Constructs PT-symmetric integrable spin-1/2 Richardson-Gaudin models via complex deformations, derives the metric operator for the physical inner product, and gives exact spin dynamics in unbroken and broken PT phases.
(12) This model is often associated with systems exhibiting exponential localization or long-range interactions
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Parity-Time Symmetric Spin-1/2 Richardson-Gaudin Models
Constructs PT-symmetric integrable spin-1/2 Richardson-Gaudin models via complex deformations, derives the metric operator for the physical inner product, and gives exact spin dynamics in unbroken and broken PT phases.