8 papers
Spatiotemporal Stabilization of Turbulence-Distorted Gaussian Beams via Waveguide Spatial Filtering
Shouvik Sadhukhan, C. S. Narayanamurthy
Optical beams propagating through atmospheric turbulence undergo spatiotemporal intensity fluctuations that deviate significantly from an ideal Gaussian profile. In this work, we p…
Spatio-Temporal Scintillation Mitigation via Polarizations Coupled Higher-Order Correlation
Shouvik Sadhukhan, C. S. Narayanamurthy
We present a unified theoretical framework linking second and fourth order statistical correlations of stochastic electromagnetic beams to the scintillation index observed after pr…
Conventional Scintillation Statistics with Turbulence Impacted Coupled Dipole Oscillation
Shouvik Sadhukhan, C. S. Narayanamurthy
We investigate the propagation of optical fields through polymethyl methacrylate (PMMA) rods under atmospheric turbulence conditions, employing a generalized Lorentz dipole oscilla…
Turbulence Impacted Wavefront Corrections Using Beam Modulation Technique
Shouvik Sadhukhan, C. S. Narayanamurthy
New experimental technique have been proposed to discuss the turbulence impact reduction using beam shaping technique. In first phase of experiments, turbulence Impacted Vortex bea…
Classical field statistical phase-space analysis of passive turbulence mitigation using PMMA dielectric media
Shouvik Sadhukhan, C. S. Narayanamurthy
This study examines the influence of optical turbulence on field statistics using a nonlinear reconstruction and quantum phase-space formalism. Turbulence-distorted intensity seque…
Geometric Manifold Statistics of Turbulence-Impacted Beam Propagation and Compensation in Optical Communication
Shouvik Sadhukhan, C. S. Narayanamurthy
The present study extends the analysis of turbulence-affected beam statistics through a manifold-based statistical framework that unifies probabilistic modeling with geometric inte…