The infinite tower of hard exclusive amplitudes in holographic light-front QCD produces a spectral generator G(α,λ) that encodes the full Regge spectrum and yields analytic form factors and parton distributions.
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The authors use the two-flavor NJL model to obtain medium-modified constituent quark masses and then compute the in-medium pion electromagnetic form factor, distribution amplitude, and parton distribution function via light-cone wave functions, with DGLAP evolution applied.
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Regge spectral generator and form factors from hard exclusive amplitudes in holographic QCD
The infinite tower of hard exclusive amplitudes in holographic light-front QCD produces a spectral generator G(α,λ) that encodes the full Regge spectrum and yields analytic form factors and parton distributions.
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Valence quark distribution of the pion inside a medium with finite baryon density: A Nambu--Jona-Lasinio model approach
The authors use the two-flavor NJL model to obtain medium-modified constituent quark masses and then compute the in-medium pion electromagnetic form factor, distribution amplitude, and parton distribution function via light-cone wave functions, with DGLAP evolution applied.