Bethe Ansatz analysis of the non-Hermitian Kondo model identifies a novel ~YSR phase for intermediate loss strengths alpha, yielding a four-phase diagram controlled by two RG invariants.
However, as shown in Eq.(A72), the energy of the impurity string solution vanishes
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Dissipation driven phase transition in the non-Hermitian Kondo model
Bethe Ansatz analysis of the non-Hermitian Kondo model identifies a novel ~YSR phase for intermediate loss strengths alpha, yielding a four-phase diagram controlled by two RG invariants.