Radiative S → Vγ vertex in QCD SUM rules


Kucukarslan A., Ozdem U.

Acta Physica Polonica B, vol.44, no.6, pp.1321-1332, 2013 (SCI-Expanded) identifier identifier

  • Publication Type: Article / Article
  • Volume: 44 Issue: 6
  • Publication Date: 2013
  • Doi Number: 10.5506/aphyspolb.44.1321
  • Journal Name: Acta Physica Polonica B
  • Journal Indexes: Science Citation Index Expanded (SCI-EXPANDED), Scopus
  • Page Numbers: pp.1321-1332
  • Çanakkale Onsekiz Mart University Affiliated: Yes

Abstract

We calculate the coupling constants gSVγ, where S and V denote scalar, a0(980) and f0(980), mesons and vector, ρ and ω, mesons in QCD sum rules. A comparison of our estimates on the coupling constants with the results existing in the literature is also presented.