${{\mathit \rho}{(1450)}}$ MASS

4 ${{\mathit \pi}}$ MODE

INSPIRE   JSON  (beta) PDGID:
M105M6
M105M6
VALUE (MeV) DOCUMENT ID TECN  COMMENT
• • We do not use the following data for averages, fits, limits, etc. • •
$1385$ $\pm14$ $\pm36$ 1
ACHARYA
2026
 
ALCE 5 TeV ${}^{}\mathrm {Pb}$ ${}^{}\mathrm {Pb}$ $\rightarrow$ ${}^{}\mathrm {Pb}$ ${}^{}\mathrm {Pb}$ 4 ${{\mathit \pi}}$
$1435$ $\pm40$
ABELE
2001B
 
CBAR $0.0$ ${{\overline{\mathit p}}}$ ${{\mathit n}}$ $\rightarrow$ 2 ${{\mathit \pi}^{-}}$2 ${{\mathit \pi}^{0}}{{\mathit \pi}^{+}}$
$1350$ $\pm50$
ACHASOV
1997
 
RVUE ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ 2(${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$)
$1449$ $\pm4$ 2
ARMSTRONG
1989E
 
OMEG 300 ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit p}}{{\mathit p}}$2( ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$)
1  From a two Breit-Wigner resonance fit to the 4${{\mathit \pi}}$ mass distribution produced in ultraperipheral ${}^{}\mathrm {Pb}−{}^{}\mathrm {Pb}$ collisions.
2  Not clear whether this observation has $\mathit I$=1 or 0.
References