Contact terms in γγ→A2π→ρππ transitions

E. Bagan, A. Bramon, F. Cornet

Research output: Contribution to journalArticleResearchpeer-review

Abstract

The contribution of contact terms (originated by gauge invariance) to the γγ→A2±π→ρ0π+π- transitions is evaluated. Large cross sections are predicted immediately above threshold. © 1983 The American Physical Society.
Original languageEnglish
Pages (from-to)1640-1643
JournalPhysical Review D
Volume27
Issue number7
DOIs
Publication statusPublished - 1 Jan 1983

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