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Magnetic moments of antidecuplet pentaquarks
We analyze the magnetic moments of the exotic pentaquarks of the flavor antidecuplet in the constituent quark model for the
cases in which the ground state is in an orbital Lp = 0+ or a Lp = 1− state. We derive a set of sum rules for the magnetic
moments of antidecuplet baryons and their relation with the magnetic moments of decuplet and octet baryons. The magnetic
moment of the Θ
+
(1540) is found to be 0.38, 0.09 and 1.05 μN for J p = 1/2−, 1/2+ and 3/2+, respectively, which is
compared with the results obtained in other approaches
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