All-optical sub-Kelvin sympathetic cooling of a levitated microsphere in vacuum

Yoshihiko Arita; Graham David Bruce; Ewan Malcolm Wright; S. H. Simpson; P. Zemánek; Kishan Dholakia

doi:10.1364/OPTICA.466337

All-optical sub-Kelvin sympathetic cooling of a levitated microsphere in vacuum

Yoshihiko Arita^*, Graham David Bruce, Ewan Malcolm Wright, S. H. Simpson, P. Zemánek, Kishan Dholakia^*

^*Corresponding author for this work

Research output: Contribution to journal › Article › peer-review

Abstract

We demonstrate all-optical sympathetic cooling of a laser-trapped microsphere to sub-Kelvin temperatures, mediated by optical binding to a feedback-cooled adjacent particle. Our study opens prospects for multi-particle quantum entanglement and sensing in levitated optomechanics.

Original language	English
Pages (from-to)	1000-1002
Number of pages	3
Journal	Optica
Volume	9
Issue number	9
Early online date	24 Aug 2022
DOIs	https://doi.org/10.1364/OPTICA.466337
Publication status	Published - 20 Sept 2022

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10.1364/OPTICA.466337Licence: CC BY

Arita-2022-All-optical-sub-Kelvin-Optica-9-9-1000-CCBY
Copyright © the Authors 2022. Published by Optica Publishing Group under the terms of the Creative Commons Attribution 4.0 License. Further distribution of this work must maintain attribution to the author(s) and the published article's title, journal citation, and DOI.
Final published version, 1.74 MBLicence: CC BY

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title = "All-optical sub-Kelvin sympathetic cooling of a levitated microsphere in vacuum",

abstract = "We demonstrate all-optical sympathetic cooling of a laser-trapped microsphere to sub-Kelvin temperatures, mediated by optical binding to a feedback-cooled adjacent particle. Our study opens prospects for multi-particle quantum entanglement and sensing in levitated optomechanics.",

author = "Yoshihiko Arita and Bruce, \{Graham David\} and Wright, \{Ewan Malcolm\} and Simpson, \{S. H.\} and P. Zem{\'a}nek and Kishan Dholakia",

note = "Funding: UK Engineering and Physical Sciences Research Council (EP/P030017/1).",

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doi = "10.1364/OPTICA.466337",

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T1 - All-optical sub-Kelvin sympathetic cooling of a levitated microsphere in vacuum

AU - Arita, Yoshihiko

AU - Bruce, Graham David

AU - Wright, Ewan Malcolm

AU - Simpson, S. H.

AU - Zemánek, P.

AU - Dholakia, Kishan

N1 - Funding: UK Engineering and Physical Sciences Research Council (EP/P030017/1).

PY - 2022/9/20

Y1 - 2022/9/20

N2 - We demonstrate all-optical sympathetic cooling of a laser-trapped microsphere to sub-Kelvin temperatures, mediated by optical binding to a feedback-cooled adjacent particle. Our study opens prospects for multi-particle quantum entanglement and sensing in levitated optomechanics.

AB - We demonstrate all-optical sympathetic cooling of a laser-trapped microsphere to sub-Kelvin temperatures, mediated by optical binding to a feedback-cooled adjacent particle. Our study opens prospects for multi-particle quantum entanglement and sensing in levitated optomechanics.

UR - https://www.scopus.com/pages/publications/85141193376

U2 - 10.1364/OPTICA.466337

DO - 10.1364/OPTICA.466337

M3 - Article

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VL - 9

SP - 1000

EP - 1002

JO - Optica

JF - Optica

IS - 9

ER -

All-optical sub-Kelvin sympathetic cooling of a levitated microsphere in vacuum

Abstract

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All-optical sub-Kelvin sympathetic cooling of a levitated microsphere in vacuum

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Resonant and shaped photonics for under: Resonant and shaped photonics for understanding the physical and biomedical world

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