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cond-mat.stat-mech2022★ 12 cited
The frustration-free fully packed loop model
Zhao Zhang, Henrik Schou Røising
We consider a quantum fully packed loop model on the square lattice with a frustration-free projector Hamiltonian and ring-exchange interactions acting on plaquettes. A boundary Ha…
cond-mat.stat-mech2022★ 12 cited
Hidden Bethe states in a partially integrable model
Zhao Zhang, Giuseppe Mussardo
We present a one-dimensional multi-component model, known to be partially integrable when restricted to the subspaces made of only two components. By constructing fully anti-symmet…