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Paul Schroff¹, Arthur La Rooij², Elmar Haller¹

¹Department of Physics, SUPA, University of Strathclyde, Glasgow, G4 0NG, UK.

Scientific Reports

|February 24, 2023

Summary

This summary is machine-generated.

Researchers created precise arbitrary light potentials for ultracold atom experiments using a spatial light modulator (SLM). This method improves accuracy and efficiency for quantum information and simulation applications.

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Area of Science:

Atomic Physics
Quantum Information Science
Optics

Background:

Arbitrary light potentials are crucial for quantum information and simulation experiments with ultracold atoms.
Spatial light modulators (SLMs) offer a versatile method for generating these potentials holographically.

Purpose of the Study:

To develop a highly accurate and efficient method for generating arbitrary light potentials using phase-modulating SLMs.
To enhance the precision of light potentials for advanced ultracold atom experiments.

Main Methods:

Holographic generation of light potentials using a phase-modulating SLM.
Modeling SLM pixel crosstalk on a sub-pixel scale for improved accuracy.
Utilizing conjugate gradient minimization to calculate SLM phase patterns.
Employing camera feedback and optical vortex removal to reduce experimental errors.

Main Results:

Achieved measured efficiencies between 15% and 40%.
Obtained high accuracy with a [Formula: see text] root-mean-squared error.
Demonstrated improved accuracy and efficiency compared to previous studies.
Generated a series of light potentials relevant for cold atom experiments.

Conclusions:

The developed techniques enable more accurate and efficient generation of arbitrary light potentials.
This advancement is significant for progress in quantum information processing and quantum simulations with ultracold atoms.