Teleportation of N-particle entangled W state via entanglement swapping

• 来源期刊: 中国物理（英文版）
• 关键词: teleportation N-particle entangled W state entanglement swapping unitary transformation
• 年，卷（期）: 2004,（11）
• 页码范围: 1801-1805
• 页数: 5页
• 语种: 英文

摘要

A scheme for teleporting an unknown N-particle entangled W state is proposed via entanglement swapping. In this scheme, N maximally entangled particle pairs are used as quantum channel. As a special case, the teleportation of an unknown four-particle entangled W state is studied.