Strong coupling of two individually controlled atoms via a nanophotonic cavity

We demonstrate photon-mediated interactions between two individually trapped atoms coupled to a nanophotonic cavity. Specifically, we observe collective enhancement when the atoms are resonant with the cavity and level repulsion when the cavity is coupled to the atoms in the dispersive regime. Our a...

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Main Authors: Samutpraphoot, Polnop, Đorđević, Tamara, Ocola, Paloma L., Bernien, Hannes, Senko, Crystal, Vuletić, Vladan, Lukin, Mikhail D.
Other Authors: Massachusetts Institute of Technology. Research Laboratory of Electronics
Format: Article
Language:English
Published: American Physical Society 2020
Online Access:https://hdl.handle.net/1721.1/125079
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author Samutpraphoot, Polnop
Đorđević, Tamara
Ocola, Paloma L.
Bernien, Hannes
Senko, Crystal
Vuletić, Vladan
Lukin, Mikhail D.
author2 Massachusetts Institute of Technology. Research Laboratory of Electronics
author_facet Massachusetts Institute of Technology. Research Laboratory of Electronics
Samutpraphoot, Polnop
Đorđević, Tamara
Ocola, Paloma L.
Bernien, Hannes
Senko, Crystal
Vuletić, Vladan
Lukin, Mikhail D.
author_sort Samutpraphoot, Polnop
collection MIT
description We demonstrate photon-mediated interactions between two individually trapped atoms coupled to a nanophotonic cavity. Specifically, we observe collective enhancement when the atoms are resonant with the cavity and level repulsion when the cavity is coupled to the atoms in the dispersive regime. Our approach makes use of individual control over the internal states of the atoms and their position with respect to the cavity mode, as well as the light shifts to tune atomic transitions individually, allowing us to directly observe the anticrossing of the bright and dark two-atom states. These observations open the door for realizing quantum networks and studying quantum many-body physics based on atom arrays coupled to nanophotonic devices. ©2020 Keywords: cavity quantum electrodynamics; collective effects in quantum optics; hybrid quantum systems; quantum control; quantum optics; superradiance & subradiance
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spelling mit-1721.1/1250792022-09-30T12:45:35Z Strong coupling of two individually controlled atoms via a nanophotonic cavity Samutpraphoot, Polnop Đorđević, Tamara Ocola, Paloma L. Bernien, Hannes Senko, Crystal Vuletić, Vladan Lukin, Mikhail D. Massachusetts Institute of Technology. Research Laboratory of Electronics Massachusetts Institute of Technology. Department of Physics We demonstrate photon-mediated interactions between two individually trapped atoms coupled to a nanophotonic cavity. Specifically, we observe collective enhancement when the atoms are resonant with the cavity and level repulsion when the cavity is coupled to the atoms in the dispersive regime. Our approach makes use of individual control over the internal states of the atoms and their position with respect to the cavity mode, as well as the light shifts to tune atomic transitions individually, allowing us to directly observe the anticrossing of the bright and dark two-atom states. These observations open the door for realizing quantum networks and studying quantum many-body physics based on atom arrays coupled to nanophotonic devices. ©2020 Keywords: cavity quantum electrodynamics; collective effects in quantum optics; hybrid quantum systems; quantum control; quantum optics; superradiance & subradiance Center for Ultracold Atoms (grant no. PHY-1125846) National Science Foundation (grant no. PHY-1506284) AFOSR (grant no. FA9550-16-1-0323) Vannevar Bush Faculty Fellowship (grant no. N00014-15-1-2846) ARL CDQI (grant no. W911NF1520067) 2020-05-06T19:57:19Z 2020-05-06T19:57:19Z 2020-02-11 2019-09 2020-02-11T15:26:48Z Article http://purl.org/eprint/type/JournalArticle 1079-7114 0031-9007 https://hdl.handle.net/1721.1/125079 Samutpraphoot, Polnop, et al., "Strong coupling of two individually controlled atoms via a nanophotonic cavity." Physical Review Letters 124 (Feb. 2020): no. 063602 doi 10.1103/PhysRevLett.124.063602 ©2020 Author(s) en 10.1103/PhysRevLett.124.063602 Physical Review Letters Article is made available in accordance with the publisher's policy and may be subject to US copyright law. Please refer to the publisher's site for terms of use. American Physical Society application/pdf American Physical Society American Physical Society
spellingShingle Samutpraphoot, Polnop
Đorđević, Tamara
Ocola, Paloma L.
Bernien, Hannes
Senko, Crystal
Vuletić, Vladan
Lukin, Mikhail D.
Strong coupling of two individually controlled atoms via a nanophotonic cavity
title Strong coupling of two individually controlled atoms via a nanophotonic cavity
title_full Strong coupling of two individually controlled atoms via a nanophotonic cavity
title_fullStr Strong coupling of two individually controlled atoms via a nanophotonic cavity
title_full_unstemmed Strong coupling of two individually controlled atoms via a nanophotonic cavity
title_short Strong coupling of two individually controlled atoms via a nanophotonic cavity
title_sort strong coupling of two individually controlled atoms via a nanophotonic cavity
url https://hdl.handle.net/1721.1/125079
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