Q2-duality for electromagnetic form factors of mesons

A. Bramon, E. Massó

Research output: Contribution to journalArticleResearchpeer-review

31 Citations (Scopus)


The observed q2-dependence of the ηγγ and ππγ e.m. vertices is described in terms of VMD and simple quark-loop diagrams. The dual character of these two approaches (involving, respectively, qq-bound state or free quark propagators) is unambiguously established. © 1981.
Original languageEnglish
Pages (from-to)311-314
JournalPhysics Letters B
Issue number4
Publication statusPublished - 3 Sept 1981


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