Baryons in the large N limit of the massive two-dimensional Nambu-Jona-Lasinio model

Authors
Boehmer, Christian
Karbstein, Felix
Thies, Michael
Description
Baryons in the massive Nambu-Jona-Lasinio model in 1+1 dimensions (the massive chiral Gross-Neveu model) are studied in the limit of an infinite number of flavors. The baryon mass is evaluated for a wide range of bare fermion masses and filling fractions, combining analytical asymptotic expansions with a full numerical Hartree-Fock calculation.
Comment: 12 pages, 15 figures; v2: minor corrections
Keywords
High Energy Physics - Theory, High Energy Physics - Lattice, High Energy Physics - Phenomenology