The effect of heterodyne detection on the statistical accuracy of optical linewidth measurements
- 1 June 1972
- journal article
- Published by IOP Publishing in Journal of Physics A: General Physics
- Vol. 5 (6) , L49-L52
- https://doi.org/10.1088/0305-4470/5/6/001
Abstract
It is shown that an order of magnitude gain in the statistical accuracy of optical linewidths measured by digital autocorrelation of photon- counting fluctuations may be achieved by heterodyne detection in the weak signal limit.Keywords
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