Spin-improved power-law wave functions yield 41% valence quark momentum fraction at 16 GeV² for pion and kaon, with vector form factors agreeing with experiment and charge radii of 0.668 fm and 0.704 fm.
Hornet al.[Jefferson Lab F(pi)-2], Phys
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The NJL model is shown to produce parton distribution functions and electromagnetic form factors consistent with data by imitating QCD chiral symmetry breaking and confinement.
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Internal structure of light mesons using the power law wave function
Spin-improved power-law wave functions yield 41% valence quark momentum fraction at 16 GeV² for pion and kaon, with vector form factors agreeing with experiment and charge radii of 0.668 fm and 0.704 fm.
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A Nambu--Jona-Lasinio model of quantum chromodynamics and hadron structure
The NJL model is shown to produce parton distribution functions and electromagnetic form factors consistent with data by imitating QCD chiral symmetry breaking and confinement.