Masakazu Yoshida   Manabu Hagiwara   Takayuki Miyadera   Hideki Imai   
IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences E95-A(9) 1561-1569 2012年9月 [査読有り]
Entangled states play crucial roles in quantum information theory and its applied technologies. In various protocols such as quantum teleportation and quantum key distribution, a good entangled state shared by a pair of distant players is indispen...