Non-Hermitian couplings are relevant in the disordered interacting Hatano-Nelson chain, producing a random strongly-coupled-pair ground state with negative diverging susceptibility and saturating entanglement entropy.
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Asymptotically exact solution of the non-Hermitian disordered interacting Hatano-Nelson chain
Non-Hermitian couplings are relevant in the disordered interacting Hatano-Nelson chain, producing a random strongly-coupled-pair ground state with negative diverging susceptibility and saturating entanglement entropy.