14th Conference on the Intersections of Particle and Nuclear Physics (CIPANP 2022)

K-matrix Analysis of Bottomonium in e+e-

Sep 3, 2022, 1:30 PM

30m

Palm Ballroom 4

Parallel session talk QCD, Hadron Spectroscopy, and Exotics QCD: QCD, Hadron Spectroscopy, and Exotics

Speaker

Eric Swanson

Description

Results of the first global and unitary analysis of e+e- to b b-bar are presented. We find strong evidence for the new Upsilon(10750). Branching fractions are found to deviate significantly from older results. Implications of this for modelling are discussed.

Presentation materials

Kmatrix.pdf