Is the K-matrix approach adequate for describing overlapping resonances?
High Energy Physics - Phenomenology
2020-02-26 v1
Abstract
The K-matrix method is widely used unitary parametrization for several resonances with the same quantum numbers. But in fact resonances in this approach are separated and do not overlap.
Cite
@article{arxiv.2002.10949,
title = {Is the K-matrix approach adequate for describing overlapping resonances?},
author = {Victor Henner and Tatyana Belozerova},
journal= {arXiv preprint arXiv:2002.10949},
year = {2020}
}
Comments
arXiv admin note: text overlap with arXiv:2002.07568