Author:
Wadood S. A.,Liang K.,Agrawal G. P.,Visser T. D.,Stroud C. R.,Vamivakas A. N.
Abstract
We show that the cross-spectral density of Gaussian-Schell model beams undergoes amplification in parametrically modulated graded-index media. The process is an analog of quantum mechanical parametric amplification, and can find applications in fiber-based imaging.