EPJ Web of Conferences 199, 05024 (2019)
https://doi.org/10.1051/epjconf/201919905024
https://doi.org/10.1051/epjconf/201919905024
Phase shift and spectral function from PWA
University of Wroclaw, Wroclaw, Poland
* e-mail: pmlo@ift.uni.wroc.pl
Published online: 1 February 2019
I illustrate a robust method for extracting an effective phase shift and an effective spectral weight for a coupled-channel system. These quantities are useful for describing the thermodynamics of an interacting hadron gas within the S-matrix formulation.
© The Authors, published by EDP Sciences, 2019
This is an Open Access article distributed under the terms of the Creative Commons Attribution License 4.0, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
