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Nature of the axial-vector mesons from their N-c behavior within the chiral unitary approach
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Nature of the axial-vector mesons from their N-c behavior within the chiral unitary approach
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| Geng, Li Sheng; Oset Báguena, Eulogio; Peláez Sagredo, José Ramón; Roca Zamora, Luis | |||
| This document is a artículoDate2009 | |||
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| By describing within the chiral unitary approach the s-wave interaction of the vector meson nonet with the octet of pseudoscalar Goldstone Bosons, we find that the main component of the axial vector mesons b_1(1235), h_1(1170), h_1(1380), a_1(1260), f_1(1285) and the two states associated to the K_1(1270) does not follow the QCD dependence on the number of colors for ordinary qqbar mesons. | |||
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22 - Física [3766]