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arxiv: quant-ph/0109126 · v2 · submitted 2001-09-25 · 🪐 quant-ph

Conditions for the local manipulation of Gaussian states

classification 🪐 quant-ph
keywords gaussianlocalstateanotherbi-partiteclasscompletelyconditions
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We present a general necessary and sufficient criterion for the possibility of a state transformation from one mixed Gaussian state to another of a bi-partite continuous-variable system with two modes. The class of operations that will be considered is the set of local Gaussian completely positive trace-preserving maps.

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