Published November 30, 2006
| Version v1
Journal article
On the extraction of the quark mass ratio (md-mu)/ms from Γ(η'->π0π+π-)/Γ(η'->ηπ+π-)
Creators
- 1. Helmholtz-Institut fuer Strahlen- und Kernphysik (Theorie), Universitaet Bonn, D-53115 Bonn (Germany)
- 2. Helmholtz-Institut fuer Strahlen- und Kernphysik (Theorie), Universitaet Bonn, D-53115 Bonn (Germany) and Institut fuer Kernphysik (Theorie), Forschungszentrum Juelich, D-52425 Juelich (Germany)
Description
The claim that the light quark mass ratio (md-mu)/ms can be extracted from the decay width ratio Γ(η'->π0π+π-)/Γ(η'->ηπ+π-) is critically investigated within a U(3) chiral unitary framework. The influence of the recent VES data on the η'->ηπ+π- decay is also discussed
Additional details
Identifiers
- DOI
- 10.1016/j.physletb.2006.10.020;
- arXiv
- arXiv:hep-ph/0609010v1;
- PII
- S0370-2693(06)01296-2;
Publishing Information
- Journal Title
- Physics Letters. Section B
- Journal Volume
- 643
- Journal Issue
- 1
- Journal Page Range
- p. 41-45
- ISSN
- 0370-2693
- CODEN
- PYLBAJ
INIS
- Country of Publication
- Netherlands
- Country of Input or Organization
- International Atomic Energy Agency (IAEA)
- INIS RN
- 38064713
- Subject category
- S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
- Descriptors DEI
- CHIRALITY; D QUARKS; ETA MESONS; MASS; PAIR PRODUCTION; PARTICLE DECAY; PIONS MINUS; PIONS NEUTRAL; PIONS PLUS; U QUARKS
- Descriptors DEC
- BOSONS; DECAY; ELEMENTARY PARTICLES; FERMIONS; HADRONS; INTERACTIONS; MESONS; PARTICLE PRODUCTION; PARTICLE PROPERTIES; PIONS; PSEUDOSCALAR MESONS; QUARKS
Optional Information
- Copyright
- Copyright (c) 2006 Elsevier Science B.V., Amsterdam, The Netherlands, All rights reserved.