Published May 1, 2010 | Version v1
Journal article Metadata-only

κK+π- vertex in light cone QCD sum rules

Creators

  • 1. Physics Department, Middle East Technical University, 06531 Ankara (Turkey)
  • 2. Electrical Electronics Engineering Department, Atilim University, 06836 Ankara (Turkey)

Description

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).

Additional details

Identifiers

DOI
10.1103/PhysRevD.81.094009;

Publishing Information

Journal Title
Physical Review. D, Particles Fields
Journal Volume
81
Journal Issue
9
Journal Page Range
p. 094009-094009.5
ISSN
0556-2821
CODEN
PRVDAQ

INIS

Country of Publication
United States
Country of Input or Organization
International Atomic Energy Agency (IAEA)
INIS RN
42003094
Subject category
S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
Descriptors DEI
COUPLING CONSTANTS; GEV RANGE 01-10; KAONS PLUS; LIGHT CONE; PIONS MINUS; QUANTUM CHROMODYNAMICS; SUM RULES; WEINBERG ANGLE
Descriptors DEC
BOSONS; ELEMENTARY PARTICLES; ENERGY RANGE; EQUATIONS; FIELD THEORIES; GEV RANGE; HADRONS; KAONS; MESONS; PIONS; PSEUDOSCALAR MESONS; QUANTUM FIELD THEORY; SPACE-TIME; STRANGE MESONS; STRANGE PARTICLES

Optional Information

Notes
(c) 2010 The American Physical Society