Spatial distribution of Spontaneous Parametric Down-Converted Photons
Shashi Prabhakar, G. Ravi Shnakar Reddy, Abdul Rahim Aadhi, Ashok Kumar, G. K. Samanta, Ravindra Pratap Singh · 2012
We have studied spatial distribution of the parametric down-converted photons for a gaussian pump beam and observed that the spatial extent of these photons increases linearly with increasing size of the pump beam.