Virtual annihilation contribution to orthopositronium decay rate

Preprint

31 May 1999

preprint
Published by arXiv in arXiv

https://doi.org/10.48550/arXiv.hep-ph/9905553

Abstract

Order alpha^2 contribution to the orthopositronium decay rate due to one-photon virtual annihilation is found to be delta Gamma = (alpha/pi)^2 (pi^2 ln(alpha) - 0.8622(9))Gamma_LO.

Keywords

ANNIHILATION CONTRIBUTION
ORTHOPOSITRONIUM DECAY
VIRTUAL ANNIHILATION
PHOTON
DELTA
RATE

All Related Versions

Version 1, 1999-05-31, ArXiv
Published version: Physical Review A, 60 (4), 3306.

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