Speaker
            Dr
    Cesar Fernandez-Ramirez
        
            (Instituto de Ciencias Nucleares, UNAM)
        
    Description
We use Regge phenomenology and the structure of the hyperon ($\Lambda$ and $\Sigma$) spectrum to gain insight on the nature of the two $\Lambda$(1405) resonances. We find that only of these resonances is compatible with a three-quark state.
Author
        
            
                
                        Dr
                    
                
                    
                        Cesar Fernandez-Ramirez
                    
                
                
                        (Instituto de Ciencias Nucleares, UNAM)