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Theory of Chiral p-Wave Superconductivity with Near Nodes for Sr_2RuO_4

机译:SR_2RUO_4与近节点接近节点的手性p波超导理论

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摘要

We use the functional renormalization group method to study a three-orbital model for superconducting Sr2RuO4. Although the pairing symmetry is found to be a chiral p wave, the atomic spin-orbit coupling induces near nodes for quasiparticle excitations. Our theory explains a major experimental puzzle between a d-wavelike feature observed in thermal experiments and the chiral p-wave triplet pairing revealed in nuclear-magnetic resonance and the Kerr effect.
机译:我们使用功能重整化组方法研究超导SR2RUO4的三个轨道模型。尽管发现配对对称是手性p波,但原子旋转轨道耦合诱导Quasiparticle激励的节点附近。我们的理论解释了在热实验中观察到的D波状特征与核磁共振中显示的手性P波三联配对之间的一个主要实验难题和核磁共振和克尔效应。

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  • 来源
    《Physical review letters》 |2019年第2期|027002.1-027002.6|共6页
  • 作者单位

    Ningbo Univ Dept Phys Ningbo 315211 Zhejiang Peoples R China|Nanjing Univ Natl Lab Solid State Microstruct Nanjing 210093 Jiangsu Peoples R China|Nanjing Univ Sch Phys Nanjing 210093 Jiangsu Peoples R China;

    Ningbo Univ Dept Phys Ningbo 315211 Zhejiang Peoples R China;

    Univ Chinese Acad Sci Kavli Inst Theoret Sci Beijing 100190 Peoples R China|Univ Chinese Acad Sci CAS Ctr Excellence Topol Quantum Computat Beijing 100190 Peoples R China|Nanjing Univ Collaborat Innovat Ctr Adv Microstruct Nanjing 210093 Jiangsu Peoples R China;

    Nanjing Univ Natl Lab Solid State Microstruct Nanjing 210093 Jiangsu Peoples R China|Nanjing Univ Sch Phys Nanjing 210093 Jiangsu Peoples R China|Nanjing Univ Collaborat Innovat Ctr Adv Microstruct Nanjing 210093 Jiangsu Peoples R China;

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