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Measurement of the pionium lifetime
We report the progress in the measurement of the pionium lifetime by the DIRAC Collaboration at CERN (PS212). Based on data collected in 2001-2003 on Ni targets we have achieved the precision of 11% in the measurement of the pionium lifetime, which corresponds to the measurement of S-wave pion-pion...
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| Lenguaje: | eng |
| Publicado: |
2008
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| Acceso en línea: | http://cds.cern.ch/record/1129727 |