Systematic analysis of the DJ(2580), DJ*(2650), DJ(2740), DJ*(2760), DJ(3000) and DJ*(3000) in D meson family
Abstract
In this work, we tentatively assign the charmed mesons DJ(2580), DJ*(2650), DJ(2740), DJ*(2760), DJ(3000) and DJ*(3000) observed by the LHCb collaboration according to their spin-parity and masses, then study their strong decays to the ground state charmed mesons plus light pseudoscalar mesons with the 3P0 model. According to these study, we assigned the DJ*(2760) as the 1D523- state, the DJ*(3000) as the 1F522+ or 1F724+ state, the DJ(3000) as the 1F723+ or 2P121+ state in the D meson family. As a byproduct, we also study the strong decays of 2P120+,2P322+, 3S121-, 3S120- etc, states, which will be helpful to further experimentally study mixings of these D mesons.
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