A single long-range hop in a non-Hermitian chain produces roughly one tentacle-like bound state per lattice spacing of the hop, with localization length proportional to the hop distance.
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Tentaclelike spectra and bound states in Hatano-Nelson chain with long-range impurity coupling
A single long-range hop in a non-Hermitian chain produces roughly one tentacle-like bound state per lattice spacing of the hop, with localization length proportional to the hop distance.