Title of article
On the four-photon decay of the neutral pion
Author/Authors
E.L. Bratkovskaya، نويسنده , , E.A. Kuraev، نويسنده , , Z.K. Silagadze، نويسنده ,
Issue Information
روزنامه با شماره پیاپی سال 1995
Pages
6
From page
217
To page
222
Abstract
The dominant contribution to the π0 → 4γ branching ratio, coming from the purely electromagnetic photon-splitting graph, is calculated. The result Br(π0 → 4γ) − (2.6 ± 0.1) × 10−11 is about three orders of magnitude below the present experimental limit.
Journal title
PHYSICS LETTERS B
Serial Year
1995
Journal title
PHYSICS LETTERS B
Record number
905711
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