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Volumn 69, Issue 2, 2004, Pages 223181-2231810

Entanglement and purity of two-mode Gaussian states in noisy channels

Author keywords

[No Author keywords available]

Indexed keywords

COMPUTATIONAL METHODS; CORRELATION METHODS; DAMPING; DATA PROCESSING; DEGRADATION; ENTROPY; GAUSSIAN NOISE (ELECTRONIC); OPTIMIZATION; PARAMETER ESTIMATION; PHOTONS; TENSORS;

EID: 1942539980     PISSN: 10502947     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article
Times cited : (122)

References (47)
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    • note
    • The proof of such properties can be found in Ref. [12] for finite-dimensional Hilbert spaces. Anyway, since the proof essentially relies on the use of the Jordan decomposition, it still holds in infinite dimension as shown in Ref. [27].
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    • Possible squeezed reservoirs are treated in M.-A. Dupertuis and S. Stenholm, J. Opt. Soc. Am. B 4, 1094 (1987); M.-A. Dupertuis, S.M. Barnett, and S. Stenholm, ibid. 4, 1102 (1987); Z. Ficek and P.D. Drummond, Phys. Rev. A 43, 6247 (1991); K.S. Grewal, ibid. 67, 022107 (2003); see also C.W. Gardiner and P. Zoller, Quantum Noise (Springer Verlag, Berlin, 1999), and Ref. [34].
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    • Possible squeezed reservoirs are treated in M.-A. Dupertuis and S. Stenholm, J. Opt. Soc. Am. B 4, 1094 (1987); M.-A. Dupertuis, S.M. Barnett, and S. Stenholm, ibid. 4, 1102 (1987); Z. Ficek and P.D. Drummond, Phys. Rev. A 43, 6247 (1991); K.S. Grewal, ibid. 67, 022107 (2003); see also C.W. Gardiner and P. Zoller, Quantum Noise (Springer Verlag, Berlin, 1999), and Ref. [34].
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    • Any centered single-mode Gaussian state can be written in this form, see P. Marian and T.A. Marian, Phys. Rev. A 47, 4474 (1993).
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