PRL 106, 121802 (2011)

Belle: INSPIRE link

ParameterMeasurement
\({{\cal{B}} ( \bar{B}_s^0 \to J/\psi(1S) f_0(980) )\times {\cal{B}} ( f_0(980) \to \pi^+ \pi^- )}\)\([1.16 ^{+0.31}_{-0.19}\mbox{ (stat)} ^{+0.15}_{-0.17}\mbox{ (syst)} ^{+0.26}_{-0.19}\mbox{ (fs)}] \times 10^{-4}\)
\({{\cal{B}} ( \bar{B}_s^0 \to J/\psi(1S) f_0(1370) )\times {\cal{B}} ( f_0(1370) \to \pi^+ \pi^- )}\)\([0.34 ^{+0.11}_{-0.14}\mbox{ (stat)} ^{+0.03}_{-0.02}\mbox{ (syst)} ^{+0.08}_{-0.05}\mbox{ (fs)}] \times 10^{-4}\)