Cited by 81Quantum Electrodynamics and Casimir EffectCosmology and Gravitation TheoriesBlack Holes and Theoretical Physics

Ion Trap Simulations of Quantum Fields in an Expanding Universe

Alsing, Paul M., Dowling, Jonathan P., Milburn, G. J.·2005·Physical Review Letters

Abstract

We propose an experiment in which the phonon excitation of ion(s) in a trap, with a trap frequency exponentially modulated at rate kappa, exhibits a thermal spectrum with an "Unruh" temperature given by k(B)T=Planck kappa. We discuss the similarities of this experiment to the response of detectors in a de Sitter universe and the usual Unruh effect for uniformly accelerated detectors. We demonstrate a new Unruh effect for detectors that respond to antinormally ordered moments using the ion's first blue sideband transition.

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Crossref · 10.1103/physrevlett.94.220401

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  • The Dirac oscillator (DO) is an exactly solvable model in relativistic quantum mechanics.

    “The relativistic extension of the quantum harmonic oscillator, the so-called Dirac oscillator (DO) [57,58,59], provides a paradigmatic and exactly solvable model in relativistic quantum mechanics.”

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Authors
Alsing, P. M., Dowling, J. P., & Milburn, G. J.
Affiliations
  • University of New Mexico (US)
  • Louisiana State University (US)
  • The University of Queensland (AU)
Venue
Physical Review Letters
Published
2005-06-06
Volume
94
Issue
22
Pages
220401-220401
ISSN
  • 0031-9007 (ISSN-L)
  • 1079-7114
OpenAlex
W2057201898
Cited by
81
References
0
Citations by year
2026: 1 · 2025: 7 · 2024: 3 · 2023: 2 · 2022: 4 · 2021: 5 · 2020: 3 · 2019: 5 · 2018: 1 · 2017: 4 · 2016: 6 · 2015: 3 · 2014: 3 · 2013: 2 · 2012: 4
FWCI
2.05
Type
journal article
Language
en
Open access
closed
Locations
  • Physical Review Letters (publishedVersion)
  • PubMed (publishedVersion)
Topics
  • Physical Sciences › Physics and Astronomy › Atomic and Molecular Physics, and Optics › Quantum Electrodynamics and Casimir Effect
  • Physical Sciences › Physics and Astronomy › Astronomy and Astrophysics › Cosmology and Gravitation Theories
  • Physical Sciences › Physics and Astronomy › Nuclear and High Energy Physics › Black Holes and Theoretical Physics
Keywords
Unruh effect, ion trap, phonon excitations, cosmic expansion, de Sitter space, accelerated detectors, antinormal ordering, thermal spectrum, quantum field theory in curved spacetime

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