Construction of quantum states with bound entanglement
Abstract
We introduce a family of bound-entangled quantum states in 3×3 dimensions. Their density matrix ρ depends on seven independent parameters and has four different nonvanishing eigenvalues.
- Publication:
-
Physical Review A
- Pub Date:
- March 2000
- DOI:
- 10.1103/PhysRevA.61.030301
- arXiv:
- arXiv:quant-ph/9911056
- Bibcode:
- 2000PhRvA..61c0301B
- Keywords:
-
- 03.67.Hk;
- 03.65.Bz;
- 89.70.+c;
- Quantum communication;
- Information theory and communication theory;
- Quantum Physics
- E-Print:
- 5 pages