${\mathit {\mathit b}}$ ${\mathit {\overline{\mathit b}}}$ MESONS
(including possibly non- ${\mathit {\mathit q}}$ ${\mathit {\overline{\mathit q}}}$ states)
INSPIRE search

${{\boldsymbol \Upsilon}{(4S)}}$

$I^G(J^{PC})$ = $0^-(1^{- -})$ 

also known as ${{\mathit \Upsilon}{(10580)}}$
${{\mathit \Upsilon}{(4S)}}$ MASS   $10579.4 \pm1.2$ MeV 
 
${{\mathit \Upsilon}{(4S)}}$ WIDTH   $20.5 \pm2.5$ MeV 
 
$\Gamma_{1}$ ${{\mathit B}}{{\overline{\mathit B}}}$  $>96\%$ CL=95% 326
 
$\Gamma_{2}$ ${{\mathit B}^{+}}{{\mathit B}^{-}}$  $(51.4\pm{0.6})\%$ 331
 
$\Gamma_{3}$ ${{\mathit D}_{{s}}^{+}}$ anything ${+}$ c.c.  $(17.8\pm{2.6})\%$  
 
$\Gamma_{4}$ ${{\mathit B}^{0}}{{\overline{\mathit B}}^{0}}$  $(48.6\pm{0.6})\%$ 326
 
$\Gamma_{5}$ ${{\mathit J / \psi}}{{\mathit K}_S^0}$ ${+}$ ( ${{\mathit J / \psi}}$ , ${{\mathit \eta}_{{c}}}$) ${{\mathit K}_S^0}$  $<4\times 10^{-7}$ CL=90%  
 
$\Gamma_{6}$ non-${{\mathit B}}{{\overline{\mathit B}}}$  $<4\%$ CL=95%  
 
$\Gamma_{7}$ ${{\mathit e}^{+}}{{\mathit e}^{-}}$  $(1.57\pm{0.08})\times 10^{-5}$ 5290
 
$\Gamma_{8}$ ${{\mathit \rho}^{+}}{{\mathit \rho}^{-}}$  $<5.7\times 10^{-6}$ CL=90% 5233
 
$\Gamma_{9}$ ${{\mathit K}^{*}{(892)}^{0}}{{\overline{\mathit K}}^{0}}$  $<2.0\times 10^{-6}$ CL=90% 5240
 
$\Gamma_{10}$ ${{\mathit J / \psi}{(1S)}}$ anything  $<1.9\times 10^{-4}$ CL=95%  
 
$\Gamma_{11}$ ${{\mathit D}^{*+}}$ anything ${+}$ c.c.  $<7.4\%$ CL=90% 5099
 
$\Gamma_{12}$ ${{\mathit \phi}}$ anything  $(7.1\pm{0.6})\%$ 5240
 
$\Gamma_{13}$ ${{\mathit \phi}}{{\mathit \eta}}$  $<1.8\times 10^{-6}$ CL=90% 5226
 
$\Gamma_{14}$ ${{\mathit \phi}}{{\mathit \eta}^{\,'}}$  $<4.3\times 10^{-6}$ CL=90% 5196
 
$\Gamma_{15}$ ${{\mathit \rho}}{{\mathit \eta}}$  $<1.3\times 10^{-6}$ CL=90% 5247
 
$\Gamma_{16}$ ${{\mathit \rho}}{{\mathit \eta}^{\,'}}$  $<2.5\times 10^{-6}$ CL=90% 5217
 
$\Gamma_{17}$ ${{\mathit \Upsilon}{(1S)}}$ anything  $<4\times 10^{-3}$ CL=90% 1053
 
$\Gamma_{18}$ ${{\mathit \Upsilon}{(1S)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$  $(8.2\pm{0.4})\times 10^{-5}$ 1026
 
$\Gamma_{19}$ ${{\mathit \Upsilon}{(1S)}}{{\mathit \eta}}$  $(1.81\pm{0.18})\times 10^{-4}$ 924
 
$\Gamma_{20}$ ${{\mathit \Upsilon}{(1S)}}{{\mathit \eta}^{\,'}}$  $(3.4\pm{0.9})\times 10^{-5}$  
 
$\Gamma_{21}$ ${{\mathit \Upsilon}{(2S)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$  $(8.2\pm{0.8})\times 10^{-5}$ 468
 
$\Gamma_{22}$ ${{\mathit h}_{{b}}{(1P)}}{{\mathit \pi}^{+}}{{\mathit \pi}^{-}}$  not seen 600
 
$\Gamma_{23}$ ${{\mathit h}_{{b}}{(1P)}}{{\mathit \eta}}$  $(2.18\pm{0.21})\times 10^{-3}$ 390
 
$\Gamma_{24}$ ${{\mathit \eta}_{{b}}{(1S)}}{{\mathit \omega}}$  $<1.8\times 10^{-4}$ CL=90%  
 
$\Gamma_{25}$ $\overline{^2H}$ anything  $<1.3\times 10^{-5}$ CL=90%  
 
FOOTNOTES