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Neutral atom arrays and optical cavity QED systems have developed in parallel as central pillars of modern experimental quantum science. While each platform has demonstrated exceptional capabilities-such as high-fidelity quantum logic in…

We study analytically the dynamics of cavity QED nodes in a practical quantum network. Given a single 3-level $\Lambda$-type atom or quantum dot coupled to a micro-cavity, we derive several necessary and sufficient criteria for the coherent…

Quantum Physics · Physics 2007-05-23 David Fattal , Ray Beausoleil , Yoshihisa Yamamoto

Waveguide quantum electrodynamics (WQED) provides a powerful platform for exploring quantum optical phenomena by enhancing atom-photon interactions through photon confinement in a waveguide. Here we investigate the photon-scattering…

Quantum Physics · Physics 2026-03-31 Yanjin Yue , Rui-Yang Gong , Shengyong Li , Ze-Liang Xiang

We investigate the effect of electron-phonon interactions on the coherence properties of single photons emitted from a semiconductor cavity QED system, i.e. a quantum dot embedded in an optical cavity. The degree of indistinguishability,…

Mesoscale and Nanoscale Physics · Physics 2014-07-23 P. Kaer , J. Mork

Photon-photon scattering in vacuum is extremely weak. However, strong effective interactions between single photons can be realized by employing strong light-matter coupling. These interactions are a fundamental building block for quantum…

Quantum Physics · Physics 2017-07-07 Dibyendu Roy , C. M. Wilson , Ofer Firstenberg

This article reviews theoretical methods developed in the last decade to understand cavity quantum electrodynamics in the ultrastrong-coupling regime, where the strength of the light-matter interaction becomes comparable to the photon…

Quantum Physics · Physics 2020-06-05 Alexandre Le Boité

Nonperturbative coupling of light with condensed matter in an optical cavity is expected to reveal a host of coherent many-body phenomena and states. In addition, strong coherent light-matter interaction in a solid-state environment is of…

Similar to superconducting circuit quantum electrodynamics (cQED), the development of a photonic analog--specifically, photonic circuit cQED--has become a major focus in integrated quantum photonics. Current solid-state cQED devices,…

Quantum Physics · Physics 2025-04-08 Xudong Wang , Yifan Zhu , Xiuqi Zhang , Yuanhao Qin , Bowen Chen , Yang Chen , Yongheng Huo , Jiaxiang Zhang , Xin Ou

Recently, integrated photonic circuits have brought new capabilities to electron microscopy and been used to demonstrate efficient electron phase modulation and electron-photon correlations. Here, we quantitatively analyze the feasibility…

Quantum Physics · Physics 2023-06-30 Guanhao Huang , Nils J. Engelsen , Ofer Kfir , Claus Ropers , Tobias J. Kippenberg

Embedding materials in optical cavities has emerged as a strategy for tuning material properties. Accurate simulations of electrons in materials interacting with quantum photon fluctuations of a cavity are crucial for understanding and…

Materials Science · Physics 2025-10-28 Hang Liu , Francesco Troisi , Hannes Hübener , Simone Latini , Angel Rubio

We study theoretically the interaction between two photons in a nonlinear cavity. The photons are loaded into the cavity via a method we propose here, in which the input/output coupling of the cavity is effectively controlled via a tunable…

Quantum Physics · Physics 2020-04-29 Mikkel Heuck , Kurt Jacobs , Dirk R. Englund

The light-matter interaction can be utilized to qualitatively alter physical properties of materials. Recent theoretical and experimental studies have explored this possibility of controlling matter by light based on driving many-body…

Mesoscale and Nanoscale Physics · Physics 2020-11-11 Yuto Ashida , Atac Imamoglu , Jerome Faist , Dieter Jaksch , Andrea Cavalleri , Eugene Demler

Cavity quantum electrodynamics has attracted substantial interest, both due to its potential role in the field of quantum information processing and as a testbed for basic experiments in quantum mechanics. Here, we show how cavity quantum…

Mesoscale and Nanoscale Physics · Physics 2011-11-22 Martin Winger , Antonio Badolato , Kevin Hennessy , Evelyn Hu , Atac Imamoglu

We propose a driven optical cavity quantum electrodynamics (QED) set up aimed at directly probing energy transport dynamics in photosynthetic biomolecules. We show that detailed information concerning energy transfer paths and…

Superconducting qubits, realized by incorporating Josephson junctions into superconducting circuits, behave as artificial atoms with anharmonic energy spectra and can be precisely controlled and measured using microwave cavities within the…

Quantum Physics · Physics 2026-05-04 Roson Nongthombam , Urmimala Dewan , Amarendra K. Sarma

Many effects in the interaction between atoms and a cavity that are usually de-scribed in quantum mechanical terms (cavity quantum electrodynamics, cavity QED) can be understood and quantitatively analyzed within a classical framework. We…

Recent advancements in electron microscopy have introduced innovative techniques enabling the inelastic interaction of fast electrons with tightly confined and intense light fields. These techniques, commonly summarized under the term…

Mesoscale and Nanoscale Physics · Physics 2024-05-21 Niklas Müller , Soufiane el Kabil , Gerrit Vosse , Lina Hansen , Christopher Rathje , Sascha Schäfer

Electron-photon quantum entanglement in an electron microscope paves the way for a new quantum platform, enabling the integration of quantum functionalities into electron microscopy and opening opportunities for quantum imaging and quantum…

Quantum Physics · Physics 2026-05-25 Tatsuro Yuge , Ryo Okamoto , Takumi Sannomiya , Keiichirou Akiba

Nonlinear dynamics in the fundamental interaction between a two-level atom with recoil and a quantized radiation field in a high-quality cavity is studied. We consider the strongly coupled atom-field system as a quantum-classical hybrid…

Quantum Physics · Physics 2011-11-09 S. V. Prants