The role of the Roper in chiral perturbation theory
| Contribuinte(s) |
Universidade Estadual Paulista (UNESP) |
|---|---|
| Data(s) |
30/09/2013
20/05/2014
30/09/2013
20/05/2014
01/11/2011
|
| Resumo |
We include the Roper excitation of the nucleon in a version of heavy-baryon chiral perturbation theory recently developed for energies around the delta resonance. We find significant improvement in the P(11) channel. (C) 2011 Elsevier B.V. All rights reserved. |
| Formato |
72-82 |
| Identificador |
http://dx.doi.org/10.1016/j.nuclphysa.2011.09.002 Nuclear Physics A. Amsterdam: Elsevier B.V., v. 870-71, p. 72-82, 2011. 0375-9474 http://hdl.handle.net/11449/24155 10.1016/j.nuclphysa.2011.09.002 WOS:000296950900005 |
| Idioma(s) |
eng |
| Publicador |
Elsevier B.V. |
| Relação |
Nuclear Physics A |
| Direitos |
closedAccess |
| Palavras-Chave | #Chiral perturbation theory #Effective field theory #The Roper resonance |
| Tipo |
info:eu-repo/semantics/article |
