pdgLive Home   >   ${\mathit {\mathit b}}$ ${\mathit {\overline{\mathit b}}}$ MESONS (including possibly non-${\mathit {\mathit q}}$ ${\mathit {\overline{\mathit q}}}$ states)   >   ${{\mathit \chi}_{{{b0}}}{(1P)}}$   >   ${\mathit m}_{{{\mathit \chi}_{{{b1}}}{(1P)}}}–{\mathit m}_{{{\mathit \chi}_{{{b0}}}{(1P)}}}$

${\mathit m}_{{{\mathit \chi}_{{{b1}}}{(1P)}}}–{\mathit m}_{{{\mathit \chi}_{{{b0}}}{(1P)}}}$

INSPIRE   JSON  (beta) PDGID:

M076M2

VALUE (MeV) DOCUMENT ID TECN  COMMENT $32.49$ $\pm0.93$ LEES 2014 M BABR ${{\mathit \Upsilon}{(2S)}}$ $\rightarrow$ ${{\mathit \gamma}}{{\mathit \gamma}}{{\mathit \mu}^{+}}{{\mathit \mu}^{-}}$

References