dorsal/arxiv
View Schemaf_K/f_pi ratio from QCD sum rules
| Authors | Seungho Choe, Su Houng Lee |
|---|---|
| Categories | |
| ArXiv ID | nucl-th/9708042 |
| URL | https://arxiv.org/abs/nucl-th/9708042 |
| Journal | J.KoreanPhys.Soc.32:798,1998; Erratum-ibid.33:551,1998 |
Abstract
Using 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.
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"abstract": "Using the correlation function of the axial vector mesons, we present a QCD\nsum rule calculation for the decay constants f_pi and f_K. Our calculations are\nonly weakly dependent on the SU(3) breaking-parameter for the QCD vacuum and\ngive the ratio f_K/f_pi = 1.11 $\\pm$ 0.02.",
"arxiv_id": "nucl-th/9708042",
"authors": [
"Seungho Choe",
"Su Houng Lee"
],
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"journal_ref": "J.KoreanPhys.Soc.32:798,1998; Erratum-ibid.33:551,1998",
"title": "f_K/f_pi ratio from QCD sum rules",
"url": "https://arxiv.org/abs/nucl-th/9708042"
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