N-photon bundles emission in high-spin Jaynes–Cummings model

High-spin quantum systems, endowed with rich internal degrees of freedom, constitute a promising platform for manipulating high-quality n -photon states. In this study, we explore n -photon bundles emission by constructing a high-spin Jaynes–Cummings model within a single-mode cavity interacting wit...

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Bibliographic Details
Main Authors: Huanhuan Wei, Jing Tang, Yuangang Deng
Format: Article
Language:English
Published: IOP Publishing 2024-01-01
Series:New Journal of Physics
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Online Access:https://doi.org/10.1088/1367-2630/ad9d6e
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Summary:High-spin quantum systems, endowed with rich internal degrees of freedom, constitute a promising platform for manipulating high-quality n -photon states. In this study, we explore n -photon bundles emission by constructing a high-spin Jaynes–Cummings model within a single-mode cavity interacting with a single spin- $3/2$ atom. Our analysis reveals that the n -photon dressed state splittings can be significantly enhanced by adjusting the linear Zeeman shift inherent to the internal degrees of freedom in high-spin systems, thereby yielding well-resolved n -photon resonance. The markedly enhanced energy-spectrum anharmonicity, stemming from strong nonlinearities, enables the realization of high-quality n -photon bundles emission with large steady-state photon numbers, in contrast to conventional spin-1/2 JCM setups. Of particular interest is the realization of an optical multimode transducer capable of transitioning among single-photon blockade, two- to four-photon bundles emission, and photon-induced tunneling by tuning the light-cavity detuning in the presence of both cavity and atomic pump fields. This work unveils significant opportunities for diverse applications in nonclassical all-optical switching and high-quality multiphoton sources, deepening our understanding of creating specialized nonclassical states and fundamental physics in high-spin atom-cavity systems.
ISSN:1367-2630