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Title Bound states in the B-matrix formalism for the three-body scattering
Authors Adam Szczepaniak, Sebastian Dawid
JLAB number JLAB-THY-20-3274
LANL number arXiv:2010.08084
Other number DOE/OR/23177-5069
Document Type(s) (Journal Article) 
Associated with EIC: No
Supported by Jefferson Lab LDRD Funding: No
Funding Source: Nuclear Physics (NP)
 

Journal
Compiled for Physical Review D
Volume 014009
Page(s) 2021
Refereed
Publication Abstract: We consider a model of relativistic three-body scattering with a bound state in the two-body sub-channel. We show that the naïve K-matrix type parametrization, here referred to as the B-matrix, has nonphysical singularities near the physical region. We show how to eliminate such singularities by using dispersion relations and also show how to reproduce unitarity relations by taking into account all relevant open channels.
Experiment Numbers: other
Group: THEORY CENTER
Document: pdf
DOI: https://doi.org/10.1103/PhysRevD.103.014009
Accepted Manuscript: 2010.08084.pdf
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