Published June 2006
| Version v1
Journal article
Production of 3π0 in pp reactions above the η production threshold and the quadratic slope parameter α
Creators
- 1. Institut fuer Experimentalphysik der Universitaet Hamburg, D-22761 Hamburg (Germany)
Description
The CELSIUS-WASA setup has been used to measure the production of 3π0 in pp interactions at Tp = 1360 and 1450 MeV. A cross section for the prompt pp → pp3π0 and resonant pp → pp (η → 3π0) reaction channel is determined. The efficiency corrected Dalitz plot and density distribution for the η → 3π0 decay are shown, together with a fit of the quadratic slope parameter α. Our preliminary result for α is -0.027 ± 0.009 (stat) ± 0.01 (syst) (Authors)
Additional details
Publishing Information
- Journal Title
- Acta Physica Slovaca
- Journal Volume
- 56
- Journal Issue
- 3
- Journal Page Range
- p. 381-385
- ISSN
- 0323-0465
- CODEN
- APSVCO
Conference
- Title
- Workshop on Production and Decay of #eta# and #eta#"' Mesons (ETA05)
- Dates
- 15-18 Sep 2005
- Place
- Crakow (Poland)
INIS
- Country of Publication
- Slovakia
- Country of Input or Organization
- Slovakia
- INIS RN
- 37106752
- Subject category
- S72: PHYSICS OF ELEMENTARY PARTICLES AND FIELDS;
- Resource subtype / Literary indicator
- Conference
- Descriptors DEI
- BRANCHING RATIO; CROSS SECTIONS; DALITZ PLOT; DEUTERIUM TARGET; ELASTIC SCATTERING; ETA MESONS; LAGRANGIAN FUNCTION; LUMINOSITY; MASS DIFFERENCE; MASS DISTRIBUTION; MASS RESOLUTION; MISSING MASS; PERTURBATION THEORY; PHASE SPACE
- Descriptors DEC
- BOSONS; DIAGRAMS; DIMENSIONLESS NUMBERS; DISTRIBUTION; ELEMENTARY PARTICLES; FUNCTIONS; HADRONS; INFORMATION; MASS; MATHEMATICAL SPACE; MESONS; OPTICAL PROPERTIES; PARTICLE PROPERTIES; PHYSICAL PROPERTIES; PSEUDOSCALAR MESONS; RESOLUTION; SCATTERING; SCATTERPLOTS; SPACE; SPATIAL DISTRIBUTION; TARGETS
Optional Information
- Notes
- 10 refs., 2 figs.
- Collaborations
- CELSIUS-WASA collaboration