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This new analytical model replaces computationally intensive simulations with a simplified matrix-based approach that provides exact predictions for optical power transfer through turbulence. By confirming a linear scaling relationship across broad turbulence regimes, the framework enables precise optimization of free-space optical communication and imaging systems without relying on restrictive single-mode approximations. The split-step methodology offers a significant efficiency gain for both theoretical research and practical deployment in atmospheric channels.

Sursă care acoperăQuantum Zeitgeist

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Light Beams Lose Power Predictably through Turbulence, Model Confirms

Quantum Zeitgeist6 iunie 20265 min de cititArticolul și perspectiva sunt în engleză.

A linear scaling of power transfer with propagation distance, confirmed by this analytical model, offers a precise prediction previously unavailable for light travelling through turbulence. Unlike prior methods relying on approximations, this framework delivers exact results for a broad range of scenarios, validating established empirical observations of spatial mode behaviour. This advance promises optimisation of free-space optical communication and imaging systems by accurately modelling signal degradation.

Scientists at Technology Innovation Institute, led by Konstantin Kravtsov, have developed a new analytical model to directly measure the depletion of optical power and its redistribution between spatial light modes as light propagates through turbulent atmospheric conditions. The model provides a simplified, matrix-based solution for predicting power transfer at any distance within a turbulent channel, demonstrating a linear scaling relationship with propagation distance. Predictions generated by the model align with simulation results and validate previously established empirical relationships linking turbulence characteristics to mode order. Turbulence-induced power transfer between spatial light modes now exhibits a linear scaling with…

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