BOTTOM, CHARMED MESONS
($\boldsymbol B$ = $\boldsymbol C$ = $\pm{}$1)
${{\mathit B}_{{c}}^{+}}$ = ${\mathit {\mathit c}}$ ${\mathit {\overline{\mathit b}}}$, ${{\mathit B}_{{c}}^{-}}$ = ${\mathit {\overline{\mathit c}}}$ ${\mathit {\mathit b}}$,
similarly for ${{\mathit B}_{{c}}^{*}}$'s
INSPIRE search

${{\boldsymbol B}_{{c}}^{+}}$ $I(J^P)$ = $0(0^{-})$

Quantum numbers shown are quark-model predictions.
${{\mathit B}_{{c}}^{+}}$ MASS   $6274.9 \pm0.8$ MeV 
${{\mathit B}_{{c}}^{+}}$ MEAN LIFE   $(0.507 \pm0.009) \times 10^{-12}$ s 
POLARIZATION IN ${{\boldsymbol B}_{{c}}^{+}}$ DECAY
$\Gamma _{L}/\Gamma $ in ${{\mathit B}_{{c}}^{+}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit D}_{{s}}^{*+}}$   $0.54 \pm0.15$  
${{\mathit B}_{{c}}^{-}}$ modes are charge conjugates of the modes below.