Physics – Quantum Physics
Scientific paper
2010-03-08
Physics Letters A 375, 861-866 (2011)
Physics
Quantum Physics
7 pages, 1 figure, published version
Scientific paper
10.1016/j.physleta.2010.12.056
We scrutinize the effects of non-ideal data acquisition on the homodyne tomograms of photon quantum states. The presence of a weight function, schematizing the effects of the finite thickness of the probing beam or equivalently noise, only affects the state reconstruction procedure by a normalization constant. The results are extended to a discrete mesh and show that quantum tomography is robust under incomplete and approximate knowledge of tomograms.
Asorey Manuel
Facchi Paolo
Florio Giovanni
Man'ko Vladimir I.
Marmo Giuseppe
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