Symmetries of Excited Heavy Baryons In The Heavy Quark And Large N_c Limit

Abstract

We demonstrate in a model independent way that, in the combined heavy quark and large N_c limit, there exists a new contracted U(4) symmetry which connects orbitally excited heavy baryons to the ground states.

arXiv comment5 pages in REVTeX

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Cited by in corpus (10)

• Baryonium, tetra-quark state and glue-ball in large N_c QCD
• Threshold effects in excited charmed baryon decays
• On the Existence of Heavy Pentaquarks: The large Nc and Heavy Quark Limits and Beyond
• Excited Heavy Baryons and Their Symmetries III: Phenomenology
• Model-Independent Predictions for Low Energy Isoscalar Heavy Baryon Observables in the Combined Heavy Quark and Large $N_c$ Expansion
• $1/m_Q$ and $1/N_c$ Expansions for Excited Heavy Baryons with Light Quarks in the Spin-Flavor Symmetric Representation
• Excited Heavy Baryons and Their Symmetries I: Formalism
• Heavy baryons in the Skyrme model: the role of highly anharmonic collective motion
• Excited Heavy Baryons and Their Symmetries II: Effective Theory
• Combined heavy-quark symmetry and large-$N_c$ operator analysis for 2-body counterterms in the chiral Lagrangian with $D$ mesons and charmed baryons