Measurement of the running of the fine structure constant below 1 GeV with the KLOE Detector

Anastasi, A.; Babusci, D.; Bencivenni, G.; Berlowski, M.; Bloise, C.; Bossi, F.; Branchini, P.; Budano, A.; Caldeira Balkeståhl, L.; Cao, B.

doi:10.1016/j.physletb.2016.12.016

Measurement of the running of the fine structure constant below 1 GeV with the KLOE Detector

KLOE-2

Collaboration

•

A. Anastasi
(
- Frascati and
- Messina U.
)

Sep 21, 2016

8 pages

Published in:

Phys.Lett.B 767 (2017) 485-492

Published: Apr 10, 2017

e-Print:

1609.06631 [hep-ex]

DOI:

10.1016/j.physletb.2016.12.016

PDG:

{{\mathit \omega}{(782)}}

\rightarrow

{{\mathit e}^{+}}{{\mathit e}^{-}}

Experiments:

FRASCATI-DAFNE-KLOE-2

View in:

ADS Abstract Service

reference search46 citations

Citations per year

Abstract: (Elsevier)

We have measured the running of the effective QED coupling constant α(s) in the time-like region 0.6

Note:

19 pages, 8 figures, version accepted for publication in Phys. Lett. B

Vacuum polarization
α running
cross section: measured
lepton: universality
fundamental constant: fine structure
radiation: initial-state interaction
KLOE
Frascati Stor
electromagnetic interaction: coupling constant
coupling constant: energy dependence

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Figures(8)

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