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20122023
most citedSensitivity of parameter estimation near the exceptional point of a non-Hermitian system

161 citations · 485 across the 12 of their papers we have counts for

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quant-ph2021★ 18 cited

Coupling-induced nonunitary and unitary scattering in anti-PT-symmetric non-Hermitian systems

H. S. Xu, L. jin

We investigate the properties of two anti-parity-time (anti-PT )-symmetric four-site scattering centers. The anti-PT -symmetric scattering center may have imaginary couplings, real…