Oxygen vacancy-driven orbital multichannel Kondo effect in Dirac nodal line metals IrO2 and RuO2

oleh: Sheng-Shiuan Yeh, Ta-Kang Su, An-Shao Lien, Farzaneh Zamani, Johann Kroha, Chao-Ching Liao, Stefan Kirchner, Juhn-Jong Lin

Format: Article
Diterbitkan: Nature Portfolio 2020-09-01

Deskripsi

Strong electron correlations may give rise to an unconventional metallic state accompanying non-magnetic Kondo scattering. Here, the authors report signatures of orbital one- and two-channel Kondo physics in Dirac nodal line metals RuO2 and IrO2 nanowires.