Photon-mediated correlated hopping in a synthetic ladder

We propose a different direction in quantum simulation that uses multilevel atoms in an optical cavity as a toolbox to engineer different types of bosonic models featuring correlated hopping processes in a synthetic ladder spanned by atomic ground states. The underlying mechanisms responsible for co...

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Main Authors: Anjun Chu, Asier Piñeiro Orioli, Diego Barberena, James K. Thompson, Ana Maria Rey
Format: Article
Language:English
Published: American Physical Society 2023-05-01
Series:Physical Review Research
Online Access:http://doi.org/10.1103/PhysRevResearch.5.L022034
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author Anjun Chu
Asier Piñeiro Orioli
Diego Barberena
James K. Thompson
Ana Maria Rey
author_facet Anjun Chu
Asier Piñeiro Orioli
Diego Barberena
James K. Thompson
Ana Maria Rey
author_sort Anjun Chu
collection DOAJ
description We propose a different direction in quantum simulation that uses multilevel atoms in an optical cavity as a toolbox to engineer different types of bosonic models featuring correlated hopping processes in a synthetic ladder spanned by atomic ground states. The underlying mechanisms responsible for correlated hopping are collective cavity-mediated interactions that dress a manifold of excited levels in the far-detuned limit. By weakly coupling the ground-state levels to these dressed states using two laser drives with appropriate detunings, one can engineer correlated hopping processes while suppressing undesired single-particle and collective shifts of the ground-state levels. We discuss the rich many-body dynamics that can be realized in the synthetic ladder including pair production processes, chiral transport, and light-cone correlation spreading. The latter illustrates that an effective notion of locality can be engineered in a system with fully collective interactions.
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spelling doaj.art-f9278ef9252a487ea31634cd3348ecf32024-04-12T17:31:00ZengAmerican Physical SocietyPhysical Review Research2643-15642023-05-0152L02203410.1103/PhysRevResearch.5.L022034Photon-mediated correlated hopping in a synthetic ladderAnjun ChuAsier Piñeiro OrioliDiego BarberenaJames K. ThompsonAna Maria ReyWe propose a different direction in quantum simulation that uses multilevel atoms in an optical cavity as a toolbox to engineer different types of bosonic models featuring correlated hopping processes in a synthetic ladder spanned by atomic ground states. The underlying mechanisms responsible for correlated hopping are collective cavity-mediated interactions that dress a manifold of excited levels in the far-detuned limit. By weakly coupling the ground-state levels to these dressed states using two laser drives with appropriate detunings, one can engineer correlated hopping processes while suppressing undesired single-particle and collective shifts of the ground-state levels. We discuss the rich many-body dynamics that can be realized in the synthetic ladder including pair production processes, chiral transport, and light-cone correlation spreading. The latter illustrates that an effective notion of locality can be engineered in a system with fully collective interactions.http://doi.org/10.1103/PhysRevResearch.5.L022034
spellingShingle Anjun Chu
Asier Piñeiro Orioli
Diego Barberena
James K. Thompson
Ana Maria Rey
Photon-mediated correlated hopping in a synthetic ladder
Physical Review Research
title Photon-mediated correlated hopping in a synthetic ladder
title_full Photon-mediated correlated hopping in a synthetic ladder
title_fullStr Photon-mediated correlated hopping in a synthetic ladder
title_full_unstemmed Photon-mediated correlated hopping in a synthetic ladder
title_short Photon-mediated correlated hopping in a synthetic ladder
title_sort photon mediated correlated hopping in a synthetic ladder
url http://doi.org/10.1103/PhysRevResearch.5.L022034
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