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Determination of the Wigner function from photon statistics

K. Banaszek, C. Radzewicz, K. Wodkiewicz, J. S. Krasinski

quant-pharXiv:quant-ph/9904089

Abstract

We present an experimental realisation of the direct scheme for measuring the Wigner function of a single quantized light mode. In this method, the Wigner function is determined as the expectation value of the photon number parity operator for the phase space displaced quantum state.

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