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国家自然科学基金(07JJ3013): 作品数：16被引量：17H指数：2; 导出分析报告; 相关作者：杜鸣笛刘翔更多>>; 相关机构：湖南师范大学更多>>; 相关期刊：《量子电子学报》《Science China(Physics,Mechanics & Astronomy)》《Chinese Physics B》更多>>; 相关主题：ENTANGLEMENTCAVITY_QEDATOMATOMSQUBIT更多>>; 相关领域：理学机械工程建筑科学更多>>

Generation of a genuine six-partite entangled state in trapped-ion system被引量：1: 《Science China(Physics,Mechanics & Astronomy)》2012年第8期1427-1430,共4页DENG HongGui ZHENG XiaoJuan; supported by the National Natural Science Foundation of China (Grant Nos. 61071025 and 61172047);the Important Program of Hunan Provincial Education Department (Grant No. 06A038);Department of Education of Hunan Province (Grant No. 06C080);Hunan Provincial Natural Science Foundation, China (Grant No. 07JJ3013); Recently, a genuine six-qubit entangled state Isix） has been proposed [Chen P X, et al. Phys Rev A, 2006, 74： 032324]. This state does not belong to the well-known three types of multipartite entangled states, i.e.,...; 关键词：six-qubit：trapped ion six-qubit：entangled state

Control of entanglement between two atoms by the Stark shift被引量：1: 《Chinese Physics B》2010年第7期53-58,共6页胡要花方卯发; supported by the Young Scientists Fund of the National Natural Science Foundation of China (Grant No. 10905028);the Natural Science Foundation of Hunan Province of China (Grant No. 07JJ3013);the Program for Science and Technology Department of Henan Province of China (Grant No. 102300410050);the Foundation of Hunan Provincial Education Department of China (Grant No. 06A038); Considering a quantum model consisting of two effective two-level atoms and a single-mode cavity, this paper investigates the entanglement dynamics between the two atoms, and studies the effect of the Stark shift on t...; 关键词：ENTANGLEMENT Stark shift CONTROL

Noisy teleportation of qubit states via the Greenberger-Horne-Zeilinger state or the W state: 《Chinese Physics B》2010年第6期58-65,共8页李艳玲方卯发肖兴吴超侯丽珍; Project supported by the National Natural Science Foundation of China (Grant No.10374025);the Natural Science Foundation of Hunan Province of China (Grant No.07JJ3013);the Scientific Research Fund of the Educational Department of Hunan Province of China (Grant No.08C580); The effects of distributing entanglement through the amplitude damping channel or the phase damping channel on the teleportation of a single-qubit state via the Greenberger Horne-Zeilinger state and the W state are di...; 关键词：noisy teleportation amplitude damping channel phase damping channel

Preparation of the four-qubit cluster states in cavity QED and the trapped-ion system被引量：3: 《Chinese Physics B》2010年第3期338-342,共5页郑小娟徐慧方卯发朱开成; Project supported by the Postdoctal Foundation of Central South University of China;the Important Program of Hunan Provincial Education Department of China (Grant No. 06A038);Department of Education of Hunan Province of China (Grant No. 06C080);Hunan Provincial Natural Science Foundation,China (Grant No. 07JJ3013); This paper proposes a simple scheme to generate a four-atom entangled cluster state in cavity quantum electrodynamics. With the assistantce of a strong classical field the cavity is only virtually excited and no quant...; 关键词：cavity quantum electrodynamics （QED） trapped ions cluster state

Entanglement dynamics of a double two-photon Jaynes-Cummings model with Kerr-like medium: 《Chinese Physics B》2010年第3期55-60,共6页欧阳锡城方卯发康国栋邓小娟黄利元; Project supported by the National Natural Science Foundation of China (Grant No. 10374025);the Natural Science Foundation of Hunan Province of China (Grant No. 07JJ3013);the Education Ministry of Hunan Province of China (Grant No. 06A038); In this paper, the entanglement dynamics of a double two-photon Jaynes-Cummings model with Kerr-like medium is investigated. It is shown that initial entanglement has an interesting subsequent time evolution, includin...; 关键词：entanglement sudden death CONCURRENCE two-photon Jaynes-Cummings model Kerr-like medium

Generation of entanglement in the atom-cavity-fibre system via adiabatic passage被引量：1: 《Chinese Physics B》2010年第3期66-70,共5页李艳玲方卯发; Project supported by the National Natural Science Foundation of China (Grant No. 10374025);the Natural Science Foundation of Hunan Province of China (Grant No. 07JJ3013); A scheme, based on the system composed of three atoms separately trapped in three cavities coupled by optical fibres, for entangling two distant atoms via the adiabatic passage is proposed. It is found that the multi-...; 关键词：entanglement generation quantum information splitting atom-cavity fibre system

A simple scheme for implementing four-atom quantum dense coding in cavity QED: 《Chinese Physics B》2010年第1期72-76,共5页郑小娟徐慧方卯发朱开成; Project supported by the Postdoctal Foundation of Central South University of China, the Important Program of Hunan Provincial Education Department (Grant No. 06A038);Department of Education of Hunan Province of China (Grant No. 06C080);Hunan Provincial Natural Science Foundation, China (Grant No. 07JJ3013); An experimentally feasible scheme for implementing four-atom quantum dense coding of an atom-cavity system is proposed. The cavity is only virtually excited and no quantum information will be transferred from the atom...; 关键词：cavity quantum electrodynamics（QED） quantum dense coding

Entanglement transfer between atoms in two distant cavities via an optical fibre被引量：2: 《Chinese Physics B》2009年第11期4695-4701,共7页肖兴方卯发; Project supported by the National Natural Science Foundation of China (Grant No 10374025);the Natural Science Foundation of Hunan Province of China (Grant No 07JJ3013);the Education Ministry of Hunan Province of China (Grant No 06A038); This paper presents a treatment of the entanglement transfer between atoms in two distant cavities coupled by an optical fibre. If the atoms resonantly and collectively interact with the local single-mode cavity field...; 关键词：entanglement transfer dipole dipole interaction CONCURRENCE

Entanglement dynamics between an isolated atom and a moving atom in the cavity被引量：1: 《Chinese Physics B》2009年第10期4100-4104,共5页邓小娟方卯发康国栋; Project supported by the National Natural Science Foundation of China (Grant No 10374025);the Natural Science Foundation of Hunan Province, China (Grant No 07JJ3013);the Education Ministry of Hunan Province, China (Grant No 06A038); The entanglement dynamics between an isolated atom and a moving atom interacting with a cavity field is investigated. The results show that there appears sudden death of entanglement between the isolated atom and the ...; 关键词：ENTANGLEMENT sudden death transfer

两个失谐腔中两个原子的纠缠突然死亡(英文)被引量：1: 《量子电子学报》2009年第2期218-222,共5页杜鸣笛刘翔; Project supported by National Natural Science Foundation of China(10374025);Natural Science Foundation of Hunan Province(07JJ3013);Education Ministry of Hunan Province(06A038); 在两个腔都失谐的情况下,两个原子分别与两个光场耦合的模型中,研究了初始纠缠的两个原子出现了纠缠突然死亡现象的问题。从结果可以看出:两个原子的纠缠在任何情况下都呈现明显的周期性现象;两个原子的纠缠突然死亡不仅与两个腔的失谐...; 关键词：量子光学纠缠的突然死亡 CONCURRENCE 两个原子失谐

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