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Observation of Quantum Jumps in a Single Atom

Open access
Bergquist, J. C., Hulet, Randall G., Itano, Wayne M., Wineland, D. J.·1986·Physical Review Letters

Abstract

We detect the radiatively driven electric quadrupole transition to the metastable $^{2}D_{\frac{5}{2}}$ state in a single, laser-cooled Hg II ion by monitoring the abrupt cessation of the fluorescence signal from the laser-excited $^{2}S_{\frac{1}{2}}\ensuremath{\rightarrow}^{2}P_{\frac{1}{2}}$ first resonance line. When the ion "jumps" back from the metastable $D$ state to the ground $S$ state, the $S\ensuremath{\rightarrow}P$ resonance fluorescence signal immediately returns. The statistical properties of the quantum jumps are investigated; for example, photon antibunching in the emission from the $D$ state is observed with 100% efficiency.

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Metadata

Authors
Bergquist, J. C., Hulet, R. G., Itano, W. M., & Wineland, D. J.
Venue
Physical Review Letters
Published
1986-10-06
Volume
57
Issue
14
Pages
1699-1702
ISSN
0031-9007 (ISSN-L)
OpenAlex
W2026938692
Cited by
716
References
1
FWCI
18.99
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: Observation of Quantum Jumps in a Single Atom. https://app.cochat.ai/papers/10.1103/physrevlett.57.1699
The paper
Bergquist, J. C., Hulet, R. G., Itano, W. M., & Wineland, D. J. (1986). Observation of Quantum Jumps in a Single Atom. Physical Review Letters. https://doi.org/10.1103/physrevlett.57.1699

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.