Publication Date:
1999
abstract:
A confirming evidence for two pseudoscalar states with masses M1 = 1405 +- 5, Gamma1 = 50 +- 4 MeV/c2 and M2 = 1500
+- 10, Gamma2 = 100 +- 20 MeV/c2 is reported. The second pseudoscalar fills the nonet and leaves the first as an outsider
supporting the hypothesis for its exotic nature.
Iris type:
1.1 Articolo in rivista
Keywords:
Antiproton annihilation; Obelix spectrometer; Exotic mesons
List of contributors:
Cicalo', C.; Bendiscioli, Giorgio; Filippini, Valerio; Fontana, Andrea; Montagna, PAOLO MARIA; Rotondi, Alberto; Salvini, Paola; Obelix, Collaboration
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