Quantum disentangled liquid in the half-filled Hubbard model

We investigate the existence of quantum-disentangled liquid (QDL) states in the half-filled Hubbard model on bipartite lattices. In the one-dimensional case we employ a combination of integrability and strong-coupling expansion methods to argue that there are indeed finite energy-density eigenstates...

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Bibliographic Details
Main Authors: Veness, T, Essler, F, Fisher, M
Format: Journal article
Published: American Physical Society 2017