Study of $e^{+}{e}^{-}\to {\pi }^{+}{\pi }^{-}{\rm Y}(1D)$ at Belle II

Belle II Collaboration, M. Abumusabh, I. Adachi +404

The bottomonium spectrum, consisting of bound states of a $b$ quark and an anti-$b$ quark, provides an excellent laboratory for probing quantum chromodynamics in the non-perturbati…