Remote state preparation : Arbitrary remote control of photon polarization

We experimentally demonstrate the first remote state preparation of arbitrary single-qubit states, encoded in the polarization of photons generated by spontaneous parametric down-conversion. Utilizing degenerate and nondegenerate wavelength entangled sources, we remotely prepare arbitrary states at...

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Veröffentlicht in:Physical review letters 2005-04, Vol.94 (15), p.150502.1-150502.4, Article 150502
Hauptverfasser: PETERS, Nicholas A, BARREIRO, Julio T, GOGGIN, Michael E, WEI, Tzu-Chieh, KWIAT, Paul G
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Sprache:eng
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Zusammenfassung:We experimentally demonstrate the first remote state preparation of arbitrary single-qubit states, encoded in the polarization of photons generated by spontaneous parametric down-conversion. Utilizing degenerate and nondegenerate wavelength entangled sources, we remotely prepare arbitrary states at two wavelengths. Further, we derive theoretical bounds on the states that may be remotely prepared for given two-qubit resources.
ISSN:0031-9007
1079-7114
DOI:10.1103/physrevlett.94.150502