pdgLive Home   >   BOTTOM MESONS ($\mathit B$ = $\pm1$)   >   ${{\mathit B}^{*}}$

BOTTOM MESONS ($\mathit B$ = $\pm1$) ${{\mathit B}^{+}}$ = ${\mathit {\mathit u}}$ ${\mathit {\overline{\mathit b}}}$, ${{\mathit B}^{0}}$ = ${\mathit {\mathit d}}$ ${\mathit {\overline{\mathit b}}}$, ${{\overline{\mathit B}}^{0}}$ = ${\mathit {\overline{\mathit d}}}$ ${\mathit {\mathit b}}$, ${{\mathit B}^{-}}$ = ${\mathit {\overline{\mathit u}}}$ ${\mathit {\mathit b}}$, similarly for ${{\mathit B}^{*}}$'s

INSPIRE   JSON PDGID: S085

${{\mathit B}^{*}}$ $I(J^P)$ = $1/2(1^{-})$ I, J, P need confirmation.

Quantum numbers shown are quark-model predictions.

${{\mathit B}^{*}}$ MASS $5324.75$ $\pm0.20$ MeV

${\mathit m}_{{{\mathit B}^{*}}}-{\mathit m}_{{{\mathit B}}}$ $45.18$ $\pm0.20$ MeV

${\mathit m}_{{{\mathit B}^{*+}}}-{\mathit m}_{{{\mathit B}^{+}}}$ $45.0$ $\pm0.4$ MeV

$\vert ({\mathit m}_{{{\mathit B}^{*+}}}-{\mathit m}_{{{\mathit B}^{+}}}$) $-$ (${\mathit m}_{{{\mathit B}^{*0}}}-{\mathit m}_{{{\mathit B}^{0}}})\vert $ <6 MeV  CL=95%

${\mathit m}_{{{\mathit B}^{*0}}}-{\mathit m}_{{{\mathit B}^{*+}}}$ $0.91$ $\pm0.26$ MeV

${{\mathit B}^{*}}$ DECAY MODES
Mode   Fraction ($\Gamma_i$ / $\Gamma$) Scale Factor/ Conf. Level P(MeV/c)   $\Gamma_{1}$ ${{\mathit B}}{{\mathit \gamma}}$ seen 45