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A new theoretical scheme for quantum secure direct communication is proposed, where four-qubit symmetric W state functions as quantum channel.
,Quantum Secure Direct Communication with W State
【摘 要】
：
A new theoretical scheme for quantum secure direct communication is proposed, where four-qubit symmetric W state functions as quantum channel.
【机 构】
：
Department of Physics, Dalian University of Technology, Dalian 116024
【出 处】
：
中国物理快报（英文版）
【发表日期】
：
2006年2期
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