Studying Kaon-pion S-wave scattering in K-matrix formalism

Long Li, Bing-song Zou, Guang-lie Li

We generalize our previous work on ππscattering to Kπscattering, and re-analyze the experiment data of Kπscattering below 1.6 GeV. Without any free parameter, we explain KπI=3/2 S-…