Graphical studies of three-body wave functions obtained with the correlation-function hyperspherical-harmonic method

1992 ◽  
Vol 46 (1) ◽  
pp. 142-148 ◽  
Author(s):  
M. I. Haftel ◽  
V. B. Mandelzweig
2018 ◽  
Vol 181 ◽  
pp. 01013 ◽  
Author(s):  
Reinhard Alkofer ◽  
Christian S. Fischer ◽  
Hèlios Sanchis-Alepuz

The covariant Faddeev approach which describes baryons as relativistic three-quark bound states and is based on the Dyson-Schwinger and Bethe-Salpeter equations of QCD is briefly reviewed. All elements, including especially the baryons’ three-body-wave-functions, the quark propagators and the dressed quark-photon vertex, are calculated from a well-established approximation for the quark-gluon interaction. Selected previous results of this approach for the spectrum and elastic electromagnetic form factors of ground-state baryons and resonances are reported. The main focus of this talk is a presentation and discussion of results from a recent investigation of the electromagnetic transition form factors between ground-state octet and decuplet baryons as well as the octet-only Σ0 to Λ transition.


1999 ◽  
Vol T80 (B) ◽  
pp. 414 ◽  
Author(s):  
G. Gasaneo ◽  
F. D. Colavecchia ◽  
C. R. Garibotti

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