Dual trapped-ion quantum simulators: an alternative route towards exotic quantum magnets

We present a route towards the quantum simulation of exotic quantum magnetism in ion traps by exploiting dual relations between different spin models. Our strategy allows one to start from Hamiltonians that can be realized with current technology, while properties of an exotic dual model are inferre...

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Main Authors: Tobias Graß, Maciej Lewenstein, Alejandro Bermudez
Format: Article
Language:English
Published: IOP Publishing 2016-01-01
Series:New Journal of Physics
Subjects:
Online Access:https://doi.org/10.1088/1367-2630/18/3/033011
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author Tobias Graß
Maciej Lewenstein
Alejandro Bermudez
author_facet Tobias Graß
Maciej Lewenstein
Alejandro Bermudez
author_sort Tobias Graß
collection DOAJ
description We present a route towards the quantum simulation of exotic quantum magnetism in ion traps by exploiting dual relations between different spin models. Our strategy allows one to start from Hamiltonians that can be realized with current technology, while properties of an exotic dual model are inferred from measurements of non-local, string-order-like, operators. The latter can be achieved from fluorescence, or from certain spectroscopic measurements, both of which can be combined with finite-size scaling by controlling the number of ions in the dual quantum simulator. We apply this concept to propose quantum simulators of frustrated quantum magnets, and Ising models with multi-spin interactions. We test the validity of the idea by showing numerically that the predictions of an ideal dual quantum simulator are not qualitatively modified by relevant perturbations that occur naturally in the trapped-ion scenario.
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spelling doaj.art-2b547b7e1f9a49eb8df2924f73e77d0d2023-08-08T14:28:09ZengIOP PublishingNew Journal of Physics1367-26302016-01-0118303301110.1088/1367-2630/18/3/033011Dual trapped-ion quantum simulators: an alternative route towards exotic quantum magnetsTobias Graß0Maciej Lewenstein1Alejandro Bermudez2ICFO—Institut de Ciències Fotòniques, The Barcelona Institute of Science and Technology , Av. C. F. Gauss 3, E-08860 Castelldefels (Barcelona), SpainICFO—Institut de Ciències Fotòniques, The Barcelona Institute of Science and Technology , Av. C. F. Gauss 3, E-08860 Castelldefels (Barcelona), Spain; ICREA—Institució Catalana de Recerca i Estudis Avançats , Lluis Companys 23, E-08010 Barcelona, SpainInstituto de Física Fundamental , IFF-CSIC, Calle Serrano 113b, Madrid E-28006, SpainWe present a route towards the quantum simulation of exotic quantum magnetism in ion traps by exploiting dual relations between different spin models. Our strategy allows one to start from Hamiltonians that can be realized with current technology, while properties of an exotic dual model are inferred from measurements of non-local, string-order-like, operators. The latter can be achieved from fluorescence, or from certain spectroscopic measurements, both of which can be combined with finite-size scaling by controlling the number of ions in the dual quantum simulator. We apply this concept to propose quantum simulators of frustrated quantum magnets, and Ising models with multi-spin interactions. We test the validity of the idea by showing numerically that the predictions of an ideal dual quantum simulator are not qualitatively modified by relevant perturbations that occur naturally in the trapped-ion scenario.https://doi.org/10.1088/1367-2630/18/3/033011quantum magnetismtrapped ionsquantum simulation
spellingShingle Tobias Graß
Maciej Lewenstein
Alejandro Bermudez
Dual trapped-ion quantum simulators: an alternative route towards exotic quantum magnets
New Journal of Physics
quantum magnetism
trapped ions
quantum simulation
title Dual trapped-ion quantum simulators: an alternative route towards exotic quantum magnets
title_full Dual trapped-ion quantum simulators: an alternative route towards exotic quantum magnets
title_fullStr Dual trapped-ion quantum simulators: an alternative route towards exotic quantum magnets
title_full_unstemmed Dual trapped-ion quantum simulators: an alternative route towards exotic quantum magnets
title_short Dual trapped-ion quantum simulators: an alternative route towards exotic quantum magnets
title_sort dual trapped ion quantum simulators an alternative route towards exotic quantum magnets
topic quantum magnetism
trapped ions
quantum simulation
url https://doi.org/10.1088/1367-2630/18/3/033011
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