Spatial correlation singularity of a vortex field.
Experimental and numerical techniques allowed us to predict and verify the existence of a robust phase singularity in the spatial coherence function when a vortex is present. Though observed in the optical domain, this phenomenon may occur in any partially coherent vortex wave.
Palacios
D M
DM
Optical Sciences Center, University of Arizona, Tucson, Arizona 85721, USA.
Maleev
I D
ID
Marathay
A S
AS
Swartzlander
G A
GA