PLB 751 (2015) 63

ATLAS: INSPIRE

ParameterMeasurement
\(\frac{{\cal{B}} ( \Lambda_b^{0} \to \psi(2S) \Lambda )}{{\cal{B}} ( \Lambda_b^{0} \to J/\psi \Lambda )}\)\([0.501 \pm 0.033\mbox{ (stat)} \pm 0.019\mbox{ (syst)}]\)