Published/Posted: July 1, 2004
Authors: Salem, R.; Murphy, T. E.
DOI: 10.1364/OL.29.001524Abstract: We present experimental measurements of the polarization dependence of two-photon absorption in silicon photodiodes at 1550 nm, and we offer a simple theory that explains our observations. Based on this theory, we propose and demonstrate that it is possible to construct an optical cross-correlation system that is polarization insensitive, provided that one of the two input polarization states can be controlled.
R. Salem and T. E. Murphy, "Polarization-insensitive cross correlation using two-photon absorption in a silicon photodiode", Opt. Lett. 29(13) 1524-1526 (2004)
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