Cavity cooling of an optically levitated submicron particle

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Abstract

The coupling of a levitated submicron particle and an optical cavity field promises access to a unique parameter regime both for macroscopic quantum experiments and for high-precision force sensing. We report a demonstration of such controlled interactions by cavity cooling the center-of-mass motion of an optically trapped submicron particle. This paves the way for a light–matter interface that can enable room-temperature quantum experiments with mesoscopic mechanical systems.
Original languageEnglish
Pages (from-to)14180-14185
Number of pages6
JournalProceedings of the National Academy of Sciences of the United States of America (PNAS)
Volume110
Issue number35
DOIs
Publication statusPublished - 27 Aug 2013

Funding

We thank O. Romero-Isart, A. C. Pflanzer, J. I. Cirac, P. Zoller, H. Ritsch, C. Genes, S. Hofer, G. D. Cole, W. Wieczorek, M. Arndt, and T. Wilk for stimulating discussions and support, and J. Schmole for his graphical contributions. We acknowledge funding from the Austrian Science Fund (FWF) [Sonderforschungsbereich Foundations and Applications of Quantum Science (FOQUS)], the European Commission (Integrated Project Quantum Interfaces, Sensors and Communication based on Entanglement Q-ESSENCE, International Training Network Cavity Quantum Optomechanics cQOM), the European Research Council (ERC Starting Grant Quantum Optomechanics), The John Templeton Foundation (RQ-8251), and the European Space Agency (AO/1-6889/11/NL/CBi). N.K. acknowledges support by the Alexander von Humboldt Stiftung. U. D. and D. G. acknowledge support through the Doctoral Programme Complex Quantum Systems (CoQuS). R. K. acknowledges support from the Austrian Academy of Sciences through an APART Fellowship and from the European Commission through a Marie Curie Reintegration Grant. M. A. and R. K. acknowledge support through the Keck Institute for Space Studies.

Austrian Fields of Science 2012

  • 103026 Quantum optics
  • 103008 Experimental physics

Keywords

  • optical trapping
  • quantum optics
  • cavity optomechanics
  • nanoparticles
  • nanomechanics
  • QUANTUM GROUND-STATE
  • SINGLE ATOMS
  • OPTOMECHANICS
  • ENTANGLEMENT
  • SIMULATIONS
  • MOLECULES
  • VACUUM
  • MOTION
  • IONS
  • GAS

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