Under strong driving, the field inside the cavity undergoes displacement left or right by passing an atom, thus provides possible realization of quantum walks. Using Homodyne technique, the state of the walker can be monitored.
© 2005 Optical Society of America
G. S. Agarwal and P. K. Pathak, "Quantum Random Walk of the Field in an Externally Driven Cavity," in Frontiers in Optics, OSA Technical Digest Series (Optical Society of America, 2005), paper FWM4.
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