pdgLive Home   >   ${\mathit {\mathit b}}{\mathit {\overline{\mathit b}}}$ MESONS (including possibly non-${\mathit {\mathit q}}{\mathit {\overline{\mathit q}}}$ states)   >   ${{\mathit h}_{{b}}{(1P)}}$   >   ${{\mathit h}_{{b}}{(1P)}}$ MASS

${{\mathit h}_{{b}}{(1P)}}$ MASS

INSPIRE   PDGID:

M204M

VALUE (MeV) EVTS DOCUMENT ID TECN  COMMENT $\bf{ 9899.3 \pm0.8}$ OUR AVERAGE $9899.3$ $\pm0.4$ $\pm1.0$ 112k TAMPONI 2015 BELL ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \eta}}$ + hadrons $9899.1$ $\pm0.4$ $\pm1.0$ 70k MIZUK 2012 BELL ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ hadrons $9902$ $\pm4$ $\pm2$ 10.8k LEES 2011 K BABR ${{\mathit \Upsilon}{(3S)}}$ $\rightarrow$ ${{\mathit \eta}_{{b}}}{{\mathit \gamma}}{{\mathit \pi}^{0}}$ • • We do not use the following data for averages, fits, limits, etc. • • $9898.2$ ${}^{+1.1}_{-1.0}$ ${}^{+1.0}_{-1.1}$ 50.0k 1 ADACHI 2012 BELL 10.86 ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$ MM 1  Superseded by MIZUK 2012 .

References:

TAMPONI 2015 PRL 115 142001 First Observation of the Hadronic Transition ${{\mathit \Upsilon}{(4S)}}$ $\rightarrow$ ${{\mathit \eta}}{{\mathit h}_{{b}}{(1P)}}$ and New Measurement of the ${{\mathit h}_{{b}}{(1P)}}$ and ${{\mathit \eta}_{{b}}{(1S)}}$ PParameters ADACHI 2012 PRL 108 032001 First Observation of the $\mathit P$-Wave Spin-Singlet Bottomonium States ${{\mathit h}_{{b}}{(1P)}}$ and ${{\mathit h}_{{b}}{(2P)}}$ MIZUK 2012 PRL 109 232002 Evidence for the ${{\mathit \eta}_{{b}}{(2S)}}$ and Observation of ${{\mathit h}_{{b}}{(1P)}}$ $\rightarrow$ ${{\mathit \eta}_{{b}}{(1S)}}{{\mathit \gamma}}$ and ${{\mathit h}_{{b}}{(2P)}}$ $\rightarrow$ ${{\mathit \eta}_{{b}}{(1S)}}{{\mathit \gamma}}$ LEES 2011K PR D84 091101 Evidence for the ${{\mathit h}_{{b}}{(1P)}}$ Meson in the Decay ${{\mathit \Upsilon}{(3S)}}$ $\rightarrow$ ${{\mathit \pi}^{0}}{{\mathit h}_{{b}}{(1P)}}$