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Related papers: Cavity QED with optically transported atoms

200 papers

Cavity quantum electrodynamics describes the fundamental interactions between light and matter, and how they can be controlled by shaping the local environment. For example, optical microcavities allow high-efficiency detection and…

Quantum Physics · Physics 2011-09-15 J. Goldwin , M. Trupke , J. Kenner , A. Ratnapala , E. A. Hinds

We propose a scheme to implement the quantum teleportation protocol with single atoms trapped in cavities. The scheme is based on the adiabatic passage and the polarization measurement. We show that it is possible to teleport the internal…

Quantum Physics · Physics 2011-11-09 Jaeyoon Cho , Hai-Woong Lee

Using the strong dispersive coupling to a high-cooperativity cavity, we demonstrate fast and non-destructive number-resolved detection of atoms in optical tweezers. We observe individual atom-atom collisions, quantum state jumps, and atom…

In a recent publication [K. Hammerer et al., Phys. Rev. Lett. 103, 063005 (2009)] we have shown the possibility to achieve strong coupling of the quantized motion of a micron-sized mechanical system to the motion of a single trapped atom.…

Quantum Physics · Physics 2010-04-28 M. Wallquist , K. Hammerer , P. Zoller , C. Genes , M. Ludwig , F. Marquardt , P. Treutlein , J. Ye , H. J. Kimble

Considering ultracold atoms traversing a high-Q Fabry-Perot cavity, we theoretically demonstrate a quantum nondemolition measurement of the photon number. This fully quantum mechanical approach may be understood utilizing concepts as…

Quantum Physics · Physics 2009-11-13 Jonas Larson , Mahmoud Abdel-Aty

Efficient loading of single atoms into tightly confined traps is crucial for advancing quantum information processing and exploring atom-photon interactions. However, directly loading atoms from a magneto-optical trap (MOT) into static…

Cavity quantum electrodynamics (cavity QED) describes the coherent interaction between matter and an electromagnetic field confined within a resonator structure, and is providing a useful platform for developing concepts in quantum…

In this article we present a pedagogical discussion of some of the optomechanical properties of a high finesse cavity loaded with ultracold atoms in laser induced synthetic gauge fields of different types. Essentially, the subject matter of…

Quantum Gases · Physics 2016-04-11 Bikash Padhi , Sankalpa Ghosh

We realize a ring cavity strongly interacting with an atom array with configurable spatial structures. By preparing the atom array with a maximized structure factor, we observe the emergence of a cavity dark mode, where the standing-wave…

Quantum Physics · Physics 2024-10-29 Xiaotian Zhang , Zhanhai Yu , Hongrui Zhang , Di Xiang , Hao Zhang

Optical cavities are a foundational technology for controlling light-matter interactions. While interfacing a single cavity to either an atom or ensemble has become a standard tool, the advent of single atom control in large atomic arrays…

Atomic Physics · Physics 2026-02-09 Anna Soper , Danial Shadmany , Adam L. Shaw , Lukas Palm , David I. Schuster , Jonathan Simon

Optical cavities are one of the best ways to increase atom-light coupling and will be a key ingredient for future quantum technologies that rely on light-matter interfaces. We demonstrate that traveling-wave "ring" cavities can achieve a…

Atomic Physics · Physics 2018-09-24 Kevin C. Cox , David H. Meyer , Nathan A. Schine , Fredrik K. Fatemi , Paul D. Kunz

We experimentally investigate the interaction between one and two atoms and the field of a high-finesse optical resonator. Laser-cooled caesium atoms are transported into the cavity using an optical dipole trap. We monitor the interaction…

The use of a dynamic "accordion" lattice with ultracold atoms is demonstrated. Ultracold atoms of $^{87}$Rb are trapped in a two-dimensional optical lattice, and the spacing of the lattice is then increased in both directions from 2.2 to…

Quantum Gases · Physics 2010-08-13 S. Al-Assam , R. A. Williams , C. J. Foot

Optical scattering force is used to reduce the loading time of single atoms to a cavity mode. Releasing a cold atomic ensemble above the resonator, we apply a push beam along the direction of gravity, offering fast atomic transport with…

Quantum Physics · Physics 2024-03-22 Dowon Lee , Taegyu Ha , Donggeon Kim , Keumhyun Kim , Kyungwon An , Moonjoo Lee

We demonstrate a many-atom-cavity system with a high-finesse dual-wavelength standing wave cavity in which all participating rubidium atoms are nearly identically coupled to a 780-nm cavity mode. This homogeneous coupling is enforced by a…

Atomic Physics · Physics 2014-06-30 Jongmin Lee , Geert Vrijsen , Igor Teper , Onur Hosten , Mark A. Kasevich

We investigate a single atom cavity-QED system directly driven by a broadband squeezed light. We demonstrate how the squeezed radiation can be used to sense the presence of a single atom in a cavity. This happens by transferring one of the…

Quantum Physics · Physics 2019-06-26 D. Q. Bao , C. J. Zhu , Y. P. Yang , G. S. Agarwal

This paper presents a setup capable of producing a high-flux continuous beam of cold rubidium atoms for cavity QED experiments in the regime of strong coupling. A 2 $D^+$ MOT, loaded by rubidium getters in a dry film coated vapor cell, fed…

Atomic Physics · Physics 2015-06-04 Basudev Roy , Michael Scholten

We theoretically investigate the optical bistability phenomenon in an ensemble of $N$ non-interacting three-level atoms trapped inside an optical cavity. The atoms are in a $\Lambda$-level configuration, where one atomic transition is…

Quantum Physics · Physics 2022-01-21 M. H. Oliveira , H. S. Borges , J. A. Souza , C. J. Villas-Boas

In many experiments isolated atoms and ions have been inserted into high-finesse optical resonators for the study of fundamental quantum optics and quantum information. Here, we introduce another application of such a system, as the…

We investigate the transmission spectrum of an optical cavity coupled with four-level atoms. Multiple normal-mode splitting peaks of the strongly coupled atom-cavity system are obtained as single cavity mode couples three separated atomic…

Quantum Physics · Physics 2019-01-03 Zheng Tan , Liyong Wang , Min Liu , Yifu Zhu , Jin Wang , Mingsheng Zhan