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Erratum: "Two-color optically addressed spatial light modulator as a generic spatiotemporal system" [Chaos 31, 121104 (2021)].

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Updated: Oct 8, 2025

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator

Published on: January 28, 2019

Two-color optically addressed spatial light modulator as a generic spatiotemporal system.

Vladimir V Semenov¹, Xavier Porte¹, Ibrahim Abdulhalim²

¹FEMTO-ST Institute/Optics Department, CNRS and University Bourgogne Franche-Comté, 15B avenue des Montboucons, Besançon Cedex 25030, France.

Chaos (Woodbury, N.Y.)

|January 1, 2022

Summary

This summary is machine-generated.

This study demonstrates a tunable experimental platform for nonlinear spatiotemporal systems, enabling transitions between different normal form descriptions. The optically addressed spatial light modulator offers a versatile approach for studying diverse physical phenomena and developing advanced computing architectures.

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Last Updated: Oct 8, 2025

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator

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Area of Science:

Nonlinear dynamics
Spatiotemporal systems
Bifurcation theory

Background:

Nonlinear spatiotemporal systems are fundamental to diverse scientific fields.
Normal form description unifies models and identifies bifurcation scenarios.
A unified experimental platform for continuous transitions between normal forms is highly relevant.

Purpose of the Study:

To demonstrate a transmissive, optically addressed spatial light modulator platform.
To enable continuous tuning between pitchfork, transcritical, and saddle-node bifurcations.
To investigate the potential for implementing novel computing architectures.

Main Methods:

Analytical derivation of dynamical equations corresponding to normal forms.
Extensive numerical simulations to confirm analytical findings.
Utilizing a nematic liquid crystal device with nano-dimensional dichalcogenide films.

Main Results:

The spatial light modulator platform allows tuning between three distinct normal form bifurcations.
Experimental device parameters were incorporated into the model.
Optical coupling methods were explored for implementing system topologies.

Conclusions:

The developed platform offers a versatile experimental approach to nonlinear spatiotemporal systems.
This technology has potential applications in neural networks and physical models like Ising or XY-Hamiltonians.
The system allows for ultralow energy consumption in advanced computing paradigms.