A simple description of isobaric analogue resonances by the aid of resonant state wave functions

1970 ◽  
Vol 28 (1-3) ◽  
pp. 251-255 ◽  
Author(s):  
J. Zimányi ◽  
M. Zimányi ◽  
B. Gyarmati ◽  
T. Vertse
1970 ◽  
Vol 1 (1) ◽  
pp. 1-3 ◽  
Author(s):  
B. Gyarmati ◽  
T. Vertse ◽  
J. Zimányi ◽  
M. Zimányi

1971 ◽  
Vol 5 (6) ◽  
pp. 647-655 ◽  
Author(s):  
P. K. Mukherjee ◽  
A. K. Bhattacharya ◽  
A. Mukherji

2005 ◽  
Vol 14 (06) ◽  
pp. 931-947 ◽  
Author(s):  
F. PILOTTO ◽  
M. DILLIG

We investigate the influence of retardation effects on covariant 3-dimensional wave functions for bound hadrons. Within a quark-(scalar) diquark representation of a baryon, the four-dimensional Bethe–Salpeter equation is solved for a 1-rank separable kernel which simulates Coulombic attraction and confinement. We project the manifestly covariant bound state wave function into three dimensions upon integrating out the non-static energy dependence and compare it with solutions of three-dimensional quasi-potential equations obtained from different kinematical projections on the relative energy variable. We find that for long-range interactions, as characteristic in QCD, retardation effects in bound states are of crucial importance.


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