Spatial beam cleaning in quadratic nonlinear medium
04 Pubblicazione in atti di convegno
Krupa K., Fona R., Tonello A., Labruyère A., Shalaby B. M., Wabnitz S., Baronio F., Aceves A. B., Millot G., Couderc V.
We show experimentally that a laser beam scrambled by propagation in a short segment of multimode fiber may be cleaned by the nonlinear propagation in KTP cristal with type-II second-harmonic generation.