Generalized Beth-Uhlenbeck entropy density suppresses low-energy Landau damping in the 2+1D Gross-Neveu model while preserving bound-state effects, yielding a sharper exciton-to-fermion Mott crossover.
The Four Fermi Theory Is Renormalizable in (2+1)-Dimensions.Phys
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Generalized Beth-Uhlenbeck Approach to the 2+1D Gross-Neveu Model
Generalized Beth-Uhlenbeck entropy density suppresses low-energy Landau damping in the 2+1D Gross-Neveu model while preserving bound-state effects, yielding a sharper exciton-to-fermion Mott crossover.