Measuring a coherent superposition

We propose a simple method for measuring the populations and the relative phase in a coherent superposition of two atomic states. The method is based on coupling the two states to a third common (excited) state by means of two laser pulses, and measuring the total fluorescence from the third state f...

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Hauptverfasser: Vitanov, N. V, Shore, B. W, Unanyan, R. G, Bergmann, K
Format: Artikel
Sprache:eng
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Zusammenfassung:We propose a simple method for measuring the populations and the relative phase in a coherent superposition of two atomic states. The method is based on coupling the two states to a third common (excited) state by means of two laser pulses, and measuring the total fluorescence from the third state for several choices of the excitation pulses.
DOI:10.48550/arxiv.quant-ph/9906051