# $\mathbf {{{\boldsymbol a}_{{1}}{(2095)}}}$ $\boldsymbol I\boldsymbol G(\boldsymbol J{}^{PC}) = 1{}^{-}(1{}^{++})$ INSPIRE search

MASS ${\mathrm {(MeV)}}$ WIDTH ${\mathrm {(MeV)}}$ EVTS DOCUMENT ID TECN  COMMENT
$2096 \pm17 \pm121$ $451 \pm41 \pm81$ 69k
 2004
B852 18 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{-}}{{\mathit p}}$
References:
 KUHN 2004
PL B595 109 Exotic Meson Production in the ${{\mathit f}_{{1}}{(1285)}}{{\mathit \pi}^{-}}$ System Observed in the Reaction ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit \pi}^{-}}{{\mathit p}}$ at 18 GeV/$\mathit c$