Exotic Tetraquark Mesons in Large-Nc Limit: an Unexpected Great Surprise

Two-ordinary-meson scattering in large-Nc QCD implies consistency criteria for intermediate-tetraquark contributions. Their fulfilment at Nc-leading order constrains the nature of the spectrum of genuinely exotic tetraquark states.

Bibliographic Details
Main Authors: Lucha Wolfgang, Melikhov Dmitri, Sazdjian Hagop
Format: Article
Language:English
Published: EDP Sciences 2018-01-01
Series:EPJ Web of Conferences
Online Access:https://doi.org/10.1051/epjconf/201819200044