κk+π- vertex in light cone QCD sum rules

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BAYTEMİR G., Sarac Y., YILMAZ O.

Physical Review D - Particles, Fields, Gravitation and Cosmology, cilt.81, sa.9, 2010 (SCI-Expanded, Scopus)

• Yayın Türü: Makale / Tam Makale
• Cilt numarası: 81 Sayı: 9
• Basım Tarihi: 2010
• Doi Numarası: 10.1103/physrevd.81.094009
• Dergi Adı: Physical Review D - Particles, Fields, Gravitation and Cosmology
• Derginin Tarandığı İndeksler: Science Citation Index Expanded (SCI-EXPANDED), Scopus
• Marmara Üniversitesi Adresli: Hayır

Özet

In this work we study the κK+π- vertex in the framework of light cone QCD sum rules. We predict the coupling constant gκK+π- to be gκK+π -=(6.0±1.0)GeV and estimate the scalar f0-σ mixing angle from the experimental ratio g2(κ→Kπ)/g2(σ→ππ). © 2010 The American Physical Society.