papers
Publications (4)
quant-ph2001
Separability and entanglement in 2x2xN composite quantum systems
S. Karnas, M. Lewenstein
quant-ph1999
Separability and entanglement in 2xN composite quantum systems
M. Lewenstein, J. I. Cirac, S. Karnas
quant-ph2000
Separable approximations of density matrices of composite quantum systems
S. Karnas, M. Lewenstein
quant-ph1999
Separability in 2xN composite quantum systems
B. Kraus, J. I. Cirac, S. Karnas +1