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.

Evidence for two Pseudoscalar states in the 1.4-1.5 GeV Mass Region

BENDISCIOLI, GIORGIO;FONTANA, ANDREA;MONTAGNA, PAOLO MARIA;ROTONDI, ALBERTO;
1999-01-01

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.
File in questo prodotto:
Non ci sono file associati a questo prodotto.

I documenti in IRIS sono protetti da copyright e tutti i diritti sono riservati, salvo diversa indicazione.

Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11571/1617
Citazioni
  • ???jsp.display-item.citation.pmc??? ND
  • Scopus ND
  • ???jsp.display-item.citation.isi??? ND
social impact