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In addition a resonance decaying into a neutral dipion π+π- (G=+2) has also been suggested in the vicinity of (1640÷1675) MeV (12,11). In our model this resonance is the neutral member of the ρ recurrence with spin-parity 3−.
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Supported in part by the U. S. Atomic Energy Commission under contract No. AT(11-1)-881 under number COO-881-80.
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Cline, D. Isotopic-spin-one boson Regge trajectories. Nuovo Cimento A (1965-1970) 45, 750–751 (1966). https://doi.org/10.1007/BF02721145
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DOI: https://doi.org/10.1007/BF02721145