论文标题

关于局部和离域准粒子对超导体非线性电导率的影响

On the effect of localized and delocalized quasiparticles on a nonlinear conductivity of superconductors

论文作者

Gurevich, A.

论文摘要

最近Deyo等。 [\ prb {\ bf 106},104502(2022)]建议,在强电磁场下,超导体的表面电阻$ r_s(H_0)$可能会受到表面上野外诱导的quasiparticle结合状态的影响。该评论表明,这种约束状态的存在及其对$ r_s $的贡献没有得到证实,并且参考文献的现象学模型。 \ cite {corn}给出$ r_s(t,h_0)$的错误字段和温度依赖性。

Recently Deyo et al. [\prb {\bf 106}, 104502 (2022)] suggested that the surface resistance $R_s(H_0)$ of a superconductor under strong electromagnetic field can be affected by field-induced quasiparticle bound states at the surface. This Comment shows that the existence of such bound states and their contribution to $R_s$ are not substantiated and the phenomenological models of Ref. \cite{corn} give incorrect field and temperature dependencies of $R_s(T,H_0)$.

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