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Related papers: Toward Optimum Coupling between Free Electrons and…

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Recent progress in coherent quantum interactions between free-electron pulses and laser-induced near-field light have revolutionized electron wavepacket shaping. Building on these advancements, we numerically explore the potential of…

Optics · Physics 2023-08-30 Fatemeh Chahshouri , Nahid Talebi

The creation of light-matter hybrid states, polaritons, in a cavity offers new intriguing opportunities to manipulate the electronic structure and electron dynamics of atoms and molecules. Here, we investigate the effect of electronic…

Quantum Physics · Physics 2025-07-30 Paul A. Albrecht , Eric W. Fischer , Tillmann Klamroth , Peter Saalfrank

Quantum electrodynamics of excitons in a cavity is shown to be relevant to quantum operations. We present a theory of an integrable solid-state quantum controlled-phase gate for generating entanglement of two photons using a coupled…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Wang Yao , Renbao Liu , L. J. Sham

The generation and manipulation of entanglement between isolated particles has precipitated rapid progress in quantum information processing. Entanglement is also known to play an essential role in the optical properties of atomic…

Quantum Physics · Physics 2018-05-16 Gabriel Araneda , Daniel B. Higginbottom , Lukáš Slodička , Yves Colombe , Rainer Blatt

An ensemble of electrons trapped above superfluid helium offers a paradigm system for investigating and controlling collective charge dynamics in low-dimensional electronic matter. Of particular interest is the ability to spatially control…

Mesoscale and Nanoscale Physics · Physics 2025-07-09 C. A. Mikolas , N. R. Beysengulov , A. J. Schleusner , D. G. Rees , C. Undershute , J. Pollanen

We describe a general analytical framework of a nanoplasmonic cavity-emitter system interacting with a dielectric photonic waveguide. Taking into account emitter quenching and dephasing, our model directly reveals the single photon…

Optics · Physics 2018-01-03 Frédéric Peyskens , Darrick Chang , Dirk Englund

The creation of TE-mode photons in a three-dimensional perfectly conducting cavity with one resonantly vibrating wall is studied numerically. We show that the creation of TE-mode photons in a rectangular cavity is related to the production…

Quantum Physics · Physics 2009-11-11 Marcus Ruser

Entangled photons are widely used in quantum technologies. Many photonic experiments generate them with probabilistic photon-pair sources that can be modeled as squeeze operators. In practice, these sources are usually treated in the…

Quantum Physics · Physics 2026-05-05 Carlos Ruiz-Gonzalez , Mario Krenn , Xuemei Gu

Atoms in spatially dependent light fields are attracted to local intensity maxima or minima depending on the sign of the frequency difference between the light and the atomic resonance. For light fields confined in open high-Q optical…

Quantum Physics · Physics 2019-08-05 Arthur Jungkind , Wolfgang Niedenzu , Helmut Ritsch

We introduce transversely structured all-dielectric waveguides which exploit the vectorial nature of light to achieve extreme sub-wavelength confinement in high index dielectrics, enabling characteristic mode dimensions below…

Optics · Physics 2019-10-01 Nazmus Sakib , Judson D. Ryckman

We study the optical emission from single semiconductor quantum dots coupled to the optical modes of photonic crystal nanocavities. For dots that are both spectrally and spatially coupled, auto-correlation measurements reveal efficient…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 M. Kaniber , A. Laucht , A. Neumann , J. M. Villas-Boas , M. Bichler , M. -C. Amann , J. J. Finley

Exploring the dynamics of an optically levitated dielectric micro- and nanoparticle is an exciting new subject in quantum science. Recent years have witnessed rapid advancements in attaining quantum-limited optical detection and control of…

Optics · Physics 2025-04-22 Seyed Khalil Alavi , Zijie Sheng , Haneul Lee , Hansuek Lee , Sungkun Hong

The article reviews recent progress in the theoretical understanding of near-field surface electromagnetic phenomena in pristine and atomically doped carbon nanotubes. The phenomena involving strong coupling effects are outlined. They are…

Mesoscale and Nanoscale Physics · Physics 2010-11-01 I. V. Bondarev

Confining particles to distances below their de Broglie wavelength discretizes their motional state. This fundamental effect is observed in many physical systems, ranging from electrons confined in atoms or quantum dots to ultracold atoms…

Mesoscale and Nanoscale Physics · Physics 2023-08-16 Deepankur Thureja

A one-dimensional photonic-crystal (PC) cavity with nanoholes is proposed for extremely enhancing the THz electric fields by utilizing the electromagnetic (EM) boundary conditions, where both slot effect (for the perpendicular component of…

Optics · Physics 2018-12-05 Qijing Lu , Xiaogang Chen , Chang-Ling Zou , Shusen Xie

We report on a combined experimental and theoretical investigation into the normal modes of an all-fiber coupled cavity-quantum-electrodynamics system. The interaction between atomic ensembles and photons in the same cavities, and that…

Quantum Physics · Physics 2019-07-02 Donald H. White , Shinya Kato , Nikolett Nemet , Scott Parkins , Takao Aoki

Optical cavity QED provides a platform with which to explore quantum many-body physics in driven-dissipative systems. Single-mode cavities provide strong, infinite-range photon-mediated interactions among intracavity atoms. However, these…

The interaction of light and swift electrons has enabled phase-coherent manipulation and acceleration of electron wavepackets. Here we investigate this interaction in a new regime where low-energy electrons (~20-200 eV) interact with a…

Quantum Physics · Physics 2024-01-19 Maor Eldar , Zhaopin Chen , Yiming Pan , Michael Krüger

Localized plasmonic modes of metallic nanoparticles may hybridize like those of atoms forming a molecule. However, the rapid decay of the plasmonic fields outside the metal severely limits the range of these interactions to tens of…

Optics · Physics 2013-03-05 Adi Salomon , Yehiam Prior , Radoslaw Kolkowski , Joseph Zyss

We present a theoretical and experimental investigation of the emission characteristics and the flux of photon pairs generated by spontaneous parametric downconversion in quasi-phase matched bulk crystals for the use in quantum…

Quantum Physics · Physics 2007-05-23 Daniel Ljunggren , Maria Tengner