f_K/f_pi ratio from QCD sum rules

dc.creatorChoe, Seungho
dc.creatorLee, Su Houng
dc.date1997-08-25
dc.date1999-12-30
dc.date.accessioned2026-07-07T11:36:39Z
dc.date.available2026-07-07T11:36:39Z
dc.descriptionUsing the correlation function of the axial vector mesons, we present a QCD sum rule calculation for the decay constants f_pi and f_K. Our calculations are only weakly dependent on the SU(3) breaking-parameter for the QCD vacuum and give the ratio f_K/f_pi = 1.11 $\pm$ 0.02.
dc.descriptionrevtex, 17 pages; erratum (with a more detailed analysis) added. results are slightly changed
dc.identifierhttps://arxiv.org/abs/nucl-th/9708042
dc.identifierhttp://arxiv.org/abs/nucl-th/9708042
dc.identifierJ.KoreanPhys.Soc.32:798,1998; Erratum-ibid.33:551,1998
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/198989
dc.subjectNuclear Theory
dc.subjectHigh Energy Physics - Phenomenology
dc.titlef_K/f_pi ratio from QCD sum rules
dc.typetext

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