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- W entangled states W纠缠态
- We find that in the set of tripartite entangled state except for GHZ state, the peculiar tripartite entangled states have three-way entangled as GHZ state and two-way entangled as W state simultaneously. 在我们制备的三粒子纠缠态集中,除了那些和GHZ态LU等价的态外,还有一些三粒子纠缠态具有特别的纠缠特性,既象GHZ态一样具有三部分纠缠,同时又象W态一样具有两部分纠缠,且任何两部分是否纠缠及纠缠强度可以独立地按照我们的需要来调制。
- It is a important and simple way to generate and manipulate entangled states in cavity QED. 在腔QED系统中制备与操纵纠缠态是一种简单而重要的方法。
- Moreover, it leads to some families of rank four entangled states that are distillable. 进一步的，我们也得到了一些可提纯的秩四的纠缠态族。
- The system will stay in an entangled state with phase decoherence if the detuning is proper. 当失谐量适当时，系统可保持在纠缠相对较大的状态而无消纠缠态。
- It does not need multi-particles entangled state but only Einstein-Podolsky-Rosen pair to realize the protocol. 协议的实现只需要Einstein-Podolsky-Rosen对而不需要制备多粒子纠缠态。
- According to PPT separability condition, it is an entangled state, however, not all entangled states can be used for nonlocality proof. 利用PPT判据,可以证明该混合态是纠缠态,但是并不是所有的纠缠态都可以用来做非定域性证明。
- After nonresonant atom-field interactions ons the wholeSystem is in an entangled state with GHZ form. 原子与腔场的非共振相互作用使系统处于GHZ纠缠态。
- I also prove that the bipartite rank three entangled states are distillable under local operations and classical communication. 我们证明了秩等于三的双体纠缠态在局域操作和经典联系的条件下都是可提纯的。
- Researchers have produced entangled states of up to eight qubits and have shown that these rudimentary computers can run simple algorithms. 研究人员做出了多达八个量子位元的缠结态，并让这种初级的电脑执行简单的运算法。
- Taking three two-particle maximally entangled states as quantum channels, so the teleportation of three-particle entangled GHZ state can be realized. 该方案利用三个二粒子纠缠态作为量子信道，并考虑了量子信道为最大纠缠态的情况，实现三粒子纠缠GHZ态的量子隐形传输。
- With numerical method, the influences of kinds of dissipative processes to the fidelity of maximally entangled states are analyzed. 通过数值计算可以得到各种损耗对得到最大纠缠态的保真度的影响。
- In 1993, Bennett et al. proposed a scheme for teleporting an unknown quantum state of one-particle via a two-particle maximally entangled state. 1993年,Bennett等人提出了量子隐形传态方案,方案中采用了最大纠缠态作为量子信道来传送未知量子态。
- We present a quantum secure direct communication protocol by using Green-berger -Horne-Zeilinger (GHZ) entangled state via local unitary operations. 本文提出了一个利用Greenberger-Horne-Zeilinger(GHZ)纠缠态作为量子信道的安全直接通信方案。
- An impediment to scaling up these approaches, however, was that the quality of the entangled state decreased as the number of ions increased. 然而，当离子数量增加，缠结状态的品质就会下降，这种特性便成了这项技术的一道障碍。
- It propose a scheme for generating GHZ-type entangled states for atoms via adiabatic passage.The proposal is robust to atomic spontaneous emission noise. 摘要提出一种利用绝热过程制备多原子GHZ态的方案，本方案可有效地抑制原子的自发辐射噪声。
- And the nonlocality principle make it possible for the entangled states of two particles in emtanglement to collapse at the same time,no matter how far they are from each other. 而非定域性让两个处于量子纠缠态的粒子的纠缠态同时崩溃，而不管它们相距多远。
- This language would lead us to many insights of Nature which at the first glance seem rather strange, such as the entangled states (EPR paradox) that so mystified Einstein. 这种语言能够帮助我们更深刻地洞察自然界的内部，虽然初看起来，我们也许觉得它颇为奇异，比如，纠缠态（EPR佯谬）也使得爱因斯坦感到困惑。
- The greater depth and longer time of field entropy squeezing appear when the pair of atoms are initially in the maximally entangled state. 初始光场强度对场熵的压缩深度和压缩时间也具有显著的影响。
