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Cited by 325

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New Determination of the Fine Structure Constant from the ElectrongValue and QED

Gabrielse, G., Hanneke, D., Kinoshita, T., Nio, M., Odom, B.·2006·Physical Review Letters

Abstract

Quantum electrodynamics (QED) predicts a relationship between the dimensionless magnetic moment of the electron (g) and the fine structure constant (alpha). A new measurement of g using a one-electron quantum cyclotron, together with a QED calculation involving 891 eighth-order Feynman diagrams, determine alpha(-1)=137.035 999 710 (96) [0.70 ppb]. The uncertainties are 10 times smaller than those of nearest rival methods that include atom-recoil measurements. Comparisons of measured and calculated g test QED most stringently, and set a limit on internal electron structure.

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Metadata

Authors
Gabrielse, G., Hanneke, D., Kinoshita, T., Nio, M., & Odom, B.
Venue
Physical Review Letters
Published
2006-07-17
Volume
97
Issue
3
Pages
030802-030802
ISSN
  • 0031-9007 (ISSN-L)
  • 1079-7114
OpenAlex
W2137234519
Cited by
325
References
1
FWCI
23.63
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: New Determination of the Fine Structure Constant from the ElectrongValue and QED. https://app.cochat.ai/papers/10.1103/physrevlett.97.030802
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Gabrielse, G., Hanneke, D., Kinoshita, T., Nio, M., & Odom, B. (2006). New Determination of the Fine Structure Constant from the ElectrongValue and QED. Physical Review Letters. https://doi.org/10.1103/physrevlett.97.030802

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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.