量子电子学报, 2007, 24 (4): 0475, 网络出版: 2010-06-07
用腔场QED技术隐形传送未知原子态
Teleportation of an unknown atomic state in cavity QED
量子光学 量子隐形传态 腔QED 原子态 原子纠缠态 耦极-耦极相互作用 quantum optics quantum teleportation cavity QED atomic state atomic entangled state dipole-dipole interaction
摘要
提出一种方案用于隐形传送未知原子态,方案基于两个耦合双能级原子与一个单模腔场的非共振相互作用。方案要求腔场处于相干态,这使得方案容易实现。原子与相干腔场相互作用以后,腔场仍然处于相干态,通过探测原子的状态,即可将一个未知原子态隐形传送。方案也可以用于隐形传送未知原子纠缠态。
Abstract
A scheme is proposed for teleportation of an unknown atomic state based on the nonresonant interaction of two coupled two-level atoms with a single-mode cavity field. The scheme only requires the cavity field to be in a coherent state. After the interaction between the atoms and the cavity,the cavity is left in a coherent state. By detecting the states of atoms,an unknown atomic state is teleported. The scheme can also be used to teleport an unknown atomic entangled state.
陈美锋, 马宋设. 用腔场QED技术隐形传送未知原子态[J]. 量子电子学报, 2007, 24(4): 0475. CHEN Mei-feng, MA Song-she. Teleportation of an unknown atomic state in cavity QED[J]. Chinese Journal of Quantum Electronics, 2007, 24(4): 0475.