Reinforcement-learning-based matter-wave interferometer in a shaken optical lattice

We demonstrate the design of a matter-wave interferometer to measure acceleration in one dimension with high precision. The system we base this on consists of ultracold atoms in an optical lattice potential created by interfering laser beams. Our approach uses reinforcement learning, a branch of mac...

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Main Authors: Liang-Ying Chih, Murray Holland
Format: Article
Language:English
Published: American Physical Society 2021-09-01
Series:Physical Review Research
Online Access:http://doi.org/10.1103/PhysRevResearch.3.033279
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author Liang-Ying Chih
Murray Holland
author_facet Liang-Ying Chih
Murray Holland
author_sort Liang-Ying Chih
collection DOAJ
description We demonstrate the design of a matter-wave interferometer to measure acceleration in one dimension with high precision. The system we base this on consists of ultracold atoms in an optical lattice potential created by interfering laser beams. Our approach uses reinforcement learning, a branch of machine learning that generates the protocols needed to realize lattice-based analogs of optical components including a beam splitter, a mirror, and a recombiner. The performance of these components is evaluated by comparison with their optical analogs. The interferometer's sensitivity to acceleration is quantitatively evaluated using a Bayesian statistical approach. We find the sensitivity to surpass that of standard Bragg interferometry, demonstrating the future potential for this design methodology.
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spelling doaj.art-49dfc9439c164040b75486b0ef9feef02024-04-12T17:14:23ZengAmerican Physical SocietyPhysical Review Research2643-15642021-09-013303327910.1103/PhysRevResearch.3.033279Reinforcement-learning-based matter-wave interferometer in a shaken optical latticeLiang-Ying ChihMurray HollandWe demonstrate the design of a matter-wave interferometer to measure acceleration in one dimension with high precision. The system we base this on consists of ultracold atoms in an optical lattice potential created by interfering laser beams. Our approach uses reinforcement learning, a branch of machine learning that generates the protocols needed to realize lattice-based analogs of optical components including a beam splitter, a mirror, and a recombiner. The performance of these components is evaluated by comparison with their optical analogs. The interferometer's sensitivity to acceleration is quantitatively evaluated using a Bayesian statistical approach. We find the sensitivity to surpass that of standard Bragg interferometry, demonstrating the future potential for this design methodology.http://doi.org/10.1103/PhysRevResearch.3.033279
spellingShingle Liang-Ying Chih
Murray Holland
Reinforcement-learning-based matter-wave interferometer in a shaken optical lattice
Physical Review Research
title Reinforcement-learning-based matter-wave interferometer in a shaken optical lattice
title_full Reinforcement-learning-based matter-wave interferometer in a shaken optical lattice
title_fullStr Reinforcement-learning-based matter-wave interferometer in a shaken optical lattice
title_full_unstemmed Reinforcement-learning-based matter-wave interferometer in a shaken optical lattice
title_short Reinforcement-learning-based matter-wave interferometer in a shaken optical lattice
title_sort reinforcement learning based matter wave interferometer in a shaken optical lattice
url http://doi.org/10.1103/PhysRevResearch.3.033279
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