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arxiv: quant-ph/0208096 · v1 · pith:KTX44MORnew · submitted 2002-08-14 · 🪐 quant-ph

Direct measurement of the Q-function in a lossy cavity

classification 🪐 quant-ph
keywords cavityfieldlossyq-functionallowingcorrespondingdespitedirect
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We show that the Q-function corresponding to an electromagnetic field in a lossy cavity can be directly measured by means of a simple scheme, therefore allowing the knowledge of the state of the field despite dissipation.

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