Remarks on the quantum numbers of X(3872) from the invariant mass distributions of the rho J/psi and omega J/psi final states

A. E. Kudryavtsev; A. V. Nefediev (ITEP; C. Hanhart (FZ-Juelich); Moscow); Yu. S. Kalashnikova

arxiv: 1111.6241 · v2 · pith:BKL7ZLTFnew · submitted 2011-11-27 · ✦ hep-ph · hep-ex

Remarks on the quantum numbers of X(3872) from the invariant mass distributions of the rho J/psi and omega J/psi final states

C. Hanhart (FZ-Juelich) , Yu. S. Kalashnikova , A. E. Kudryavtsev , A. V. Nefediev (ITEP , Moscow) This is my paper

classification ✦ hep-ph hep-ex

keywords distributionsmassnumbersomegaquantumargueassignmentdata

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We re-analyse the two- and three-pion mass distributions in the decays X(3872)->rho J/psi and X(3872)->omega J/psi and argue that the present data favour the 1++ assignment for the quantum numbers of the X.

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Remarks on the quantum numbers of X(3872) from the invariant mass distributions of the rho J/psi and omega J/psi final states

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