The J=3/2 Theta^* partner to the Theta(1540) baryon
classification
✦ hep-ph
keywords
thetagammabaryoncontainingdiscussedexoticfactorlarger
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If the exotic baryon $\Theta(1540)$ is $udud\bar{s}$ with $J^P = {1/2}^+$, we predict that there is a \10bar with $J^P = {3/2}^+$ containing a $\Theta^*(1540-1680)$. The width $\Gamma(\Theta^* \to KN)$ is at least a factor of three larger than $\Gamma(\Theta)$. The possibilities of $\Theta^* \to KN\pi$ or $\Theta \gamma$ via $M1$ and $E2$ multipoles are discussed.
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