Scalar Meson {sigma}(500) Phase Motion at D+ {yields} {pi}-{pi}+{pi}+ Decay
Journal Article
·
· AIP Conference Proceedings
- Centro Brasileiro de Pesquisas Fisicas, Rua Xavier Sigaud 150, 22290-180 - Rio de Janeiro, RJ (Brazil)
Applying the Amplitude Difference Method to Fermilab experiment E791 D+ {yields} {pi}-{pi}+{pi}+ data, we measure the low mass {pi}+{pi}- phase motion. Our results suggest a significant phase variation, compatible with the existence of an isoscalar {sigma}(500) meson, as previously reported using an isobar model fit to the full Dalitz-plot density.
- OSTI ID:
- 20798150
- Journal Information:
- AIP Conference Proceedings, Vol. 814, Issue 1; Conference: 11. international conference on hadron spectroscopy, Rio de Janeiro (Brazil), 21-26 Aug 2005; Other Information: DOI: 10.1063/1.2176559; (c) 2006 American Institute of Physics; Country of input: International Atomic Energy Agency (IAEA); ISSN 0094-243X
- Country of Publication:
- United States
- Language:
- English
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