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Unexpected features of $e^{+}e^{-} \to p\overline{p}$ and $e^{+}e^{-} \to \Lambda\overline{\Lambda}$ cross sections near threshold
Unexpected features of the BABAR data on e+e−→ BB cross sections (B stands for baryon) are discussed. These data have been collected, with unprecedented accuracy, by means of the initial state radiation technique, which is particularly suitable in giving good acceptance and energy resolution at thre...
Autores principales: | , , , |
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Lenguaje: | eng |
Publicado: |
2007
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Materias: | |
Acceso en línea: | https://dx.doi.org/10.1140/epja/i2008-10716-1 http://cds.cern.ch/record/1068734 |