χc0(1P) decay into Σ¯ Σπ in search of an I=1, 1/2− baryon state around K¯N threshold

We present the theoretical study of the process χc0(1P)→Σ¯Σπ decay, by taking into account the πΣ and πΣ¯ final state interactions of the final meson-baryon pair based on the chiral unitary approach. We show that the process filters the isospin I=1 in the πΣ channel and offers a reaction to test the...

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Bibliographic Details
Main Authors: En Wang, Ju-Jun Xie, Eulogio Oset
Format: Article
Language:English
Published: Elsevier 2016-02-01
Series:Physics Letters B
Online Access:http://www.sciencedirect.com/science/article/pii/S0370269315010084