0604123v2

related topics
{state, states, entangled}
{let, theorem, proof}
{operator, operators, space}
{entanglement, phys, rev}
{states, state, optimal}

A simple spectral condition implying separability for states of bipartite quantum systems

M. E. Gabach Clement, G. A. Raggio

abstract: For two qubits and for general bipartite quantum systems, we give a simple spectral condition in terms of the ordered eigenvalues of the density matrix which guarantees that the corresponding state is separable.

oai_identifier:
oai:arXiv.org:quant-ph/0604123
categories:
quant-ph
comments:
5 pages Revised 31 May 2006
doi:
10.1088/0305-4470/39/29/019
arxiv_id:
quant-ph/0604123
created:
2006-04-17
updated:
2006-05-31

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