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The nucleon-delta splitting in the chiral quark-meson model |
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| Affiliation: | 1. State Key Laboratory of Automotive Simulation and Control, Jilin University, Changchun 130012, PR China;2. Key Laboratory of Automobile Materials of Ministry of Education & School of Materials Science and Engineering, Nanling Campus, Jilin University, No. 5988 Renmin Street, Changchun 130025, PR China;3. International Center of Future Science, Jilin University, Changchun 130012, PR China |
| Abstract: | Cranking techniques are employed to calculate the N − Δ splitting in the chiral quark-meson model. A splitting of 322 MeV is obtained. It is determined that about 80% of the angular momentum and isospin in the model are carried by the mesons. |
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