${{\mathit \rho}_{{{3}}}{(1690)}}$ MASS

${{\mathit \eta}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ MODE

INSPIRE   JSON  (beta) PDGID:
M015M6
(For difficulties with MMS experiments, see the ${{\mathit a}_{{{2}}}{(1320)}}$ mini-review in the 1973 edition.)
VALUE (MeV) DOCUMENT ID TECN CHG  COMMENT
$\bf{ 1682 \pm12}$ OUR AVERAGE
$1685$ $\pm10$ $\pm20$
AMELIN
2000
VES 37 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit n}}$
$1680$ $\pm15$
FUKUI
1988
SPEC 0 8.95 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}{{\mathit n}}$
• • We do not use the following data for averages, fits, limits, etc. • •
$1700$ $\pm47$ 1
ANDERSON
1969
MMS - 16 ${{\mathit \pi}^{-}}{{\mathit p}}$ backward
$1632$ $\pm15$ 2, 1
FOCACCI
1966
MMS - 7$-$12 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit p}}$ MM
$1700$ $\pm15$ 2, 1
FOCACCI
1966
MMS - 7$-$12 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit p}}$ MM
$1748$ $\pm15$ 2, 1
FOCACCI
1966
MMS - 7$-$12 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit p}}$ MM
1  Seen in 2.5$-$3 ${\mathrm {GeV/}}\mathit c$ ${{\overline{\mathit p}}}{{\mathit p}}$. 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}}$, with 0, 1, 2 ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ pairs in ${{\mathit \rho}}$ band not seen by OREN 1974 (2.3 ${\mathrm {GeV/}}\mathit c$ ${{\overline{\mathit p}}}{{\mathit p}}$) with more statistics. (Jan. 1976)
2  Not seen by BOWEN 1972.
References