|
related topics |
{temperature, thermal, energy} |
{entanglement, phys, rev} |
{field, particle, equation} |
{cos, sin, state} |
|
Equation of state for Entanglement in a Fermi gas
Christian Lunkes, Caslav Brukner, Vlatko Vedral
abstract: Entanglement distance is the maximal separation between two entangled
electrons in a degenerate electron gas. Beyond that distance, all entanglement
disappears. We relate entanglement distance to degeneracy pressure both for
extreme relativistic and non-relativistic systems, and estimate the
entanglement distance in a white dwarf. Treating entanglement as a
thermodynamical quantity, we relate the entropy of formation and concurrence to
relative electron distance, pressure, and temperature, to form a new equation
of state for entanglement.
- oai_identifier:
- oai:arXiv.org:quant-ph/0410166
- categories:
- quant-ph
- comments:
- To appear in Phys. Rev. A., 4 pages, 1 figure
- doi:
- 10.1103/PhysRevA.71.034309
- arxiv_id:
- quant-ph/0410166
- journal_ref:
- Phys. Rev. A 71, 034309 (2005)
- created:
- 2004-10-21
- updated:
- 2005-01-09
Full article ▸
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