寿 
Project supported by the National Natural Science Foundation of China (Grant No 60667001);the Education Foundation of Yanbian University of China
We examine the entanglement dynamics between two strongly driven atoms off-resonantly coupled with a singlemode cavity via the two-photon process with the help of negativity in two different types of initial states. T...
关键词:entanglement sudden death NEGATIVITY atom-cavity detuning decoherence-free sub-space 
Generation of an N -qubit phase gate via atom–cavity nonidentical coupling被引量:2
《Chinese Physics B》2009年第11期4683-4689,共7页张英俏 张寿 
Project supported by the National Natural Science Foundation of China (Grant No 60667001);the Science Foundation of Yanbian University, China (Grant No 2007-31)
A scheme for approximate generation of an N-qubit phase gate is proposed in cavity QED based on nonidentical coupling between the atoms and the cavity. The atoms interact with a highly detuned cavity-field mode, but q...
关键词:quantum phase gate three-level atom cavity QED 
Generation of a χ-type four-atom entangled state被引量:1
《Chinese Physics B》2009年第9期3706-3709,共4页沈洪武 王洪福 计新 张寿 
supported by the National Natural Science Foundation of China (Grant No 60667001);the Science Foundation of Yanbian University,China (Grant No 2007-35)
This paper proposes a scheme to generate a new x-type four-atom entangled state for the first time by using linear optics elements, four one-sided cavities (one three-level atom) and a conventional photon detector. ...
关键词:quantum entanglement linear optics x-type entangled state 
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