Machine learning identification of symmetrized base states of Rydberg atoms

Chong, Daryl Ryan and Kim, Minhyuk and Ahn, Jaewook and Jeong, Heejeong (2022) Machine learning identification of symmetrized base states of Rydberg atoms. Frontiers of Physics, 17 (1). ISSN 2095-0462, DOI https://doi.org/10.1007/s11467-021-1099-0.

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Abstract

Studying the complex quantum dynamics of interacting many-body systems is one of the most challenging areas in modern physics. Here, we use machine learning (ML) models to identify the symmetrized base states of interacting Rydberg atoms of various atom numbers (up to six) and geometric configurations. To obtain the data set for training the ML classifiers, we generate Rydberg excitation probability profiles that simulate experimental data by utilizing Lindblad equations that incorporate laser intensities and phase noise. Then, we classify the data sets using support vector machines (SVMs) and random forest classifiers (RFCs). With these ML models, we achieve high accuracy of up to 100% for data sets containing only a few hundred samples, especially for the closed atom configurations such as the pentagonal (five atoms) and hexagonal (six atoms) systems. The results demonstrate that computationally cost-effective ML models can be used in the identification of Rydberg atom configurations.

Item Type: Article
Funders: United States Department of Defense Air Force Office of Scientific Research (AFOSR) [Grant No: FA2386-20-1-4068], SATU Joint Research Scheme (JRS) [Grant No: SST004-2020], University of Malaya Impact Oriented Interdisciplinary Research Grant [Grant No: IIRG001-19FNW], Samsung [Grant No: SSTF-BA1301-12], National Research Foundation of Korea [Grant No: 2017R1E1A1A01074307]
Uncontrolled Keywords: Rydberg atoms; Machine learning; Rydberg atom configurations
Subjects: Q Science > QC Physics
Divisions: Faculty of Science > Department of Physics
Depositing User: Ms. Juhaida Abd Rahim
Date Deposited: 04 Aug 2022 02:34
Last Modified: 04 Aug 2022 02:34
URI: http://eprints.um.edu.my/id/eprint/33394

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