${{\mathit b}_{{{1}}}{(1235)}}$ MASS

INSPIRE   PDGID:
M011M
VALUE (MeV) EVTS DOCUMENT ID TECN CHG  COMMENT
$\bf{ 1229.5 \pm3.2}$ OUR AVERAGE  Error includes scale factor of 1.6.  See the ideogram below.
$1225$ $\pm5$
WEIDENAUER
1993
ASTE ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ 2 ${{\mathit \pi}^{+}}$2 ${{\mathit \pi}^{-}}{{\mathit \pi}^{0}}$
$1235$ $\pm15$
ALDE
1992C
 GAM2 38,100 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \omega}}{{\mathit \pi}^{0}}{{\mathit n}}$
$1236$ $\pm16$
FUKUI
1991
SPEC 8.95 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \omega}}{{\mathit \pi}^{0}}{{\mathit n}}$
$1222$ $\pm6$
ATKINSON
1984E
 OMEG $\pm{}$ 25$-$55 ${{\mathit \gamma}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \omega}}{{\mathit \pi}}$ X
$1237$ $\pm7$
ATKINSON
1984E
 OMEG 0 25$-$55 ${{\mathit \gamma}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \omega}}{{\mathit \pi}}$ X
$1239$ $\pm5$
EVANGELISTA
1981
OMEG - 12 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \omega}}{{\mathit \pi}}{{\mathit p}}$
$1251$ $\pm8$ 450
GESSAROLI
1977
HBC - 11 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{-}}{{\mathit \omega}}{{\mathit p}}$
$1245$ $\pm11$ 890
FLATTE
1976C
 HBC - 4.2 ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{-}}{{\mathit \omega}}{{\mathit \Sigma}^{+}}$
$1222$ $\pm4$ 1400
CHALOUPKA
1974
HBC - 3.9 ${{\mathit \pi}^{-}}{{\mathit p}}$
$1220$ $\pm7$ 600
KARSHON
1974B
 HBC + 4.9 ${{\mathit \pi}^{+}}{{\mathit p}}$
• • We do not use the following data for averages, fits, limits, etc. • •
$1190$ $\pm10$
AUGUSTIN
1989
DM2 $\pm{}$ ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ 5 ${{\mathit \pi}}$
$1213$ $\pm5$
ATKINSON
1984C
 OMEG 0 20$-$70 ${{\mathit \gamma}}{{\mathit p}}$
$1271$ $\pm11$
COLLICK
1984
SPEC + 200 ${{\mathit \pi}^{+}}$ ${}^{}\mathrm {Z}$ $\rightarrow$ ${}^{}\mathrm {Z}$ ${{\mathit \pi}}{{\mathit \omega}}$

           ${{\mathit b}_{{{1}}}{(1235)}}$ mass (MeV)
References