Order-α corrections to the decay rate of orthopositronium in the Fried-Yennie gauge
- 1 June 1992
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review A
- Vol. 45 (11) , 7774-7781
- https://doi.org/10.1103/physreva.45.7774
Abstract
The order-α correction to the decay rate of orthopositronium is obtained using the Fried-Yennie gauge. The result (m/) [-1.987 84(11)] is consistent with but more accurate than the results of previous evaluations.
Keywords
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