Economical phase-covariant cloning with multiclones
张文海, 叶柳
Economical phase-covariant cloning with multiclones
Zhang Wen-Hai(张文海) and Ye Liu(叶柳)
中国物理B . 2009, (9): 3702 -3705 .  DOI: 10.1088/1674-1056/18/9/015