Light-by-light scattering contributions to positronium decay rates
- 9 February 2001
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review A
- Vol. 63 (3) , 032511
- https://doi.org/10.1103/physreva.63.032511
Abstract
We evaluate the contributions of final-state light-by-light scattering to the parapositronium and orthopositronium decay rates. Our results are 1.29392(4) for parapositronium and 0.350(4) for orthopositronium in units of times the respective lowest-order rates.
Keywords
This publication has 7 references indexed in Scilit:
- Erratum: Calculation ofcorrections to parapositronium decay [Phys. Rev. A61, 052502 (2000)]Physical Review A, 2000
- Erratum:Corrections to Parapositronium Decay [Phys. Rev. Lett. 83, 1135 (1999)]Physical Review Letters, 2000
- OrderCorrections to the Decay Rate of OrthopositroniumPhysical Review Letters, 2000
- Calculation ofcorrections to parapositronium decayPhysical Review A, 2000
- Corrections to Parapositronium DecayPhysical Review Letters, 1999
- Order-α corrections to the decay rate of orthopositronium in the Fried-Yennie gaugePhysical Review A, 1992
- Three-Photon Annihilation of an Electron-Positron PairPhysical Review B, 1949