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Title: Necessary and sufficient conditions for the entanglement sudden death under amplitude damping and phase damping

Journal Article · · Physical Review. A
 [1];  [1]
  1. Department of Physics, Hong Kong Baptist University, Hong Kong (China)

By using principal minor method, which is developed from the Peres-Horodecki criterion for the separability of a quantum state, we derive the necessary and sufficient conditions for the entanglement sudden death of a two-qubit state under amplitude damping and phase damping.

OSTI ID:
21140637
Journal Information:
Physical Review. A, Vol. 76, Issue 6; Other Information: DOI: 10.1103/PhysRevA.76.062322; (c) 2007 The American Physical Society; Country of input: International Atomic Energy Agency (IAEA); ISSN 1050-2947
Country of Publication:
United States
Language:
English