Emergence of non-Abelian SU (2) invariance in Abelian frustrated fermionic ladders
We consider a system of interacting spinless fermions on a two-leg triangular ladder with π/2
magnetic flux per triangular plaquette. Microscopically, the system exhibits a U (1) symmetry …
magnetic flux per triangular plaquette. Microscopically, the system exhibits a U (1) symmetry …