Entanglement of Formation for a Class of Quantum States

Shao-Ming Fei, Juergen Jost, Xianqing Li-Jost, Guo-Fang Wang

Published 2003-04-13Version 1

Entanglement of formation for a class of higher dimensional quantum mixed states is studied in terms of a generalized formula of concurrence for $N$-dimensional quantum systems. As applications, the entanglement of formation for a class of $16\times 16$ density matrices are calculated.