Abstract
An interference pattern in the π0π0 cross section was observed at the χc0 mass. A partial wave expansion was used to extract physics parameters. It was shown that the resonances can be observed and studied via interference in final states dominated by nonresonant channel.
Original language | English (US) |
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Article number | 091801 |
Pages (from-to) | 918011-918014 |
Number of pages | 4 |
Journal | Physical review letters |
Volume | 91 |
Issue number | 9 |
State | Published - Aug 29 2003 |