All-optical switching in a coupled cavity-atom system

We report an experimental observation of all-optical switching in a cavity QED system consisting of multiple three-level atoms confined in a cavity mode. A signal light is coupled into the normal mode of the cavity-atom system and its transmission through the cavity is switched on or off by a contro...

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Veröffentlicht in:Physical review. A, Atomic, molecular, and optical physics Atomic, molecular, and optical physics, 2010-09, Vol.82 (3), Article 033808
Hauptverfasser: Wei, Xiaogang, Zhang, Jiepeng, Zhu, Yifu
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Sprache:eng
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Zusammenfassung:We report an experimental observation of all-optical switching in a cavity QED system consisting of multiple three-level atoms confined in a cavity mode. A signal light is coupled into the normal mode of the cavity-atom system and its transmission through the cavity is switched on or off by a control laser coupled to the atoms from free space. Our experiment shows that the all-optical switching in the cavity QED system can be performed for the cavity mode tuned on resonance with or off resonance from the atomic transition frequency.
ISSN:1050-2947
1094-1622
DOI:10.1103/PhysRevA.82.033808