Atom-Mechanical Hong-Ou-Mandel Interference

Quantum coupling between mechanical oscillators and atomic gases generating entanglement has been recently experimentally demonstrated using their subsequent interaction with light. The next step is to build a hybrid atom-mechanical quantum gate showing bosonic interference effects of single quanta...

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Main Authors: Alisa D. Manukhova, Andrey A. Rakhubovsky, Radim Filip
Format: Article
Language:English
Published: Verein zur Förderung des Open Access Publizierens in den Quantenwissenschaften 2022-04-01
Series:Quantum
Online Access:https://quantum-journal.org/papers/q-2022-04-13-686/pdf/
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author Alisa D. Manukhova
Andrey A. Rakhubovsky
Radim Filip
author_facet Alisa D. Manukhova
Andrey A. Rakhubovsky
Radim Filip
author_sort Alisa D. Manukhova
collection DOAJ
description Quantum coupling between mechanical oscillators and atomic gases generating entanglement has been recently experimentally demonstrated using their subsequent interaction with light. The next step is to build a hybrid atom-mechanical quantum gate showing bosonic interference effects of single quanta in the atoms and oscillators. We propose an experimental test of Hong-Ou-Mandel interference between single phononic excitation and single collective excitation of atoms using the optical connection between them. A single optical pulse is sufficient to build a hybrid quantum-nondemolition gate to observe the bunching of such different quanta. The output atomic-mechanical state exhibits a probability of a hybrid bunching effect that proves its nonclassical aspects. This proposal opens a feasible road to broadly test such advanced quantum bunching phenomena in a hybrid system with different specific couplings.
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spelling doaj.art-176b68caaa964dfda488ea2c34eed8ce2022-12-22T01:47:04ZengVerein zur Förderung des Open Access Publizierens in den QuantenwissenschaftenQuantum2521-327X2022-04-01668610.22331/q-2022-04-13-68610.22331/q-2022-04-13-686Atom-Mechanical Hong-Ou-Mandel InterferenceAlisa D. ManukhovaAndrey A. RakhubovskyRadim FilipQuantum coupling between mechanical oscillators and atomic gases generating entanglement has been recently experimentally demonstrated using their subsequent interaction with light. The next step is to build a hybrid atom-mechanical quantum gate showing bosonic interference effects of single quanta in the atoms and oscillators. We propose an experimental test of Hong-Ou-Mandel interference between single phononic excitation and single collective excitation of atoms using the optical connection between them. A single optical pulse is sufficient to build a hybrid quantum-nondemolition gate to observe the bunching of such different quanta. The output atomic-mechanical state exhibits a probability of a hybrid bunching effect that proves its nonclassical aspects. This proposal opens a feasible road to broadly test such advanced quantum bunching phenomena in a hybrid system with different specific couplings.https://quantum-journal.org/papers/q-2022-04-13-686/pdf/
spellingShingle Alisa D. Manukhova
Andrey A. Rakhubovsky
Radim Filip
Atom-Mechanical Hong-Ou-Mandel Interference
Quantum
title Atom-Mechanical Hong-Ou-Mandel Interference
title_full Atom-Mechanical Hong-Ou-Mandel Interference
title_fullStr Atom-Mechanical Hong-Ou-Mandel Interference
title_full_unstemmed Atom-Mechanical Hong-Ou-Mandel Interference
title_short Atom-Mechanical Hong-Ou-Mandel Interference
title_sort atom mechanical hong ou mandel interference
url https://quantum-journal.org/papers/q-2022-04-13-686/pdf/
work_keys_str_mv AT alisadmanukhova atommechanicalhongoumandelinterference
AT andreyarakhubovsky atommechanicalhongoumandelinterference
AT radimfilip atommechanicalhongoumandelinterference