580 citations
2 papers
quant-ph2005★ 49 cited
Concentration for unknown atomic entangled states via cavity decay
Zhuo-Liang Cao, Li-Hua Zhang, Ming Yang
We present a physical scheme for entanglement concentration of unknown atomic entangled states via cavity decay. In the scheme, the atomic state is used as stationary qubit and pho…
quant-ph2005★ 580 cited
Improving the security of multiparty quantum secret sharing against Trojan horse attack
Fu-Guo Deng, Xi-Han Li, Hong-Yu Zhou +1
We analyzed the security of the multiparty quantum secret sharing (MQSS) protocol recently proposed by Zhang, Li and Man [Phys. Rev. A \textbf{71}, 044301 (2005)] and found that th…